An s21 should be more than good enough, if havjng issues with that then wifi or server.
Wifi networking is not as simple as 5 bars is good, if shared network with customers etc aps will have to split load between devices.
An s21 should be more than good enough, if havjng issues with that then wifi or server.
Wifi networking is not as simple as 5 bars is good, if shared network with customers etc aps will have to split load between devices.