Protection cannot be enabled
If AdGuard Protection cannot be enabled for some reason, perform the following steps:
Click the AdGuard icon at the Menu Bar → go to Advanced → Reset settings... → Quit AdGuard...
In the Spotlight Search, type Terminal, enter
sudo rm -R /Library/Application\ Support/com.adguard.adguardand execute.
Restart your computer.
Open the Terminal again, type
ls -al /Library/StagedExtensions/Library/Application\ Support/com.adguard.adguard/and execute. You should receive the following:
No such file or directory.
Start AdGuard, type in login and password when prompted.