Know How to Reset Chromebook to Factory Settings

Chromebook is a Google’s Chrome OS based laptop that runs rather than Mac OS X or Windows. It looks more attractive and skill enough as utilizing the well-liked Chrome web browser but it has some additional salient characteristics. Nearly all its applications and services are running online which are not running locally. Google’s own Spreadsheet and Document applications capable of running offline and then synchronizing any task you have done to the cloud once or you are back on Wi-Fi. This effortlessness allows you to use Chromebooks with less powerful hardware compare to various Windows laptops without affecting the whole system performance. You won’t find high-end processors, large hard drives and large 15.6 inch display on Chromebooks. Instead of this powerful hardware, Google offers online storage 100 GB with every Chromebook machine and the mobile processors are the order of the day and the usual display screen size is nearly the 11.6 inch. There are many relationships across the available Chromebook models with a standard screen resolution and keyboard layout, fast boot up times.

Factory reset a chromebook even it won't boot

How to Factory Reset a Chromebook?

Chromebooks synchronize some information locally therefore you need to delete permanently your personal data when you are passing or selling your Chromebook. In such a situation, you can reinstall Chrome Operating system which is useful if you are in developer mode. With the help of factory reset you can wipe your entire data which are stored in Chromebook can be wiped. For example, data stored in the Favorites folder contains all local data which are deleted permanently by using factory reset. Chromebook contains most of the data on synchronize online therefore you can restore them by personal Google account sighing in. You should not see the “Chrome OS is missing” popup message on your screen, when you would like to reinstall Chrome OS.

You can force to boot your Chromebook into recovery mode. For this you need to turn off your Chromebook at first. Next à press Esc + Refresh button and hold down the Power button on the keyboard. Older Chromebooks are having physical data recovery buttons itself. Google offers a image gallery which are showing the exact location of the key button on various Chromebook models. Sometimes your Chromebook may not boot properly, by continue reading you can get idea to achieve factory reset in this non-booting situation. If your Chromebook is not booting properly you should perform a hard or force reset. This task can be achieved on modern Chromebooks by pressing Refresh + Power button. On a Chromebooks you have to disconnect and reconnect the power cable. But, you may want to or use a unique reset button or pull the battery on older Chromebooks and reinsert it. It can achieve on a new Chromebook by logging into your personal Google account.

How to Use Disk Drive Recovery Software?

Consider a scenario: You have stored some important data on your computer hard drive and you have copied some files from virus infected pen drive. Due to high intensity of virus, entire hard drive affected and got corrupt. In this situation you cannot access files on hard drive and an error message is displayed with format option to access hard drive again. Now without formatting there are no other option to access hard drive again and all important data will be lost.

Hard-Disk-Data-Recovery-toolsTo recover lost data from your formatted hard drive, you need to take help of any reliable recovery software. The most popular recovery software is Disk Drive Recovery Software. This software has effective interface that can recover lost/deleted files in few simple steps.

Causes of Data loss/Delete from Disk Drive:

Emptying from Trash/Recycle Bin: Whenever you delete any file from computer hard drive, deleted files will be stored in Recycle Bin (Windows)/Trash (Mac). You can restore the deleted files from Recycle Bin/Trash. If you empty the Recycle Bin/Trash then you cannot restore files manually.

Unreliable Third Party Tool: To do any task sometimes you may require third party tools. Some third party tools are unreliable in nature and these are many such tools on internet for free. Using these unreliable tools may cause deletion or corruption of files.

File System Corruption: File system is the standard of operating system to keep track on all the files stored on hard drive. If file system of hard drive is corrupted due to any reason, then your hard drive will not be accessible.

Other Causes: Despite of the above cited scenarios there are many other reasons for deletion/loss of data from hard drive. Some of them are due to abrupt shut down of computer while transferring files, bypass from Recycle Bin, severe header corruption, bad sectors, etc.

Disk Drive Recovery Software can easily recover deleted/lost files due to above mentioned reasons. The recovered files can be sorted on the basis of date, size, date and file type.

Features of Disk Drive Recovery Software:

  • This software can recover files from hard drives (SATA, IDE and SCSI), flash memory cards (XD, SD and MMC), iPods, USB external drive, etc.
  • Disk Drive Recovery Software can easily recover deleted files using Shift + Delete (Windows) and Command + Delete (Mac) keys.
  • One unique feature of this software is “Save Recovery Session”. Once you scan the hard drive to recover deleted/ lost files you can save the details of the deleted/lost files. If you have saved the details of deleted files, there is no need to rescan again.
  • This software is available for different versions of Mac (Yosemite, Lion, Mountain Lion, Snow Leopard, Leopard and Mavericks) and Windows (Windows XP, Windows Vista, Windows 7, Windows 10, etc).

How to Use Disk Drive Recovery Software?

  • Download and install demo version of disk drive recovery software.
  • Select your respective scan option to recover deleted/lost file.
  • Select the partition from which you want to recover deleted/lost files.
  • Now start the process of scanning.
  • After scanning is complete, you can preview the lost/deleted files.
  • To save the information of deleted/lost files, save the Recovery Session.
  • If you are satisfied with the delivered results of demo version then purchase the full version of this software.
  • Now you can save the restored files.

Learn Easy Way to Perform Data File Recovery

As technology is developing day by day thus many problems are coming in front of you. Nowadays, one of the big problems are facing by many users i.e. loss of files. All people store their important data in his/her system or any other storage device. But Due to a single mistake either intentionally/accidentally deletion of data or some other system related problem may cause the data/file loss from the Windows or Mac system.


How data can be lost from Windows or Mac system?

There are several reasons behind the data from Windows or Mac system. Some common reasons behind the data loss are:

  1. Accidentally deletion of data/file.
  2. Accidentally formatting of partition/volume, hard drive or any other storage device.
  3. Virus infection (Only for Windows based system because Mac system has no chance of virus attack).
  4. Interrupted data transferring from other storage device to the system.
  5. File system corruption.
  6. Hard drive corruption & MBR corruption.
  7. Using of third party tools which is not reliable and more chances of corruption/loss of data from the system.
  8. Excess of Bad sectors (bad sectors mainly occurs due to heating of system).
  9. Window/Mac system or other storage devices such as mobile phones, digital cameras, camcorders or other storage devices gets shutdown abruptly.
  10. Corruption of boot sector.

Friends these are few causes behind data loss from Mac/Windows system and these are not only reasons of data loss, there are plenty of other reasons behind’s these.

What should you do when you lost your important data/file from Windows or Mac system?

In current scenario, if data/file loss is a big problem then the solution of recovery of those lost data is very easy. There are many third party editing tools are available in online market. Just make a use of a reliable tool and get back your all important data in hassle free manner.

Which tool is effective for recovering of lost data/file?

You just make a use of Data File Recovery software. This tool is designed and developed by our technical experts and an inbuilt powerful scanning of this tool makes your recovery task simple.

Why you must go with Data File Recovery software?

There are plenty of reasons which make this tool perfect as compared to other tools. The cost of this tool is reasonable, so any person can purchase this tool without any problem. It takes less RAM space when you install this tool. Whatever operating system you have (Mac or Windows), you can use this tool. If you are facing data loss problem from other portable storage devices (memory card, USB flash drive, external hard drive, digital cameras etc) then you can easily recovered all files from that storage device. Doesn’t matter, you lost your image files, video files, music or other document files, this tool supports and recovers all file types. One feature of this tool is “Save Recovery Session”, due to this feature; you can resume the data file recovery session anytime during recovery period. You can download the free edition of this tool which is available in our website and ask any query related to data/file recovery or Data File Recovery tool anytime. Our technical support is available 24*7.

Learn How to Fix MS Outlook OST File

Emails are the most commonly used across the globe for communication. Nowadays, everyone prefers to communicate via emails because of its speed. Emails can be sent and received using different mail services like Gmail, Hotmail, yahoo, etc.  Emails are very useful for business as well as corporate users for, sending daily reports, scheduling meetings, dealing essential business issues, etc. Therefore, use of Microsoft Outlook application has been rapidly increased within the corporation, than other mail services. Outlook provides basic email functionalities like composing, sending and receiving emails and also handles contacts, calendars and many others. There are different versions of MS Outlook are available such as Outlook 2000, 2002, 2003, 2007, 2010, 2013, etc. Outlook also has an ability to protect you from spammers i.e. it automatically deletes spam emails as they are downloaded to your Inbox.

MS Outlook stores all its data in single binary file called as PST (Personal Storage Table) file. If this PST file gets corrupted due to any reason, then you may not be able to access any emails by using Outlook. Sometimes, you may accidentally delete emails from Outlook. In such case, if you want to recover deleted emails, then you need to use relevant recovery tool like Repair Outlook PST. It is also capable to fix damaged PST file. To know complete procedure of repair damaged PST, follow this URL:

Occasionally, you may accidentally empty “Deleted Item” folders resulting in permanent loss of emails from Outlook. “Deleted Item” folder of your Outlook works like “Recycle Bin” of Windows Operating system. If you have accidentally deleted emails from Inbox, Outbox, Sent box or any other folder then you can restore them back from “Deleted Item” folder like Recycle Bin. In few cases, PST files may get corrupted due to virus attack, improper system shutdown, power failure, abruptly exiting Outlook, etc. In such case, you can use inbuilt inbox repair tool called as Scanpst.exe to repair corrupted PST files. If your PST file is severely corrupted then Scanpst.exe may fail to repair it resulting in loss of emails.

Therefore, take backup of essential emails regularly to avoid loss of emails. Always, close your Outlook properly. Avoid the PST file corruption by using updated antivirus program and do not share the PST files over the network. Delete unwanted emails regularly to avoid PST file corruption due to oversized PST files.

Repair Outlook PST is one of the advanced utility that helps you to fix severely corrupted PST files and recover the deleted or lost emails along with attachments. This software repair and restore Outlook data, which is created in Outlook 2000, 2003, 2007, 2010 and 2010 easily. Repair Outlook PST software is able to recover Outlook emails even after emptying “Deleted Item” folder. Along with emails, it also recovers lost calendar items, contacts, appointments, RSS feeds, journals, meeting requests and notes from Outlook PST file. It has two powerful scanning options, which helps you to repair a PST file and restore emails from Outlook. Repair Outlook PST tool creates new PST file and stores all recovered Outlook data in the newly created PST file to ensure the safety of original PST file. You can download the demo version of this program to evaluate recovery results. Using the demo version you can view recovered data also.

Software to Repair Corrupted MOV File Mac in Effective Way

MOV files that we store on to the Mac computer get corrupted often. However, now there is no need to get worried about it. Since right now, there is a reliable tool that can easily repair corrupted movie files with utmost ease. The name of that repair application is Best File Repair software. It’s an advanced repair application developed to fix corrupted or damaged MOV file. This tool repairs corrupted movie file in an effective manner, once it is repaired you can easily play that movie in a hassle free way. It is basically a read only tool, which will not do any kind of modification to the same MOV file; rather it will just scan and creates a similar but healthy file. This MOV fixer tool allow user to repair corrupted MOV file Mac effectively. This tool is quite safe and secure tool that is totally free from various harmful viruses or malware programs.

Reasons for corruption of MOV files

Virus Infection: If suspicious viruses such as Adware, Malware or Spyware get into your computer, then it starts multiplying and any file that come in its vicinity will get infected. If the infection is severe then the file will get corrupted.

Downloading Errors: When you are downloading movie files from web, if some unexpected error occurs then the downloaded file will get corrupted and refuses to play.

Header Corruption: Header maintains all the essential details of a file. On account of any known or unknown reason if the header of MOV file gets corrupted, then that MOV file will fail to play and unless it gets repaired the video remains unplayable.

Improper Recovery: When any of your favorite MOV file get lost or else get deleted from computer hard drive or any other external storage device, then you may use a recovery tool for recovering it. At the time of recovering, if suddenly some form of error takes place then the recovered MOV file will get damaged.    

There are few more reasons as a result of which MOV files get corrupted. This application is capable of fixing the corrupted MOV files with utmost ease. It is a most trusted application in the field of repairing corrupt movie files.

Features of Best File Repair Tool

Best File Repair tool is efficient MOV repairing software on Mac computer. It has the capability to repair corrupted movie files on different types of secondary storage devices including USB flash drives, memory sticks, memory cards, FireWire drives, external hard disks and many more. It can be installed on various editions of Windows operating systems including Windows 7, Windows Vista, Windows XP, Windows 2003 and Windows 2008. It even supports all new versions of Mac including Mavericks, Mountain Lion, Lion, Leopard, Snow Leopard, etc. Demo version of this tool helps you to evaluate the product before purchasing it, if you feel satisfied with its performance then but the licensed versions of this tool.

Easy to Use iTunes Data Recovery Software

iPod device has become the most widely used device now a days, it was developed by Apple Ltd.  Because, it is a portable and easy to use device you could carry large numbers of videos, audio files in apple iPods it is having the memory cache to keep and play your preferred video clips. Its memory cache comes with a capability to support an hour of video clips at one time. However, iTunes library organizes and plays a very important role in your iPod device. An iTunes, is a mobile media management utility created by Apple Inc. for both operating system of Mac and Windows platforms. It allows you to access all your digital video and music files.

iTunes data recovery software

iTunes facilitates users to import songs from devices such as compact discs easily by the method of synchronization. In Mac operating system, iTunes is used as default media player software which permits you to play music files also iTunes are also used as online radio broadcaster, mobile device management tool, media library so on. Sometimes, these iTunes files may get lost or deleted which may result you inaccessible of video files presented on the devices.

Reasons for iTunes file loss:

  • Synchronization errors: Take a situation; you are including some new videos on to your iTunes library you try to synchronize it with the connected device. While synchronizing the iTunes with the iPod the OS of your computer, it automatically deletes your old files and adds new files in iTune library. During which if any sort of interruption occurs may result in deletion or loss of iTunes file.
  • Human errors: It is a quite common mistake. Suppose while accessing iTunes utility if you accidently delete the library file while clearing some space on your computer. The library file may get deleted permanently if the size of the iTunes file exceeds the temporary storage bin capacity.
  • Other initiators: Some of the reasons like sudden system shut down, unintentionally formatting the volume containing iTunes file, corruption of iTunes library file, hardware issues etc. May also lead to deletion of iTunes file.
  • System crash: Your computer containing iTunes file could get crashed due to various factors like operating system corruption, volume map corruption, frequent power surge, hard drive failure, accidental deletion of booting files, etc. This may result in the deletion / loss of iTunes file.

Whenever you lose your iTunes file due to various reasons or by above stated scenarios. Then, don’t uninstall or re-install your iTunes which may further result in loss of your iTunes file. So in order to recover itunes file you can use this most trusted utility called as “iTunes recovery software” It is the latest retrieval tool that is incorporated with powerful retrieval programs, in which within few steps it can also restore photos from iPhoto library. It is also used to get back iTunes from iPod Nano, Classic, Shuffle, Mini etc. The iTunes data recovery software is user friendly tool which supports iTunes recovery for all various versions of Mac OS X Operating System like Leopard, snow leopard, Lion, Mavericks, Yosemite so on.

Reliable Software for Deleted Folder Recovery

Folders are mainly used to store many type of files such as image files, video files, music files, documents and so on. Folders are designed for organizing files like you might store your digital photos in a “Pictures” folder, your video files in “Videos” folder etc. In Windows, all software programs are stored in the “Program Files” folder, while in Mac OS X they are stored in the “Applications” folder. But sometimes you may face folder deletion issue due to some known or unknown reasons.deleted_file_recovery

However, whatever may be the reasons behind the deletion of folders; if you are looking for a reliable tool to perform deleted folder recovery then you just make a use of Recover Deleted Folders software. This tool is designed and developed by group of technical experts and a smart algorithm of this tool provides you a simple platform where you can perform folder recovery task with such an easy way. This tool supports both Windows operating system and Mac OS X.

Some reasons behind the deletion of folder:

  • Accidental deletion of folder: If you delete some important folders mistakenly instead of unnecessary folder then you may suffer folder loss issue on the system.
  • File system corruption: Many of the important system related data are stored by file system. If due to any knowingly or unknowingly reasons, file system has been corrupted then there is a chance of deletion of some important files and folders of the hard drive.
  • Virus infection: Those folders which are infected from virus, there is a huge chance of loss or delete of those files in Antivirus scanning process. As a result you may suffer folder deletion issue from the system.
  • Some other reasons: Apart from these reasons, sometimes you may face folder deletion issue due to some other reasons such as unreliable third party application, boot sectors corruption, abrupt shutdown of system, software conflicts, excess of bad sectors on the drive and so on.

Above mentioned scenarios are some common reasons behind the deletion of folders, Apart from these there are many more reasons behind the deletion of folders. Anyway, Recover Deleted Folders software is one stop solution to recover any type of deleted folder with few clicks of mouse

Some features of Recover Deleted Folders software:

  • This tool is compatible with both platform of operating system and supports all major versions of Windows OS and Mac OS X.
  • Recover Deleted Folders software is free from virus. So you can perform folder recovery task without any trouble.
  • Using its inbuilt scanning engine you can recover all type of data such as music’s, images, videos, documents, etc from deleted folders.
  • With the aid of this toolkit you can also retrieve deleted folders from flash drives, external hard drives, memory cards, SSD drives, FireWire drives, iPods and other storage devices in matter of minutes.
  • As it is designed using of some advanced recovering algorithms, it can extract all the data from the deleted folder and recover all folders without modifying the original source.
  • You can also preview the recovered deleted folders using trial version and analyze the efficiency of the Recover Deleted Folders software before purchasing licensed version.

Learn How to Recover Data from Windows 10

“Hello friends, few days ago I installed Windows 10 on my laptop. Its features are awesome. But last night, I deleted E drive of my system mistakenly. Now I am shocked and I have no idea about data recovery process. There are many of the important files in my E drive and I want to recover those files in any cost. If you guys have any idea about how to recover data from Windows 10 then please suggest me.”


Above mentioned scenario is one of the common problems behind the data loss on any version of Windows OS including Windows 10. Apart from this, there are many more reasons behind the deletion or loss of files on Windows 10. Anyway, if you are searching a reliable tool to recover data from Windows 10 then you must go with Windows File Recovery software. This tool is designed and developed by group of experts which provides you a simple user friendly platform where you can perform Windows 10 file recovery task with such an easy way.

Some reasons behind the loss/deletion of files from Windows 10:

  • File system corruption: File system stores many of the important system related data of Windows 10. If due to any reasons file system get corrupted then there is a huge chance of loss of some important files on hard drive of Windows 10 system.
  • Human error: When you perform unnecessary or garbage files deletion task on your system and mistakenly if you delete some important files instead of those unwanted files then this may cause the files loss issue on Windows 10.
  • Unreliable third party tools: Many of the third party tools are not reliable in nature. If you are using such type of tools for any purpose then there is a chance of deletion or loss of some important data from your system.
  • Hard drive corruption: Hard drive stores all data of your system. If hard drive gets corrupted due to some known or unknown reasons such as virus infection, operating system crash etc then as a result you may experience data loss issue on Windows 10 OS.

No matters, what’s the reason behind the deletion/loss of files from Windows 10, if you have Windows File Recovery software. With the help of this wizard, anyone can perform data recovery task with utmost ease either he/she has technical knowledge or not.

Some features of Windows File Recovery software:

  • This tool supports all versions of Windows OS including Windows Vista, Windows XP, Windows 7, Windows 8 and Windows 10.
  • Windows File Recovery software is designed and developed by group of experts which provides you a simple user friendly platform where you can perform Windows 10 file recovery task with such an easy way.
  • Windows File Recovery tool Supports recovery of files from FAT16, FAT32, NTFS, NTFS5, ExFAT partitions / drives.
  • You can preview recovered files after completion of recovering process of lost or deleted data
  • This tool also recovers files from any of the portable storage devices such as SD card, pen drive, external hard drive, FireWire drive, SDHC card, MMC card, CF card etc with great ease.

Easy Way to Recover Data from BitLocker Encrypted Hard Drive

BitLocker is a technique designed by Microsoft Corporation to describe an algorithm active in latest versions of Windows to encrypt hard drive partition sector by sector. BitLocker is something like setting security permissions on files and folders present on your Windows system. Unlike other access limitation and file encryption techniques involved in latest Windows OS like Windows 7, 8 and 10. The algorithm employed in BitLocker technique uses low-level and sector-by-sector encryption to protect the entire partition from third party application.

However BitLocker hard drive does not guarantee you to protect your data from any threat and you might face data loss situation due to various scenarios. In this condition, an effective recovery software named as Recover Formatted is help you to give the solution of how to recover data from formatted Bitlocker encrypted drive. This software is capable of recovering data from encrypted as well as formatted, damaged and crashed hard drive.

Common causes that leads to data loss from Bitlocker encrypted hard drive:

  • Accidental Formatting Hard Drive: Sometimes, you formatting the encrypted hard drive while renaming or copying data from one partition to other can leads to entire data loss from encrypted hard drive.
  • Using Command Prompt: Sometimes, while deleting unwanted file, you may select and delete files using Command Prompt function can leads to erased data permanently from computer without getting to move on Recycle Bin.
  • File Transfer Interruption: An interruption occurs while transferring files from Bitlocker encrypted hard drive to other storage device might lead to file loss that you were about to move.
  • Hard Drive Failure: A hard disk drive failed due to hardware malfunction or due to external factor such as exposure to fire, high magnetic field, environmental contamination which can leads to hard drive crash and the stored information cannot accessed properly with a configured manner.

Apart from these reasons behind the deletion or loss of data from Bitlocker encrypted hard drive, there are few more reasons such as hard ware malfunction, software conflicts, using unreliable security tool, and so on. No need to worry, you can take help of hard data recovery tools to restore data from encrypted hard drive with utmost ease.

Significant Features of Hard Drive Data Recovery Tools:

  • This software is suggested tool to recover data from Bitlocker encrypted hard drive as well as damaged, corrupted, crashed and formatted/reformatted hard drive without any hassle.
  • It restores huge amount of data from hard drive types such as SATA, SCSI and IDE supported by Seagate, Hitachi, Western Digital, Lexar, Toshiba, etc.
  • It is also capable of recovering data stored on file system FAT 16, FAT 32 and NTFS 5 partition of encrypted hard drives within few steps.
  • This program has got effective scanning algorithm which scans hard drive and restore data from hard drive as well as other storage media like pen drives, USB flash drives, memory cards, iPod, iPhones, etc.
  • This software retrieve data from encrypted hard drive on almost all version of Windows operating system like Windows 8, Server 2003 or 2008, Vista, XP, and so on.
  • This software provides an enhanced features such as you can preview recovered data from Bitlocker encrypted hard drive prior to data restoration.


How to Recover Data from Hard Drive Partition

Partitioning is a process of dividing hard drive into multiple logical units of specific size. In order to make optimum utilization of storage space, most of the users divide their hard drive into different partitions. Having multiple partitions of hard drive facilitates to categorize and store files in a well-organized way and it also helps to use different operating systems on same hard drive. Both Windows and Mac operating system support partitioning the hard drive, but the way of organizing files, directory structure and access privileges depends on the file system.

Sometimes Windows users end up with huge digital data loss due to deletion or loss of partitions. An entire partition disappears due to various reasons. In case, if you have deleted or lost a partition on your system hard drive, then no need to worry. You can recover partition at your fingertips without contacting any data recovery experts. This article describes the detailed procedure of how to perform partition recovery. Prior to discussing recovery process, it is good to know how partitions get deleted or lost. So let us see some of the common partition deletion or loss scenarios.

  • While deleting or re-partitioning system hard drive using Disk Management tool, users might accidentally delete some different partition apart from which they are intended to delete. In case, if the backup of files stored in the deleted partition does not exist, then it leads to huge amounts of data loss.
  • Sometimes, due to hard drive crash there can be a chance of partition table or master boot record corruption. Since they are primarily elements to access different partitions of Windows partitions, in case if they get corrupt, all the partitions become inaccessible.
  • There are many times in which an entire partition of Windows hard drive becomes inaccessible due to virus infection or file system crash. In order to access such partitions it needs to format. In case if the user has not taken a backup of data stored in such partitions, losing files is guaranteed.

If you Google the reasons for Windows partition loss, it will give plenty of results. No matter how you have lost your partition, Recover Partition software will always help you to restore deleted or lost partitions. You might be thinking how recovery utility retrieves the files from deleted and formatted partitions. Even after deleting or formatting a Windows partition, the files stored will not be erased immediately. Only the index files and pointer which is responsible for stored files manipulation will be removed and storage space marked as available, but the actual stream of bytes still resides on the stored sector until it is overwritten with new data. An efficient recovery utility scans the storage drive and recovers such data with the help of different file attributes.

Recover Partition is one of the popular Windows partition recovery software which has been designed and developed by expert IT professionals to get back deleted or lost partition data without any difficulty. This tool facilitates you to restore deleted or lost partitions from SATA, SCSI and IDE hard drives. Using this utility you can retrieve files from formatted, partitioned and re-partitioned hard drives along with the hierarchy of files stored.