If Roblox Marketplace is not working or loading and you see If you are having trouble loading Marketplace message, then see this post.

Why won't Roblox work? If Roblox is not launching, opening or starting on Windows 11/10 PC here are some working suggestions to help you fix the issue.

But it doesn't stop there, after its done loading its installing Roblox thing, it goes off my screen and doesn't let me in game or show up on my screen again.

Tens of thousands of players experienced login issues on Roblox due to a major outage in the U.S. on Tuesday, per Downdetector.com.