How to change master domain on cPanel server from command line2171 admin May 24, 2022 at 12:54 pm (last edited April 12, 2026 at 5:38 am) Run the following to change your master domain:whmapi1 modifyacct user=USERNAME domain=NEWDOMAIN.COMEnjoy!Similar Posts:How to change master domain for an account on cPanel server from command lineCpanel whmapi1 tool notesHow to add domain as parked/alias using cPanel API whmapi1 one line command?How to generate Self-Signed SSL on cPanel server using command linecPanel whmapi1 modifyacct notes