Trying to install protonvpn-stable-release_1.0.3_all.deb using sudo apt-get install. terminal responds: E: Unsupported file ///home/george/Downloads given on commandline
$ sudo apt-get install ///home/george/Downloads protonvpn-stable-release_1.0.3_all.deb
[sudo] password for george:
Reading package lists... Done
E: Unsupported file ///home/george/Downloads given on commandline
protonvpn-stable-release_1.0.3_all.deb is definatly in download file on the computer
