Removal of joint owners name following betievement from jointly owned property

When sending a post office certified copy of a death certificate do I have to sign section 8 on the death certificate.

Michael - we wouldn't be able to advise on what needs to be signed on a death certificate.
If you are querying how to get a copy death certificate certified as a true copy then GOV.UK explains how
I imagine the Post Office offer a service but what it is and what's needed might be a Q to put to them