How do I change the password for MT4 and MT5 accounts?

In Meta Terminal, you can change the MT4/5 password by following these steps: 

1. Log in to MT4/5 

2. From the top menu, go to 'Tools' and select 'Options'.  

3. On the 'Server' tab, select the 'Change Password' option.  

4. Enter your current password and select the 'Master Password' box.  

5. Enter your new password and click 'OK'.  

Via Website:
You can also change your password through the website. For detailed instructions, visit:  
How to change the account password?