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Top ranked solution troubleshoot -- 491 Error
Applies To: Windows 10 | Windows 8 | Windows 7 | Windows Vista | Windows XP

Summary

Rencent months we have received a number of messages asking about fixing 491 Error errors. For readers' convenience, this blog is about to tell you what is 491 Error, why should you fix it and introduce solutions to resolve it quickly.

Symptoms

491 Error is an error that occurs when an unforeseen situation happens or when a preferred operation has failed. If you have an error in Windows, it could be severe and cause your programs to crash and freeze or it could be seemingly innocuous yet frustrating.

Cause

There may be many causes of 491 Error error, list as below:

  • excessive startup entries
  • registry errors
  • hardware/RAM decline
  • fragmented files
  • needless program installations, etc

Download the Windows repair tool

Recommend: In order to repair the "491 Error" error you just need to download and use the SmartPCFixer in the following. This tool will identify and locate, and solve 491 Error. Your pc must also run faster and smoother, and it can help you to protect your computer system periodically.


File Size: 6 MB
Compatible: Windows XP, Vista, 7 (32/64 bit), 8 (32/64 bit), 8.1 (32/64 bit), 10
License: Free evaluation version. To unlock all features and tools, a purchase is required.
Downloads: 361,927
How to fix 491 Error automatically?
  • 1. Click below download button to get 491 Error Error Fixer.
  • 2. Set up the Smart PC Fixer tool and make a extensive scan for your computer or laptop.
  • 3. Click [ Fix All ] to solve the "491 Error". Download SmartPCFixer here.


How to fix 491 Error Manually ?
Step 1. Uninstall Recent Installed Software.
  • Press Windows "Start" Button, clicking Control Panel;
  • manually fix 491 Error

  • Find "Program and Function" option and click;
  • program_win7

  • Choose the application you want to uninstall and double click.
  • 491 Error fixing step3

Step 2. Run SFC to fix 491 Error error.
  • Click "Start" button;
  • Type "cmd" or "Command Prompt" in the searching box, right click the "cmd.exe" in search result, and click "Run as administrator";
  • Type SFC /SCANNOW in the command window;
  • Press ENTER.
cmd_pic

Notice: SFC also called System File Checker, it is a tool in windows that enables users to check for corruptions in windows system files and repair corrupted data files.Don't close this Command Prompt window before the verification is 100% complete. The scan results will be shown after this process is completed.


Step 3, verify whether "491 Error" has been resolved.
Run the pc under safe mode, and then you may get message from system about whether your error being successfully solved. If not, you should apply next solution -- "491 Error" repairing tool.


Warm Tips
  • You must run as an administrator, no matter what steps you will do about your PC.
  • Depending on your computer windows system, the above steps may be slightly different, but the basic process is mostly the same.