I can't unistalle avg

Hello, when i try to unistalle avg the program say

"Failed to verify digital signature"

with that error 0xE001F946.

So PLEASE HELP ME

Hello Mehdi,

We regret for the inconvenience. We would request you to uninstall AVG using AVG Removal tool and then you can reinstall AVG program on your computer.

Please click on the below link to run AVG remover tool :
http://files-download.avg.com/util/tools/AVG_Remover.exe to completely uninstall your AVG program from your PC. Once you run the remover, please do not restart your computer. Download and run AVG Clear tool: https://share.avg.com/steam/PSP/AVG2017/AVG_Clear.exe. This tool will help with removing antivirus component of AVG 2017 and its traces.

Open tool
User Account control - click "Yes"
Windows safe mode - click "No" (we cannot recommend use the tool in safe mode, because there is a problem with compability)
Choose installed version (AVG Free, AVG Internet Security)
Click "Uninstall"
Click "Restart computer"

Hello Mehdi,

We regret for the inconvenience. We would request you to uninstall AVG using AVG Removal tool and then you can reinstall AVG program on your computer.

Please click on the below link to run AVG remover tool :
http://files-download.avg.com/util/tools/AVG_Remover.exe to completely uninstall your AVG program from your PC. Once you run the remover, please do not restart your computer. Download and run AVG Clear tool: https://share.avg.com/steam/PSP/AVG2017/AVG_Clear.exe. This tool will help with removing antivirus component of AVG 2017 and its traces.

Open tool
User Account control - click "Yes"
Windows safe mode - click "No" (we cannot recommend use the tool in safe mode, because there is a problem with compability)
Choose installed version (AVG Free, AVG Internet Security)
Click "Uninstall"
Click "Restart computer"

NOTE: Once the AVG Remover Tool has done with its process. Please go to the C drive and look for a folder named as "AVG Remover" and I request you to delete it manually.

Once you are done with the remover tool please try installing the AVG program by clicking the following link: