Using the wrong tool or editing the wrong partition can permanently disable the modem. You could lose 4G/5G connectivity entirely.
Flashing your ZTE router with custom firmware can be risky, and there are several precautions to take: zte router flash tool
A huge reason people search for a is to unlock a router to accept any SIM card. For example, the ZTE MF286D or ZTE MC801A often come locked to T-Mobile, Telstra, or Vodafone. Using the wrong tool or editing the wrong
In plain English: It lets you force-feed a new operating system onto a router that the manufacturer says should never accept it. zte router flash tool