In recent years, the use of traditional serial keys has declined with the rise of digital distribution platforms like Steam, GOG, and the Epic Games Store. These platforms often auto-activate games, eliminating the need for a manual key entry. However, for those who prefer or need to use a serial key, understanding how they work and how to manage them is crucial.
Look under the or Show Key section on the game page. Troubleshooting Guide: Fix Key Validation Errors
Close Steam and Ubisoft Connect entirely via the Windows Task Manager. Press Windows Key + R to open the Run dialog box. Type %localappdata% and hit Enter. Locate the folder. Delete the cache directory inside it.
Cons:
What (e.g., Windows 10, Windows 11) are you running?