If you can’t log in to Roblox, there might be several reasons why. First, check if Roblox’s servers are down by visiting their official server status page. If the servers are experiencing issues, you may need to wait for a while before trying again.
Another common issue could be captcha problems. Ensure your internet settings allow the domains `*.arkoselabs.com` and `*.funcaptcha.com`. Sometimes, custom proxy settings or firewall restrictions might block these domains, so adjust your settings accordingly.
Browser extensions can also cause login issues. Try disabling extensions like ad blockers and VPNs that might interfere. Logging in using a private browser tab can help isolate the issue if extensions are the problem.
Clearing temporary internet files and cookies might solve the problem too. This is particularly useful if disabling extensions didn’t work. Also, make sure the range of UDP ports 49152–65535 is open, as closed ports can block data transfer.
If none of these solutions work, Roblox might have restricted your account due to guideline violations or suspicious activity. In this case, contact Roblox support for help. Lastly, ensure you’re using the correct username and password. If unsure, use the “forgot password” or “forgot username” options to recover your account details.