Roblox error code 403 occurs when your device is unable to connect to Roblox servers. It is usually accompanied by a message like the following:

This article explains the causes of this error and shows all possible solutions.

If you see error code 403 on Roblox, it is likely caused by one of the following issues:

If you try to play Roblox while connected to an unsecured network (at a coffee shop, school, or work), a firewall may be blocking the connection. In that case, you'll have to wait until you get home to play.