It's unclear how widespread this issue currently is but it seems best to temporarily avoid #ApexLegends through proton for the time being. https://github.com/ValveSoftware/Proton/issues/4350#issuecomment-1448216694
Apex Legends (1172470) · Issue #4350 · ValveSoftware/Proton
Compatibility Report Name of the game with compatibility issues: Apex Legends Steam AppID of the game: 1172470 System Information GPU: RX 5700 XR Driver/LLVM version: 20.2.1 Kernel version: 5.9.3 L...GitHub