Follow the steps below to change an email account password.
Step 1 - Navigate to the email section
After you have logged in to your cPanel account, navigate to the email section and click on the link that reads "Email Accounts"
Step 2 - Find the correct email account
Look for the list of all the email accounts and click on the link that reads "Password", next to the account you wish to change the password.
Step 3 - Change the password
From the previous step, a new section will open. Type in the new password and click on the button that reads "Change Password".
The password has now changed. Please remember to update all email clients using this account with the new password.