Restart Minecraft
Restart your device
Restart your router
Check your internet connection
Update Minecraft to the latest version
Update your launcher
Make sure the server version matches your client version
Disable VPN or proxy
Disable firewall or antivirus temporarily
Allow Minecraft through firewall
Log out and log back into your Microsoft account
Clear Minecraft cache
Repair or reset the Minecraft app
Reinstall Minecraft
Reinstall Java for Java Edition
Update Java for Java Edition
Remove incompatible mods
Remove broken resource packs
Try joining a different server
Check if the server is down
Change DNS settings
Flush DNS
Reset network settings
Use a wired connection
Switch to a different network
Check for corrupted world files
Delete and recreate the multiplayer profile
Run Minecraft as administrator
Close background apps using bandwidth
Set correct date and time on your device
Verify game files on the launcher
Check NAT type and router settings
Enable UPnP on the router
Contact Minecraft support