I’ve seen another post and did all the steps. I had this game before, Recently I replaced my hard drive for a SSD now the “Files in your StarCraft II instillation are damaged” I have Nvidia 2060 KO with drivers 445.98 and have done everything I could find over forums even reinstalled the game twice.
Thankfully this was resolved after searching the forums further.
I found this post first I cant run sc2 plz help
ran the commands then moved went here Resetting In-Game Options - Blizzard Support
the game finally started