Conclusion Unlocking a ZTE MC801A 5G router can provide valuable flexibility and cost savings, but it carries technical, legal, and warranty risks. The safest path is always to pursue an official unlock from the carrier or manufacturer when possible. Advanced firmware or hardware methods should be attempted only by experienced users who accept the possibility of permanently damaging the device. Careful research, backups, and adherence to local laws will minimize the downside if you choose to proceed.