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.

But while Roblox is indeed free to play, the game will happily sell you Robux — an in-game virtual currency for upgrades and avatar accessories.

We show you how to fix the Under Maintenance issue Roblox Error Code 920 on Xbox or Windows PC, which shows even though the Roblox server is not down.

With Roblox available on many formats, here's everything you need to know about the game, including tips on how to play safely online.