Do not turn off your phone or move the watch away from the phone during the update process. Tips for a Stable Firmware Update
If a firmware flash goes wrong and the watch boot-loops, it may require manual flashing via a PC and specialized software. However, this is rare for standard, over-the-air updates. Unlocking the Full Potential of Your Smartwatch hk8 pro max firmware top
If an update is found, tap . Keep the watch close to your phone during this process. Do not close the app or restart your phone. The watch will reboot automatically once the installation is complete. Troubleshooting Failed Firmware Updates Do not turn off your phone or move
"I was ready to return my HK8 Pro Max. The battery died in 12 hours. After updating to V2.1.8, it lasts 5 days. This firmware is magic." – Unlocking the Full Potential of Your Smartwatch If