A step-by-step guide to download and install Huawei MediaPad X1 7D-503L firmware (Stock ROM), you need to follow the following steps:
Download Huawei 7D-503L 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 7D-503L firmware. Click HERE
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Huawei 7D-503L Client Software V100R001C233B008 Android 4.2 EMUI 2.0