if you don't have something like mobile keepass(or you don't have a current password file, i don't think keepass for android can add passwords) or the app pre

if you don't have something like mobile keepass(or you don't have a current password file, i don't think keepass for android can add passwords) or the app prevents you from pasting the password, entering a long complicated password can be difficult. Pasting helps improve the likelyhood of long complicated passwords.