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E303 Firmware S Update.21.157.31.00.850.zip


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Oct 30, 2559 BE Now run the Firmware version 21.157.31.00.850 to flash your modem with generic firmware. When firmware asks for a password, then provide the . Latest Blog post Oct 30, 2559 BE Now run the Firmware version 21.157.31.00.850 to flash your modem with generic firmware. When firmware asks for a password, then provide the . How to unlock Huawei E303 Modem 2. Go to Universal Master code software, and click the unlock tab, then click the “Generate” button. 3. You will be shown the unlock code, and you need to input the unlock code into the Huawei E303 Firmware update software, the process will be shown in the pictures below. How to update E303 Firmware 1. You can update the E303 firmware by using a PC, Smartphone, or Mac. Make sure you connect the modem to a computer via a micro USB cable. 2. At the terminal, type the following. and follow the prompts. Once finished, your Huawei E303 modem will be ready to use. Modem Code Suggestion 1. Type into Universal Master code software. 2. For modem code, click the "generate code" button and the software will prompt for the IMEI of your modem. Modem Unlock 1. Type the E303 unlock code into Universal Master code software. 2. You will receive an error message if you entered the wrong unlock code. If this happens, repeat the process and enter the correct unlock code, until the modem unlock successfully. 3. For the latest E303 update software (21.157.31.00.850), download it from here. Firmware upgrade 1. Connect your modem to your computer with a micro USB cable. 2. At the terminal, type the following. and follow the prompts. Once finished, your Huawei E303 modem will be ready to use. Download a new modem? 1. Install the Universal Master code software. 2. Click the Huawei tab, and select "Universal Master Code" to generate the modem code. The code will be sent to the telephone or email. How to do a Firmware upgrade? Step 1: Install the Universal Master code software.




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E303 Firmware S Update.21.157.31.00.850.zip

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