The router’s admin panel was still open in another tab—192.168.1.1, password still the default admin/admin because he’d never bothered to change it. Leo navigated to Maintenance > Firmware Upgrade , clicked Choose File , selected the downloaded binary, and pressed Upgrade .
Flashing the wrong firmware can permanently "brick" your router, turning it into an unusable plastic box. zte router firmware upgrade download link
: Locate the sticker on the underside of your router. The router’s admin panel was still open in