If you are trying to update Roblox using a web browser, a broken browser cache could be causing the problem. Hence, clear the browser cache and then try updating Roblox.

While the traditional way to play Roblox is through the dedicated desktop application, players now have the option to enjoy Roblox games directly in their web browsers using a service called Now.gg.

Find out how to update Roblox on Mac, PC, Xbox, PlayStation, and even mobile devices in this helpful article.