Add the following string to the text file ‘-scOnlineOnly’ Īfter doing the steps above, try and launch GTA V.Open the commandline.txt file with Notepad.Look for the file named ‘commandline.txt’.Navigate to your GTA V root folder (C>Program Files>Epic Games>GTAV or C>Program Files>Steam>steamapps>common>GTA V).If none of the above methods work and you still cannot play GTA V offline, then try out this method instead: