A step-by-step guide to download and install Huawei 601HW firmware (Stock ROM), you need to follow the following steps:
Download Huawei 601HW firmware file. The software update will help you upgrade, downgrade, or re-install the stock firmware (ROM) on your device. After extracting the package on the computer. You will be able to get the Firmware, Flash Tool, and Driver.
Install the provided USB Driver on your computer (SKIP this step if it is already installed).
Follow instructions on how to flash or update Huawei 601HW firmware. Click HERE
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Huawei 601HW WebUI 12.450.99.08.000 Universal