Game Related

I bought Galactic Civilizations III Ultimate Edition but 3 DLCs are missing. How come?
The Elder Scrolls® Online Collection: Necrom pre-order
Epic Games - I purchased Deluxe Edition but the key activated Standard Edition
How do I install my games?
Unexpected error 13:6 — how do I fix this?
Will I get that cool preorder bonus advertised on some-other-store?
Where is my game manual?
Game doesn't work!
I activated the base game, but the DLC is not showing up!
My character gets stuck in the ground / the game crashes when I'm loading up a save etc.
Black / flickering screen when launching the game
The game has Tages DRM. Is it some kind of a virus?