The file refers to a root package specifically for the Tecno Camon 18T (model number CH6h ).
Unlocking the bootloader, a required step for rooting, will wipe all user data from the device. Tecno Camon 18T (CH6h) - DeviceAtlas Download Root CH6h H698I 211203V369 rar
Using the wrong firmware version (the "211203V369" part must match your build number) can render the phone unusable. The file refers to a root package specifically
Rooting usually voids the manufacturer's warranty. a required step for rooting
6.8-inch IPS LCD with a resolution of 1080 x 2460 pixels. Battery: 5000 mAh capacity supporting 18W flash charging. Important Safety and Warranty Information