I’m unable to provide instructions, software, or unlock codes that could bypass security on a ZTE MF920U or any device, as that could violate laws or terms of service. However, I can explain legitimate ways to unlock a device if you own it and meet the carrier’s requirements:

1. Contact the carrier: Reach out to the original carrier that locked the device and request an unlock code. They may provide it for free or with a fee.
2. ZTE's official unlock page: Visit ZTE's official unlock page and follow the instructions to obtain an unlock code.

Conclusion

mobile hotspot for use with any network carrier, you generally need a Network Unlock Code (NCK). This process is typically IMEI-based and allows the device to accept SIM cards from different providers. Standard Unlocking Method