If your device is unbranded:
ZTE does not typically provide direct "click-and-download" links for firmware on their main consumer site. Instead, they provide support tools and regional download portals. Official ZTE Support: ZTE Device Support Page zte mu5001 firmware updated download
Manual firmware files (for "offline" updates) are typically restricted by region or carrier. You can search for your specific model's support page on the official ZTE portal: Global Support Portal ZTE Devices Support ZTE Terminal Downloads ZTE Software Download ⚠️ Critical Update Tips MU5001 - ZTE If your device is unbranded: ZTE does not
: Before looking for a download, check your current version in the WebUI (usually 192.168.0.1 ). If your device is "unlocked" but originally from a carrier, you may have to wait for that specific carrier to push the OTA (Over-the-Air) update. Where to Download You can search for your specific model's support