LAUNCH         X-431 V V4.0 User Manual 
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a).  If  the  local  network  remains  as  it  is,  tap  “Test  Print”  directly  to  test  the 
printing. 
b). If the local network changes, you have to reset the printer. 
9.11.4 Orientation 
The option is used to set the screen display orientation. 
9.11.5 Clear Cache 
This option allows you to clear the App cache. Clearing the cache will restart the 
App. 
9.11.6 About 
The software version information and disclaimer are included. 
9.11.7 Login/Logout 
To logout the current user ID, tap “Logout”.   
To login the system again, tap “Login”.