First, you would need to login to cPanel
Once logged into cPanel you can go to Email > Email Accounts.
On the Email Accounts page if you now scroll down to the bottom you would be able to view all your email addresses. From here you can now click on the Change Password button.
Now you can enter the new password and repeat it, then click Change Password to apply the new password.
Please make sure the new password is above the password strength requirement. You may use the Generate button if you wish to generate a strong password.
After that, it would show that the password has been changed successfully.
If you need assistance in relation to the topic in the above article, please contact email@example.com for further assistance.