"Steam Deck does not support BattlEye for GTA Online. You will be able to play GTA5 Story Mode but unable to play GTA Online ," said Rockstar's note on the matter. " GTA5 and GTA Online are not ...
The update in question and the use of BattlEye specifically was first noticed in the background changes catalogued from Steam before Rockstar Games put out its patch notes on the GTA Online support ...