Authentication server errors block Java and Bedrock login when Xbox Live or Mojang services are degraded.
Server or clientUpdated 2026-06-11
Java vs Bedrock auth
Both editions use Microsoft accounts now — check Xbox Live status alongside Minecraft.net.
How to fix step by step
- 1Check Minecraft and Xbox Live status.
- 2Sign out and into Microsoft account in launcher.
- 3Wait during Mojang incidents.
- 4Flush DNS.
- 5Disable VPN.
- 6Try again after 30 minutes if global outage.
How AUTHENTICATION-SERVER-DOWN differs from related codes
- Error LOGIN-FAILED: Minecraft could not sign in to Microsoft account. (server or client)
- Error FAILED-TO-CONNECT: Minecraft Java or Bedrock could not reach the multiplayer server. (server or client)