Select ‘Play in Browser’ and enjoy yourself! It takes some time getting used to it, but that’s how you play Roblox games in your browser, using Now.gg!

If you want to block the Roblox website or app, or prevent Roblox from being downloaded on your Windows 11/10 computer, see this post.

If a quick refresh did not address the Roblox HTTP error 503 service unavailable, your next move is to close and restart the web browser. Fix #3: Check Roblox server status.