: You can check the ZTE Device Support page for any available offline update packages, though these often vary by region.
Once you have found the correct firmware link, follow these steps to update your ZTE MU5001 firmware: zte mu5001 firmware link
Carrier-specific links exist. For example: : You can check the ZTE Device Support
: Click the Check button. If a new version is available, the device will prompt you to download and install it automatically. Firmware Resources and Support zte mu5001 firmware link
(e.g., from EE, Three, Vodafone?)