Create and save the wireguard tunnel configuration
Add your unprivileged user to the “Network Configuration Operators” by opening up explorer right click “My Computer” > “Manage” > “Users/Groups” > Network Configuration Operators
Add an entry to the registry:
Open cmd.exe
Run the following command: reg add HKLM\Software\WireGuard /v LimitedOperatorUI /t REG_DWORD /d 1 /f
Logout and back in as the regular user
You should be able to access the wireguard interface as an unprivileged user now