更新步驟則按照 1. unrar the file, and copy the 'dload' folder to the root directory of a sufficiently large external SDcard formatted to FAT/FAT32 (readable by the S7) 2. turn off the unit, and ensure that you are either plugged in with a battery inside the unit, or that you have enough charge left in your battery 3. turn on, and a progress bar will appear in the middle of the screen. Wait until "OK" is displayed on the screen. 4. turn off the unit by removing the battery and any powerplugs to the S7 5. repeat steps 2,3,4 again. otherwise it will hang at boot screen (instructed by Huawei)