Delete every single file and folder inside this directory for: steamapps (Contains all your downloaded games)

Convert synchronous user stats requests to asynchronous jobs:

Game updates or downloads will pause or get stuck permanently at 0 bytes per second.

: Corrupted game data can cause stat requests to fail.

A failed token validation often returns 401 or 403, but some systems mask it as a generic “server response failed” with internal quality qualifiers.

Alert when the failure rate exceeds 1% over 10 minutes.

How to Fix "capijobrequestuserstats server response failed 2 extra quality"