If you get Spotify Error Code Auth 74 on Windows PC, allow Spotify in the Firewall, change the proxy settings - or follow the other solutions mentioned here.

Fix Spotify Errors 13 (Installer is unable to install Spotify because the necessary files could not be created) and 7 (Service is temporarily unavailable).

The Access 22 error code is an issue exclusive to the PC and Mac versions of the Spotify app.