warningConnection ErrorsAffects: All versions
How to Fix Not Authenticated with Minecraft.net
Fix Not Authenticated by checking Mojang auth server status and verifying your firewall allows authentication traffic.
Quick Fix
Check auth server status at status.mojang.com. If servers are up, check your firewall settings.
Error Message
Failed to login: The authentication servers are currently not reachableHow to Fix
1
Check server status at status.mojang.com or downdetector.com
2
Wait for authentication servers to come back online
3
Ensure your firewall allows connections to authserver.mojang.com
4
Try a different DNS server (8.8.8.8 or 1.1.1.1)
5
Disable VPN if it is blocking auth servers
Common Causes
- Mojang/Microsoft authentication servers down or unreachable
- Internet connection blocking auth servers
- Firewall blocking authentication traffic
Diagnostic Steps
- Check status.mojang.com
- If servers are up, check firewall
- Try different DNS
- Restart launcher and retry
FAQ
Can I play offline when auth servers are down?
Singleplayer works offline. For multiplayer, the server needs online-mode=false, but this disables all authentication.