For the most part Roblox works pretty well, but sometimes you get errors like ‘Failed to Download or Apply Critical Settings.’ Figuring out the problem is a bit of a head-scratcher. Regardless ...

If Roblox is not downloading or installing on your Windows 11/10 PC, restart your PC and if that doesn't help, use the fixes discussed here.

There is no official Roblox on PS5 release, but that doesn't matter as you can use the PS4 version, so here are the details for how to set it up.