Check Roblox server status
Restart your router/modem
Switch to a different network (mobile hotspot or another Wi-Fi)
Disable VPN/proxy
Clear browser cache and cookies (if using a browser)
Update your browser to the latest version
Try a different browser (Chrome/Firefox/Edge)
Log out of Roblox, then log back in
Verify your account isn’t blocked or restricted (use Roblox support if needed)
If on a managed/school/work network, try a personal network
Disable browser extensions (ad blockers, privacy tools) and try again
Temporarily allow Roblox in firewall/antivirus settings
Reinstall the Roblox Player (Windows/Mac)
Run Roblox as administrator (Windows)
Check Windows date/time are set automatically
Disable DNS filtering/ad-blocking services (if enabled)
Change DNS to a public DNS (e.g., Google 8.8.8.8 / 8.8.4.4 or Cloudflare 1.1.1.1)
Contact Roblox Support with the error details if it persists