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

Don’t worry, from my experience, all your progress should be saved and safe. And with that, we come to the end of our guide on how to fix Error 400 in Roblox.

If the Roblox game launcher is not updating on your Windows 11/10 computer, use these fixes to resolve the problem successfully.

A quick fix for such issues is disabling the antivirus while using Roblox. You can also grant permissions in the antivirus software to whitelist the app so it never gets blocked again. 5.