WITRN Qway U2p - System Settings and Configuration; Parameter Setting Menu; Setup Menu Button Description

Parameter setting menu:
Press the m key of u2 and power on again to enter the setup menu (u2p
press > arrow key to enter)
Description of the buttons in the setup menu mode:
m key: Select down / +1 / long press to enter menu / long press
to save
Ok key: Select /-1/ up Long press to exit (restart under the root
directory)
WEB- U2 Menu The value after the title indicates
the current device firmware version SN:
55/44