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"Have you ever met this issue that your computer suddenly pops up an error message, warning you ‘Windows Detected a Hard Disk Problem’? 

Windows has an inbuilt mechanism that checks the hard drive and reports errors if something isn’t working as expected. If a problem is detected, the user will receive an error warning, just like Windows Detected a Hard Disk Problem.

If you see this warning, it indicates that some issues are emerging during your hard disk operation. The operating system may be damaged or failed to boot when you start your PC next time. Therefore, first, you should back up your files and then follow the instructions given in this post to fix the problem. Do not disable this useful warning as it alerts you the failure of the hard disk. Then let’s find the reasons and causes of why hard disk problems occurred and solutions to fix Windows Detected a Hard Disk Problem.

Causes of hard disk problem

  • Hard drive/disk failure;
  • System errors such as registry error etc;
  • Logical/mechanical error;
  • File system corruption/damaged;
  • Bad sectors occur on hard disk partition;
  • Virus attack;
  • False operation/human error etc.

If any of the above issues occur on the hard drive on your PC, Windows would detect the problems and remind you of the error message - ‘Windows detected a hard disk problem’. 

What can you do when unexpected hard disk problem happen?

Back up important hard disk data in advance. However, if you can't back up immediately or be too slow to back up the entire hard disk data, you can try a third-party software to retrieve disk data with ease. Here we’d like to recommend you a professional data recovery software - Bitwar Data Recovery software which allows you to free retrieve disk data with simple clicks.

Read more? How to Fix the Error "Windows Detected a Hard Disk Problem"

how to recover data with Western Digital Data Recovery Freeware for HDD, External HDD.

Western Digital Corporation (abbreviated WDC or WD) is one of the largest computer hard disk drive manufacturers in the world. Its products include Internal Hard Drive Storage, External Hard Drive Storage, SSD, etc. Western Digital delivers high quality and high-performance hard drives in the industry. There is no doubt about the quality of these hard drives. But even the Western Digital hard drive users can lose their precious data stored on their HDD, External HDD. We know data recovery knowledge is quite necessary for the event of data loss issues since none of the hard drives producers provides data recovery.

Before data recovery, please note:
  1. Please don't try to create new partitions & save new data onto that hard drive.
  2. Please don't choose unreliable data recovery software from internet since it may bring secondary damage to your data.
We recommend that users get a western digital data recovery Freeware - Bitwar Data Recovery for hard drive data recovery.Bitwar Data Recovery is 100% clean and easy-to-use software. With its abundant functions, it enables you to do deleted files recovery, formatted disk recovery, external devices recovery, recycle bin recovery, and lost partition recovery. 

If you cannot find the files under from these Recovery modules, try “Deep Recovery”. The deep recovery will take longer time on searching every sector of the drive to find all existing files; original filename won’t be provided due to a lack of file metadata.

Read more? Western Digital Data Recovery Freeware for HDD, External HDD

Normally, there are two ways to delete files:
Simple delete files by pressing the DEL key or permanently delete files by pressing Shift + DEL Key. By using DEL Key, you are just sending the files to the Recycle Bin and you can still open the Recycle Bin to recover them.
On the contrary, by using Shift + delete, the files are deleted permanently and in this case, no option in Windows is available to recover the these deleted folders or files. 
Is Undo Shift + Delete possible?When users perform shift + delete to remove files, it also bypasses the recycle bin. Although the files cannot be recovered by the Windows Operating System. But actually, the contents of the files are still remain on the drive and the file system just mark the space belong to the files as free space and once you copy or write new data into the space, the contents of files will be overwritten forever.

So, if you Undo Shift + Delete before the new data is writing in, the data still can be restored. A powerful and easy-to-use third-party data recovery freeware in Windows 7/8/10 can help you. Bitwar Data Recovery is a fast, reliable and free data recovery software with powerful functions. It can scan your entire hard disk to find and restore all your files deleted by Shift + Delete or emptied the Recycle Bin. Multiple types of files like Word, Excel, PowerPoint, PDF, photos, music, and video are all recoverable.

Read more? Undo Shift + Delete Freeware in Windows 7/8/10

Do you want to free download full version of Recover My Files 6.0 Crack with latest activation key, keygen, serial number, registration code, license key, kickass, etc. to restore your lost files? recover my files free downloads

No matter virus infection, hardware failure, or just improper operation, it's easy to cause data loss. We need to figure out a way to recover data. You may search for "Recover My Files" from the network, and you will find Recover My Files 6.0 Crack with latest activation key, keygen, serial number, registration code, license key, kickass, etc.
However, it's better not to use Recover My Files Crack, because the cracked version might package with virus, Trojan, backdoor, spyware or malware that must destroy your files or system.
Here I strongly recommend you to use Bitwar Data Recovery software with the full version; this is your best alternative to Recover My Files Crack, with free data recovery software, you don't need to expose your computer in danger.
Bitwar Data Recovery is a fast, reliable and Free data recovery software with powerful functions. It can recover lost or deleted files, photos, audio, music from any storage device effectively, safely and ultimately, and allows you to preview to make a selective recovery.
Bitwar Data Recovery Supported OS: Windows 10/8/7/XP/Vista, Mac OS X (Mac OS X 10.6, 10.7 and 10.8, 10.9, 10.10 Yosemite, 10.10, 10.11 El Capitan, 10.12 Sierra) on iMac, MacBook, Mac Pro, etc.

You can quickly get free Bitwar data recovery by clicking below button to download the software and install it on your computer:

Step 1. Launch the software and select the partition or device where have the lost files and then click "Next."

Step 2. Choose a scan mode and then hit "Next."

●   Quick Scan Mode can recover files from accidental deletion, such as shift + delete, emptied the Recycle Bin or deleted by other software.
●   Formatted Recovery Mode can retrieve formatted data after performing a quick format.
●   Deep Scan mode supports an in-depth search. If the previous scan couldn't work to find lost files, try the deep scan.  recover my files free downloads

Step 3. Choose the exact types of files you have lost, you can select all types if you have no ideas what kind of types need to choose.

Step 4. After the scan, you can Double-click the found files to preview one by one. You can check the data in the preview window, and even you can play video, audio, image, etc. It's a powerful preview function helps you to short the recovery time.
Then select the ones you want to recover and click the "Recover" button to get data back.
(Caution: DO NOT save the files into the Partition or device where you lost them.)

Bitwar Data Recovery allows to recover lost files from a formatted hard drive and recover lost files due to software crash, virus infection, other unknown reasons, etc. or recover lost data from a disk containing lost or missing partition can all be tackled merely with by using this software.
In conclusion:If you cannot find Recover My files crack version, why not give a shot on Bitwar Data Recovery software? It's easy to get from https: // and it's safer for data recovery.

read more? Please visit: Free Download Recover My Files 6.0 Full Version Crack

Is it possible to recover deleted files from recycle bin in Windows 10? Yes, it is easy to complete deleted files recovery from recycle bin by yourself if you have selected the right tool. Even sometimes you have cleared the recycle bin.
Whenever you want to recover deleted files in Windows 10, the best and risk-free way is to use a professional data recovery program. Here I want to recommend you try Bitwar Data Recovery. It is specially designed for Windows users to recover their lost or deleted files. Compared with other Windows 10 data recovery software, this one allows you to recover permanently deleted files from recycle bin in 1-2 minutes. even you don’t know any techniques for data recovery. recover deleted files windows 10 recycle bin
Here are the steps for how to use Bitwar Data Recovery to recover deleted files in Windows 10.
Step1: Get Bitwar Data recovery software from the official website: and install it on your computer. 

Tips: Remember not to save other files or install programs on the partitions that the file existed before.

Step2: After installation has finished, Launch Bitwar data recovery program.In the main interface of this professional data recovery software, you can see 6 different data recovery modules, and each of them focuses on different data loss scenarios. Please select “Recycle bin Recovery” when you want to recover deleted Files from recycle bin.

Bitwar Data recovery can supported all file types. By default, all file types are selected. You can uncheck the one you don’t need by uncheck it. Next, click "Start" .Step 3: Wait for the scanning process to complete. Then preview the found files.If you scan out a lot of data, you can filter by the file name, type, path, time in the left tree list. you also can export all scanning results to a specified place after scanning.

Choose files you are going to recover and click "Recover" button to save them back.
Warning:Don't directly save needed data in the original partition where data loss, or the deleted data will be overwritten, causing permanently data damage or data loss.recover deleted files windows 10 recycle bin

The deleted files are back, right? However, unlike other Windows operating system, the recycle bin is not clearly displayed in the desktop in Windows 10. So, before you start to recover files in Windows 10, you need to know where the data had been before it is deleted to the Recycle Bin.

read more? Please visit: How do I recover deleted files from Recycle Bin in Windows 10

We will happen to format the disk without backup, for reasons such as misoperation or poisoning. When you format, the system clears the formatted partition/SD card/memory card/USB flash drive to ensure that there is no data on the disk. If there is no backup, your data will disappear completely. Don't worry, Format data recovery software is able to solve this problem. If you accidentally format or reformat a disk that has useful data, you can still recover formatted files with Bitwar Data Recovery software. Free download format data recovery software to restore formatted files.

Don't worry about system compatibility problem. Format data recovery software - Bitwar Data Recovery fully supports all Windows systems such as Windows 10/8/7/XP/Vista etc. , Mac OS X (Mac OS X 10.6, 10.7 and 10.8, 10.9, 10.10 Yosemite,El Capitan,Sierra) on iMac, MacBook, Mac Pro etc. Download Bitwar Data Recovery here to effortlessly recover data from reformatted disk or other formatted storage devices by following below steps now:
Step1: Open Bitwar official website on your computer : Click "Download" button to Install Bitwar Data Recovery software . 

Tips: Remember not to save or install Bitwar Data Recovery to the partition on which you formatted.

Step2: Launch Bitwar data recovery software and select Formatted Hard Drive Recoverywhen you want to restore the formatted files.

Step 3: Select the partition you formatted and click Next.   external hard drive recovery free

Select the type of file that you want to recover and click "Next". If you want to recover all types, you can Select All Types and click  Next to start the scan.  Notes: During the hard disk data recovery process, it is forbidden to write data to the source disk. Do not do disk defragmentation and restore data as soon as possible.

Step 4: During the scan, the eligible files will be listed. You can preview the thumbnail of the files in the window by clicking them. If there is too much scanned data, you can also filter by the file type,path, time in the left tree list.

If you need to recover the file you have determined, select it and click the recover button in the lower-right corner to save the data to another partition or drive. 

The file you lost will be restored after the operation. When your USB flash drive, memory stick,SD card was formatted, you can also recover its files with Bitwar Data Recovery. external hard drive recovery free

read more? Please visit: Free Download Format Data Recovery Software to Restore Formatted Files

This article introduces 7 reliable solutions to fix i/o error on external hard drive/USB drive/SD card/SSD in Windows. And the Bitwar data recovery will rescue the data in case of unexpected data loss disaster.
 What is an I/O Device Error? 
I/O device, also known as IO device, is a hardware device which is able to accept input or output data, i.e. sending data to computer and receiving data from computer. Input device is capable of inputting to a computer, and output device is responsible for outputting data for the communications between users and computers. Therefore, an I/O device is bidirectional.
An I/O Device Error (short for Input / Output Device Error) usually happens on external & internal hard drives, SD cards, SSD, USB flash drives or pen drives, CD or DVD discs while you are trying to read or copy data in Windows 10/8/7, such as reading or copying data. At most times, it comes with "The request could not be performed because of an I/O device error" message.fix i/o error on external hard drive

An I/O device error indicates that problem is on hardware device or media and your computer system becomes inaccessible. But sometimes the problem can also result from faulty programs or drivers. I/O device error is quite common and many users have encountered it when they attempt to read or write from a hard drive or removable media.

Possible reasons of I/O device error 
Here lists the most common reasons of I/O device error:
1.      Faulty or loose connection
2.      Incompatible or corrupt hardware drivers
3.      The storage device is damaged: storage device may contain too many bad sectors or has other physical damages.
4.      The removable media such as CD, DVD or memory card is excessively dirty or damaged. Since reasons of I/O device error vary from people to people, usually, this error can be resolved by following solutions.
Solutions to Fix Hard Disk I/O Device Error 
Solution 1: Perform basic troubleshootingBefore you continue to correct these errors you should first check the cord connections with your computer system. Make sure; all the cords are connected tightly at both hub and computer Ports. You can also try to plug the external hard drive to another port of your computer or replace the connection cable to check either the error is due to cable. Restart your computer/Laptop again. Then try to re-access the drive/device to check whether the problem fixed or not. Otherwise, try another solution continually.
Solution 2: Update or Re-Install the DriversAt times, an outdated driver may also cause I/O device error. This error can be fixed by updating or re-installing a new driver. You need to check either the drivers are updated and compatible with the disk transfer.
Solution 3: Perform a clean bootSome programs or services can lead to I/O device errors. You need to put your operating system in clean boot state — that is, to start your system with a minimal set of drivers and startup programs. This method can help you identify exactly which application is causing trouble.
a) Log onto your operating system as Administrator. Press Windows logo key and R key on your keyboard at the same time to open Run dialog. In this dialog, type “msconfig” and hit Enter to open System Configuration window.

b) On General tab in System Configuration window, you can see the default setting is Normal startup. Now you need to select Selective startup and untick Load startup items.fix i/o error on external hard drive

c) Go to Services tab. Tick Hide all Microsoft services. Then click on Disable all. After that click on OK.

d) Restart your computer, and it will boot into clean boot state. At this time try accessing your drive or disk and redo the action that incurred the error. See if the error is gone.
* Note that after you finish troubleshooting, you need to revert your changes you have made to the original settings.
Solution 4: Change the drive transfer mode in IDE Channel Properties
OS cannot transfer data from drive to computer if the transfer mode is incorrect, you can change transfer mode by following steps.
1.      Press (Windows + X) both Keys together and select device manager from the menu list fix i/o error on external hard drive
2.      Expand IDE ATA/ATAPI controllers. A subset will open, that lists the different IDE ATA/ATAPI channels.
3.      Right-click on the channel where the appropriate drive is connected, and then click properties. Typically, this channel is secondary IDE channel.
4.      Go to advanced settings tab and select PIO only in the transfer mode box for the device that represents the appropriate drive. Typically, this is device 0. Then, click ok and exit all windows.
5.      Test the drive and check if the error message has been removed.
* Warning: Do not change the Primary IDE Channel, Device 0. Changing this transfer mode setting may cause the computer to operate incorrectly or not at all.
Solution 5: Check and Repair Device in Command Prompt1.      Press (Windows + X) both Keys together and select Command Prompt (Admin) from the menu list
2.      Click Yes to allow OS to launch the Command Prompt as Administrator.
3.      In Command Prompt window, type chkdsk G: /f /r /x. Here G is the drive letter; you can replace it with your drive letter.
This option will check and repair disk errors on the external & internal hard drive/USB drive/SD card to fix I/O device error. And then you will no longer see “The request could not be performed because of an I/O device error” message.
Solution 6: Change transfer mode in IDE channel properties 
Operating system cannot transfer data between computer and device if the transfer mode for the drive is changed or incorrect. You can fix the problem by changing transfer mode for the drive via following steps:
1.      Open Device Manager. Right-click on This PC icon from desktop and choose Manage from the displayed menu. Choose Device Manager from the Computer Management window. fix i/o error on external hard drive
2.      Locate and expand IDE ATA/ATAPI controller and you can see many channels listed here. Right-click the channel which is throwing the I/O device error, and select Properties option. If you cannot identify which IDE channel should be chosen, then select the one labeled Secondary IDE Channel.
3.      On the Advanced Settings tab select PIO only in the transfer mode box for the device. Then restart computer and test the drive if the I O error is fixed.
Solution 7: Contact hardware manufacturer 
If you've tried methods mentioned above and the problem still exists, you may need to seek help from experts. You can contact technical support of the hardware's manufacturer or computer to get further assistance. They can help you find out the cause of the error, and having your devices repaired or replaced.

Important: If you have important data on the external & internal hard drive, USB flash drive, pen drive or SD card, you'd better try to recover your files with a best free data recovery software before fixing I/O device error. It is the best way to avoid data loss disaster.

Recover data from I/O device error
Bitwar data recovery is recommended to retrieve data from damaged drive. it is a best free data recovery software since it is compatible with any devices such as digital camera, hard drives, SD cards, Memory cards, phones, media players and portable drives. From these devices you can recover lost data such as audios, videos, pictures, archives, compressed files, and documents.
You can easily get free Bitwar data recovery on its Official website or by clicking below download button, please don’t install the software on the partition that contains lost files.

read more? Please visit: How to Fix an I/O Device Error


Have you ever encountered a problem where your Windows PC does not start properly after booting it? It may happened after a sudden power failure or upgrading your PC to a newer version. How to fix it and How to recover data from an unbootable computer efficiently and safely. You could find solutions in this article.

Sometimes, your Windows 10 doesn't start the way it should after booting, and you will receive a “Automatic Repair, Your PC did not start correctly." error. There are a number of reasons that can cause "your PC did not start correctly", these troubleshooting steps may help you resolve the issue.
Solutions to Fix Your PC Did Not Start Correctly
Solution 1: Restart your PC
The first recommendation is to restart your PC and see if it helps. But sometimes, this problem may persist even after multiple reboots.
Solution 2: Safe Mode/Startup Repair
Safe Mode is a troubleshooting option for Windows that starts your PC in a limited state. Follow these steps:
Go to the “Start Menu” and type “Update and recovery”, Click on “Update and Recovery” and go to “Recovery”, Under “Advanced startup”, click “Restart” now.pc did not start correctly windows 10
In case you’re unable to login to your PC or if it’s stuck on the lock screen follow these steps:
Click on the power button while holding the Shift > click “Restart”, then click “Troubleshoot” on the Choose an option screen, Click on “Startup Settings” > “Restart”. Choose the “Safe Mode”. Then Your PC should be in “Safe Mode” now. You must run “Startup Repair” from Advance boot option:
Press and hold Shift then click on “Restart”, Click on “Troubleshoot” > “Advanced Options”, then click on “Startup Repair” to repair your windows 10.
Solution 3: Run System File Checker
The sfc/scannow command acts as a troubleshooter for various system-related issues, and might be useful in this case, as well. If you don’t know how to run the sfc/scannow command, follow these instructions:
1.  Go to Search, type cmd, right-click Command Prompt, and select Run as administrator
2.  Enter the following command, and press Enter: sfc/scannow
3.  Wait for the process to finish
Solution 4: Disable antivirus
There are some reports that suggest your antivirus is causing the problem. That’s actually a common thing in Windows 10, as the system is known for interfering with third-party antivirus software. Although Windows 10-antivirus interference mainly affects updates and the way they’re installed, there could be a system error here and there. So, try with pausing your antivirus protection for some time.
Solution 5: Restore system
There’s a chance some unwanted changes have been made on your computer. For that situation, there’s no better option than System restore! If you need to rewind your system to a previous working version, system restore is the most logical solution. If you have a proper restore point it won’t take too much time to perform a time-traveling procedure in Windows 10.
If you’re not sure how to perform System Restore in Windows, follow these steps:
1. Right-click the Start menu and open Control Panel.
2. In the Category view, open System and Security.
3. Click File History and then open Recovery from the bottom left.
4. Click on Open System Restore.
5. Click Next until you can see the list of the available Restore Points.
6. Confirm selection and start with the restoring procedure.pc did not start correctly windows 10

Solution 6: Delete updates
If this error occurred after the latest update, there’s a good chance you’ll need to uninstall it, and revert to the previous working version of the system. Here’s what you need to do to restore system updates:
1. Go to Settings > Updates & Security > Windows Update
2. Go to Update history > Uninstall updates
3. Now, find the latest update installed on your computer (you can sort updates by date), right-click it, and go to Uninstall, then restart your computer
Solution 7: Rebuild BCD 
As we know, you will encounter the automatic repair your PC did not start correctly error message in Windows 10/8/7 once the Boot Configuration Data is corrupted. Now, please try rebuilding the Windows’s BCD and checking again.
1.  Insert the Windows bootable drive and boot from it
2.  Click Repair your computer >Troubleshoot >Command Prompt.
3.  Type bootrec /fixmbrand press Enter.
4.  Type bootrec /fixbootand press Enter.
5.  Type bootrec /rebuildbcdand press Enter.
6.  Type exitand press Enter.
7.   Finally, restart your PC.
Solution 8: Reset Your PC
If your PC did not start correctly and the issue still exists after trying the above 7 solutions, you might have to try performing a Reset or Refresh to troubleshoot the issue.  pc did not start correctly windows 10
In Windows Boot Options menu, choose Troubleshoot. Choose Rest your PC, or Refresh your PC.
No matter which solution you choose, you will find some of your needed data will be deleted. It is recommended to recover all you needed data before taking this step. It is the best way to avoid data loss disaster. Bitwar Data Recovery Software can help you effectively and quickly recover lost data when PC won't boot.
How to recover lost data when PC won't boot
If you have more than 2 systems installed on your computer, you can use another system to log in to backup or recover, if not, you can remove the hard drive and connect to another computer for recovery.
Download Bitwar data recovery from its Official website or by clicking here and install it.

read more? Please visit: 8 Solutions to Fix Your PC Did Not Start Correctly in Windows 10

Summary1, how to recover accidentally deleted photos by Bitwar Android Data Recovery for windows?
2, how to recover accidentally deleted photos by Bitwar Android Data Recovery(App)?
The mobile phone is becoming popular nowadays and we always use the phone camera to take some photos during trip or activity.But sometimes we may delete the photos accidentally, can we have the chance to recover accidentally deleted photos on Android ? The answer is yes, we have Bitwar Android Data Recovery for windows and Android application which can help you to get back these accidentally deleted photos.  accidentally deleted photos on android
1,how to recover accidentally deleted photos by Bitwar Android Data Recovery for windows? Step One,

Download Bitwar Android Data Recovery from our website:

Step Two,Before recovery, we have to root our Android Phone first to get the administrator authority. If you have already rooted the phone, pass this Step. Simply read this article to get more: How to Root Your phone Step Three,Turn on USB debugging mode on your Android phone, read this article to know how: How to enable USB debugging Step Four,If you have rooted your Android phone successfully. Launch Bitwar Android Data Recovery
and connect your phone to computer with your original USB cable, please aware that some inferior cable will cause a badly connection. Step Five,Select Photos on the interface and hit Deep Scan. accidentally deleted photos on android

Step Six,You can see the photos are appearing in the scanning result windows. You can preview the photo to check the photo is completely for recovery or not.

2,how to recover accidentally deleted photos on Android phone by Bitwar Android Data Recovery(App)? Step One,Download Bitwar Android Data Recovery(App) from Google Play:

Step Two,Launch Bitwar Android Data Recovery(App), if your phone do not contains root, it will inform you to root first, we can click root to download the root application.accidentally deleted photos on android

read more? Please visit: How to Recover Accidentally Deleted Photos on Android Phone?

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