
R208 v8.2 Upgrade Guide
5
Press and hold the “Reset” key (near SIM card slot) for 5 seconds on your
device - it will restore the device.
5.
CHECK SOFTWARE VERSION
Go to the homepage: http://192.168.0.1, and login.
Please select “Help -->”Diagnostics” and the device version should display 8.2. And
the IMEI SV will be displayed, which has ‘/’ separator after IMEI number.