Roblox Client Update Failed / Cannot Update (2026 Fix)
When Roblox fails to update, you might see:
- "Client update failed"
- Endless update loops
- Errors when downloading new versions
Fix Checklist
- Restart router & PC.
- Reset DNS and Winsock:
ipconfig /flushdns
netsh int ip reset
netsh winsock reset
- Delete Versions and Downloads in:
%localappdata%\Roblox
- Reinstall Roblox from the latest installer.
- Whitelist Roblox in your antivirus and firewall.
FAQ
Q: Is it safe to delete the Versions folder? Yes. Roblox will recreate it on next launch.