Click the or Choose File button and select the downloaded firmware file. Click Upgrade or Update .

Therefore, users are advised to stick with official ZTE firmware and prioritize security hardening rather than attempting a risky, unsupported flash.

What (Windows, Mac, etc.) are you using to update it?

I can provide the specific configurations or steps to fix your network. Share public link

: admin or admin@huawei (Note: some ISP versions use user or unique keys printed on the bottom sticker). Step 4: Navigate to the Firmware Upgrade Page