How to fix checksum error in WinRAR file?

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Nowadays, people tend to store more and more data on their computer's hard disk. And, in order to save memory space, they compress these files in WinRAR format. RAR compression technique helps users to save a lot of hard disk space and make tasks like transferring, downloading, uploading, emailing much easier. However, it is really frustrating situation for users when they encounter errors while extracting contents from a WinRAR file. More often than not, the error message would be CRC.

1. WinRAR is a popular and powerful archive manager that can be used from the command-line or with scripting languages such as batch files. It includes two command-line tools, rar.exe and unrar.exe, where rar.exe compresses and unrar.exe uncompresses files.
2. De Delete archive(s) after extracting. Which you can use with the -e or -x commands e.g.: unrar x -de test.part01.rar. Hopefully this might be useful to someone other than just me. Although, obviously, if extraction fails for any reason you will have deleted all the earlier volumes in the archive set.

So, what is CRC error?

Feb 22, 2018 Hello, recently i've tryed to download a zip file with an.exe file in it. At first, I clicked open (I used WinRar to open the zip file) and I extracted the contents to a file in C:/ drive. Once extracted, I noticed that the exe file was missing and all the other files were there. So, I went and redownloaded the zip file and saved it to the C:/.

CRC stands for Cyclic Redundancy Check, it is an error notification usually encountered while WinRAR file extraction. CRC is an algorithm which checks the checksum bit of the source and downloaded WinRAR file, if this checksum of your RAR file doesn’t match up then it’ll result in CRC error notification. Sometimes, no matter how many times you try, you won’t be able to access any of the contents from the WinRAR file. There are several causes due to which you end up with CRC error, some of them include:

• Download interruption of WinRAR files due to reasons like power failure, network inconsistency, etc
• Deadly malware / virus infection on WinRAR file
• Bad sectors on storage media where WinRAR files are stored
• Extracting the contents of WinRAR using unreliable third party applications
• Other reasons include improper recovery, file system corruption, transfer error, OS reinstallation, etc

Techniques to fix checksum error in WinRAR file:

There are three ways to eliminate checksum error in WinRAR file, just follow the below procedures and know how:

Method 1: Try re-downloading the whole WinRAR archive file from the internet again. If it is still available, sometimes re-downloading the file will help you eliminate the problem.

Method 2: If the first method didn’t help you, then overcome CRC error using WinRAR application

• Right click on the corrupt / damaged WinRAR file and choose “Extract files” options
• Tick on “Keep Broken Files” check box under Miscellaneous tab
• Choose the folder where you want to save the extracted files and click “Ok” button
• And while the extraction process if any CRC error pops up. Simply click “Close”

Nevertheless, if both this method fails in extracting the contents from your WinRAR files; then you need to download and use powerful WinRAR repair software such as Remo Repair that can extract incomplete RAR file, fix checksum error in RAR extraction, and all other errors related to RAR file extraction.

Method 3: Remo Repair is among the best repair application to fix checksum error in WinRAR files. The tool has many advanced and outstanding features such as free demo version, ability to repair damaged RAR files on Windows Vista, Windows 10, 8 & 8.1, Windows 7, XP, Server 2003 & 2008, preview repaired RAR archive, operating system compatibility, 24 / 7 technical support, virus free, etc. which makes it the no 1 choice to solve CRC error in WinRAR, and other errors in RAR files.

Are you trying to find a way to stop Windows 10 from deleting files on your computer after the system upgrade? Does Windows 10 Defender remove your downloaded files from PC without confirmation? Here on this page, you’ll find useful methods to restore deleted files on Windows 10 and stop Windows 10 from deleting files without asking by simple clicks.

on this page, you'll find handy solutions to restore deleted files on Windows 10 and stop Windows 10 from deleting files without asking.

Q: Windows Defender Keeps Deleting Files

'Hi, I'm having an issue that my computer is automatically deleting files without asking me for confirmation. I use some programs with .exe extension. But Windows defender reads those as a virus, and it deletes them while I still want them! How do I stop Windows defender from deleting files that I want to keep?'

Are you having the same issue that Windows defender keeps deleting files, such as downloaded videos, documents, or .exe programs? Or is your Windows 10 automatically deleting downloaded files and data without asking for confirmation? Although it sounds senseless, it is true. Windows 10 may keep deleting programs and documents after restart because of the defender or the new storage sense feature in Windows 10. But, you don't have to worry since you can easily recover deleted files Windows 10 using a professional data recovery tool, after that, you can use the helpful methods demonstrated below to stop Windows from deleting files automatically.

Part 1. Restore Files Deleted by Windows 10

If your important files got removed or deleted by Windows 10 and you can't get them back anyhow, don't worry. One of the best file recovery software - EaseUS Data Recovery Wizard can simply recover your lost files within three steps. It allows you to restore files deleted from the recycle bin, HDD, SSD, USB flash drive, external hard drive, digital camera, and more.

Now, download and install this software on your PC and follow the next steps to restore the removed files deleted by Windows 10.

Step 1. Is it a local hard drive disk or a removable storage device from which the files were deleted? Choose the exact file location and then click the 'Scan' button to continue.

Step 2. Wait for the scan to completes. After the process, you can preview the found files and select what you need. There is no limit in number.

Step 3. Now, click the 'Recover' button to save the restored files to another location rather than the original one. Then, click 'OK' to finish the recovery.

Part 2. Fix Windows 10 Automatically Delete Files Error

After getting all your lost files deleted by the Windows system, now you can follow solutions here to fix Windows 10 from deleting files problem.

Method 1. Stop Windows Defender from Deleting Files Automatically

1. Open 'Windows Defender' > Click on 'Virus & threat protection'.

2. Scroll down and click 'Virus & threat protection' settings.

3. Scroll down to 'Exclusions' and click 'Add or remove exclusions'.

4. Click + plus icon to add an exclusion and select File, Folder, File Type, or Process, then specify the exact files, folders, or even file types that you don't want to get them deleted or removed by Windows Defender.

5. Save all changes. If you don't want Windows Defender to remove the .dll files, click 'File Types' and type in the .dll and .exe file extension, click 'Add'. After this, those files that you’ve set to be excluded won’t be removed or deleted again.

Method 2. Turn off Storage Sense to Stop Windows 10 Deleting Files Automatically

Storage Sense in Windows 10 is a new feature. When you enable it, Windows will automatically delete unused files when the computer is low on disk space. For instance, it can automatically delete files older than 30 or 60 days from the Recycle Bin or delete temporary files to free up some space. It also can delete older files in the Downloads folder.

But If you don't want the Storage Sense to delete files by itself, you can change its default settings to prevent Windows 10 from automatically deleting files when you want to keep them

Step 1. Open the 'Settings' app. Click the 'System' > 'Storage'. You can flip the Storage Sense switch to 'Off'.

Step 2. If you don't want to disable this feature totally, you can re-configure Storage Sense by click 'Change how we free up space automatically'.

Step 3. Click the box under 'Delete files in my recycle bin if they have been there for over' and select 'Never'. Also, click the box under 'Delete files in my Downloads folder if they have been there for over' and choose 'Never'.

Method 3. Uninstall Faulty Updates that Delete Files on Windows 10

As we all know that sometimes the newly installed Windows system would remove or delete files on the computer without asking you for permission. It seems that if you’ve installed an incompatible or faulty Windows 10 update, it will remove or delete your files on PC. SO the most straight-forward way is to uninstall the faulty updates that remove files on your Windows 10 computer.
Here are the detailed steps about how to uninstall faulty updates:

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Step 1. Press Windows + X keys and select 'Control Panel'.

Step 2. Click 'Programs and Features' and select 'View Installed Updates'.

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Step 3. Click the 'Installed On' column header to sort the updates by dates.

Step 4. Locate and right-click on the large-sized, major updates that you’ve recently downloaded, and select 'Uninstall'.

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Step 5. When the uninstall process completes, reboot your PC.

PS: If you want to install the latest Windows 10 update, you can refer to Microsoft Windows 10 update official website to download Windows 10 ISO and install it on your PC then.