Set up the correct date & time on your PC. Delete the Roblox cache from your computer. Reset the TCP/IP settings and flush the DNS cache. Reinstall Roblox. 1] Update Roblox to its latest version ...

Basic Reinstall: Uninstall Roblox through your control panel (or Apps settings) and then download and install a fresh copy from the Roblox website. This is your first line of defense.