Printer (Primrose Way EX12)

HP Deskjet 3630 all in one wireless printer 2017 working well BUT will not grab next sheet in in-tray without help by a little push of the hand. Both HP 302 cartridges at least half full. Please indicate whether you would use it with it's annoying fault or that you have some technical expertise and would try to fix it. Comes with original brief instruction leaflet and power cable, but not ethernet cable.