Acer Iconia One 8 Service Manual page 26

4.
Double click "Citizen BT write.bat" in c:\adb
Read country code
The Wifi country code deification, as below
a. 1: For shipping to US
b. 0: For shipping to WW others
non: For shipping to WW others.
1. Switch on Citizen adb port
2. Connect Citizen and PC by USB cable
3. Double click "Citizen country cod read read.bat" in c:\adb
Re-write country code
1.
Switch on Citizen adb port
2.
Connect Citizen and PC by USB cable
3.
To open "C:\adb" folder then open"nvram.txt" file in PC, and change "0" or "1", save it.