Error code

Steam Missing File Privileges

STEAMMissing File Privileges
Game/Platform Error· An error code shown by a game or gaming platform/launcher.

What it means

Steam cannot install or update a game — displays "Missing file privileges"..

How to fix it

  1. Run Steam as administrator.
  2. Kill the igfxEm Module process in Task Manager and retry.
  3. Clear the download cache in Steam > Settings > Downloads.
  4. Repair the Steam Library Folder in Steam > Settings > Storage.
  5. Change download region.
  6. Verify integrity of game files.
  7. Re-add Full Control permissions to the Steam folder for your user account.

Not affiliated with Steam. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.