How To Fix AVG Error 0xC0070643


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You might find yourself running into the errors 0xC0070643 and 0xC007001C when attempting to install and uninstall AVG Antivirus. The error message is a Setup error. Users will also run into the error when attempting to uninstall AVG through the control panel. The errors 0xc007001c and 0xc0070643 may also occur with Norton products and the reason behind them is the same as with AVG.

How to Fix the AVG Error 0xC0070643

Here’s our solution for fixing and removing the 0xC0070643 error code when installing and uninstalling AVG software:
  • Download AVG Removal Tool from the official AVG website
  • After downloading the installer, just run it and follow the on-screen instructions
  • Reboot the computer after the download is completed
  • Open your PC and attempt to install or uninstall AVG antivirus again and check to see if the error 0xC0070643 still occurs. The problem should be gone by now.
What to do if you Still get the 0xC0070643 Error Code

If you still have the 0xC0070643 error after following the above steps then you have to check for traces of AVG on your computer manually.

The good news is that it’s easy to do this. You have to look into entries in the Registry. Just be careful because this can mess with your computer if you do it wrong. Now that the warning is out of the way, let’s look at what to do. Remember you’re messing with the registry at your own risk.
  • Open a Run command window by pressing the Windows key and R
  • Type Regedit and hit Enter
  • Click Yes when prompted for permission to adjust the registry
  • Registry Editor will now open up
  • Find HKEY_LOCAL_MACHINE/Software/AVG and delete the Key/Folder
  • Reboot the computer and attempt to install AVG again
  • The 0xC0070643 error should be fixed by now
The above steps eliminate any remaining traces of AVG on your computer, which should make it easier to install AVG without running into any problems or errors.

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