Never flash a V1 firmware onto a V3 router. The partition layout is different. Check your sticker.
to the web interface (default address 192.168.0.1 or 192.168.1.1 ). Navigate to System > Firmware Upgrade or Local Update . Click Choose File and select your downloaded .bin file. Click Update . zte mc801a firmware flash
: A specific flash file, such as ZTE_5G_CPE_MC801A_CN_CNL_MC801AV1.0.0B22_QPST.zip , is required for the tool to work. Preparation : Install necessary ZTE USB Drivers on your PC. Never flash a V1 firmware onto a V3 router
This method only works for signed firmware matching your region/carrier. such as ZTE_5G_CPE_MC801A_CN_CNL_MC801AV1.0.0B22_QPST.zip
Watch the progress bar carefully. The tool will erase the old blocks and flash the new system, boot, and modem partitions.