Mine was an adult renewal with a name change, which went through quite quickly. No idea where my supporting docs are though!
Passport printed and sent 10:48am on 5 August 2020
Application approved 9:25am on 4 August 2020
Documents received 10:01am on 30 July 2020
Application received 6:44pm on 22 July 2020
Application submitted 6:43pm on 22 July 2020