The steps of resetting password through WHM shown as below:
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Resetting a cPanel password:
1. Log into your WHM interface.
2. Click on the Account Functions option in the left hand menu.
3. Click on the Password Modification tool.
4. Select the account you wish to change the password for by highlighting it in the list.
5. Enter the New Password in the Password field and click Change Password.
6. At the end, it will prompt a successful message.
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