Travel Doc Reference (Passport) for Stage 2

Hello Team - A bit confused on stage 2. Travel Doc Reference (Passport) - Should I Only upload first and last page of passport or all pages of passport?

Also, Should I upload my expired passport too? if so, first and last pages of my expired passport or All pages of my expired passport? or Kindly advise.
@Francisca_Chiedu

I don’t understand your question. You will submit your passport at biometric centre. You don’t need your old passport.