For around a year, I've had Portal 2, and every time I try to load it up, this happens. I've tried redownloading the game, and a few other things, but it isn't
Windows 10: Defender Firewall startet nicht mehr / IPv6 Probleme
Portal 2.exe/Steam.exe funktioniert nicht mehr [Lösung] - YouTube
WEM Administration Console Version 1906 - Teil 2 (System Optimization, Policies & Profiles und Security) – Deyda.net
WINDOWS] fixing portal 2 authoring tools UI mis-scaling after the update – Steam Solo
Portal 2 stürzt immer ab! (Computer, PC, Software)
Portal 2 How to Install Beemod V4.40.0 for Windows 8 and 10 – Steams Play