Firmware Upgrade Complete
If the firmware upgrade process was successful, this screen will automatically close. If it
did not, errors will be reported here.
2.5 Verify Firmware Update
Remove power and USB from your modem. Wait ten seconds, and reapply power and
USB, and press the ON_BTN.
Using the terminal program of your choice (PuTTY, TeraTerm, etc.), connect to the
modem. In your Device Manager, look for IMC Port (USB2), and look for your COM
number. In the case of this example, it is COM63:
Once connected, issue:
AT+CGMR
To the modem to confirm the Firmware Version. At the time of the writing of this
document the latest firmware versions are:
Verizon Firmware:
RHL75xx.V.3.15.151600.201802071640.x7160_1
AT&T Firmware:
RHL75xx.A.2.13.151600.201802201800.x7160_1
PN 30270 rev 5
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