How to choose default printer
Three printers have been disconnected after the vendor changed the hardware. It's necessary to select the correct printer when you need to print something.
Here is the instruction on how to choose default printer.
1. Select Start > Settings.
2. Go to Bluetooth & devices > Printers & scanners > select a printer. Then select Set as default. If you don't see the Set as default option, the Let Windows manage my default printer option may be selected.
Printers：
FX DocuCentre - VI C4471-1 (close to Xian meeting room)
FX DocuCentre - VI C4471-2 (close to Hangzhou meeting room)
FX ApeosPort C2560 PCL 6 (at the exhibition hall)