Open Device Manager on PC. You should see: or similar. If not, reinstall drivers.

: Ensure your device has at least 60% battery and use a high-quality USB data cable.

, while official firmware and software for enterprise products like routers and storage are available on the Huawei Enterprise Support Recommended Huawei Flash Tools SP Flash Tool

Ensure your device has at least 70% battery to prevent it from powering off mid-process, which can cause permanent damage.

Click and select the scatter file from your extracted firmware folder.