# Linux/Mac sha256sum zl782mbv21_v2.1.6.bin Compare the output with the posted value. If no match, .
ZLFlash --clear-config Remove the BOOT jumper and power cycle the device. Common Problems and Solutions After Firmware Update Even with the best download, issues can occur. Here is a troubleshooting table specific to the ZL782MBV21. zl782mbv21 firmware download best
Using the manufacturer tool:
Some upgrades require clearing non-volatile memory. Use: # Linux/Mac sha256sum zl782mbv21_v2
Connect via serial at 115200 baud. Use the dump command if the bootloader is accessible: zl782mbv21 firmware download best