Update Date & Time on Your Device
It’s important that the time on your device is accurate in order for Square Point of Sale to accept card payments or record cash transactions. Review the steps below to make sure your device has the right time.
Update Date & Time on Your iOS Device
From your home screen, navigate to Settings.
Tap General.
Tap Date & Time.
Make sure that the option Set Automatically is turned on.
If this option is turned off, check that the correct Date, Time and Time Zone are selected.
For additional information, visit Apple Support.
Update Date & Time on Your Android Device
Tap Settings to open the Settings menu.
Tap Date & Time.
Tap Automatic.
If this option is turned off, check that the correct Date, Time and Time Zone are selected.