How to Repair a Corrupt Windows 10 Installation
1,353How to Repair a Corrupt Windows 10 Installation
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Every now and then Windows 10 can become unstable and corrupted. When system files become corrupt, windows may now work properly and you will need to repair windows installation files.
If you are a beginner user of windows 7, windows 8/8.1 or windows 10 and have backed up all your data, you may want to reinstall windows to save time. You can use Reset this PC or do a fresh install of Windows 10.
On the other hand, if you want to repair windows 7, windows 8/8.1 or windows 10 and have loads of programs and stuff on your computer that you don't want to reinstall, then repairing windows operating system files is the only way to solve your computer problem.
Windows Resource Protection found corrupt files but was unable to fix some of them.
Step 1. Backup all your computer data.
Step 2. Troubleshoot your computer error or problem and determine whether its a hardware or software problem.
Attempt to Fix Corrupted system files in Windows 10
Step 3. How do I check Windows 10 system files? Run the System File Checker in Windows 10/8/7 type sfc /scannow in command prompt to fix/repair windows files.
Step 4. If you having trouble running SFC at the desktop try and eliminate any possible interference from third-party apps and try to run SFC scan from Safe Mode.
Hold the Shift key and choose the Restart the computer, now Select Troubleshoot / Advanced options / Startup Settings. choose 4 to Restart to safemode
Step 5. Sometimes you need to scan and repair protected system files, outside of Windows 10. To do this Hold the Shift key and choose the Restart the computer. navigate to Troubleshoot /
Advanced options / Command Prompt
Type: wmic logicaldisk get deviceid, volumename, description
Look for Volume Name which is normally D: and now type:
sfc /scannow /offbootdir=C: /offwindir=D:Windows
Step 7. Open command prompt and type:
Dism /Online /Cleanup-Image /RestoreHealth
Step 8. Open the CBS.log file to view details of sfc scannow log and look for the corrupted files and replace the corrupted file with a known good copy manually. Navigate to C:\Windows\Logs\CBS
Step 9. Now we know what file is corrupted, we can replace than corrupt windows file with a known good one from a Windows 7/8/8.1/10 iso.
Open command prompt and type
takeown /f Path_And_File_Name (example)
takeown /f C:\windows\system32\jscript.dll.
Now type: icacls Path_And_File_Name /GRANT ADMINISTRATORS:F (example)
icacls C:\windows\system32\jscript.dll /grant administrators:F.
Now copy new file, type: copy C:\temp\jscript.dll C:\windows\system32\jscript.dll.
the C:\temp is where I stored my files, replace with your path to file.
registry files can be found here
http://download.bleepingcomputer.com/win-services/
How to Restore Windows Registry to A Previous State
( Note: Change the drive letter D to your windows drive letter)
Type: D:\
Type: dir
Type: cd \windows\system32\config
Type: md Backup
Type copy *.* Backup
Type: cd RegBack
Important: if listed files have 0 (zero) bytes then you won't be able to use this method
Now copy the registry files from the Windows\System32\Config\RegBack to Windows\System32\Config\ folder.
Type: copy *.* ..
Press A (This will overwrite all files)
Type exit
Restart your computer
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