Check your internet connection
Restart your router
Disable VPN or proxy
Allow Roblox through your firewall
Allow Roblox through your antivirus
Close background apps using bandwidth
Update Roblox
Reinstall Roblox
Clear Roblox cache
Try a different browser
Enable JavaScript in your browser
Reset browser settings
Flush DNS
Change DNS to Google DNS or Cloudflare DNS
Restart your device
Try another network
Check Roblox server status
Run Roblox as administrator
Update your network drivers
Reinstall Microsoft Visual C++ Redistributables
Reset Windows network settings