Mcafee Reinstallation:

In case you want to reinstall mcafee on your device, firstly remove the antivirus program from windows. It can be done through the control panel or the settings app. Then, activate the Mcafee removal tool. To do this, download the file that is titled MCPR.exe through the Mcafee support.

Restart your device. Install the Mcafee product you chose from the beginning. You can do this by using an online installer. You might require to enter your registered email ID and password.