Firmware Upgrade (Usb) - Car Solutions Roik 4G Installation Manual

Firmware Upgrade (USB)

*SLOW (20min)
Copy 'system_pcm' folder to "USB memory stick" root folder and insert to ROIK 4G USB input.
And insert Empty SD-CARD to SD-CARD input.
Go to Device settings menu -> select "upgrade Device From USB" menu -> select "YES"