If you want to change the password in OVIPanel then
Follow the below steps to to change the password in OVIPanel(UCP):
Step 1 : Log in to your OVIPanel (UCP)
Step 2 : Click on settings option in sidebar
Step 3 : Click on change password option
Step 4 : Enter Current password.
Step 6 : Enter New password.
Step 7 : Enter Confirm new password.
Step 8 : Now Click on the SAVE button to change the password.