Swisscom Huawei USB Modem E3276s-150 Operating instructions

Unlimited Huawei USB Modem

E3276s-150

Firmware update Huawei USB modem E3276s-150

Instructions for firmware update in Windows (Microsoft)

1. Connect the USB modem to a USB port in your Windows laptop.

2. Open the file E3276s-150_Update_21.436.03.00.103.exe to start the update wizard and click on

the ‘Start’ button.

3. The new firmware will now be updated.

4. Complete the update by clicking on ‘Finish’.

5. You can now use the USB modem with the latest features and security update as normal.