LAUNCH         X-431 V V4.0 User Manual 
67 
 
A.  If  it  is  the  first  time  you  have  operated  this  printer,  please  proceed  the 
following: 
2.  For initial use, you are suggested to reset the printer: Press and hold [MODE] 
& [FEED] for 8 seconds, the following resetting command will be printed out: 
at + default = 1 
ok 
at + reboot = 1 
rebooting... 
1.  Tap “Reset” to configure the printer. 
Step 1: Connect the printer: 
Tap “Scan”  to start scanning and select the desired printer hotspot named 
with  X-431PRINTER-XXXX  (XXXX  stands  for  4  characters),  and  then  tap 
“Connect” to enter Step 2. 
Step 2: Join the printer into LAN: 
Tap “Scan” to select the desired local WLAN network from the list, and type in 
the security password (If it is an open network, password is not required), and 
then tap “Confirm”.
 
4.  Once the WLAN network of the printer is connected and the printer is found, 
tap “Printing test” to test the printing.
 
Now you can use the printer to print! 
If the printer is not found, please reset the printer to default factory settings (refer 
to Step 2 for details) and check whether the current device and the printer are on 
the same LAN.
 
B. If you have configured the printer to the LAN: 
2. Tap “Connect to Printer”: