MT5 connection problems typically stem from authentication errors or server configuration issues that can be resolved through systematic troubleshooting steps.
Why Isn't MT5 Working?
Check the bottom right corner of your platform for error messages.
MT5 status bar — error messages appear in the bottom right corner
How to Fix 'Invalid Account' Errors?
Step 1 – Check Login Details
Verify your 5 or 6-digit MT5 account number
Confirm your MT5 password (not your IG password)
Check server selection
Step 2 – Login Again
Close MT5 completely
Reopen MT5
Enter correct details
How to Fix 'No Connection' Errors?
Step 1 – Check Server Selection
Select the correct server from the dropdown:
Live accounts: IG-Live
Demo accounts: IG-Demo
Step 2 – Manually Enter Server Address
Type server address manually: mt5.ig.com:443
Try connecting again
What if the Problems Persist?
Check your internet connection
Restart your computer
Reinstall MT5 if necessary
