Ensure your finder has at least a 60% charge, or keep it plugged into the wall charger during the entire update process. A power loss mid-flash will ruin the mainboard chip.
For many models, the companion (available on Google Play) also requires updating to remain compatible with newer Android OS versions, such as Android 15. Gtmedia V8 Finder Software Update
Understanding your device's hardware capabilities will give you a better appreciation of what the software is designed to control. Ensure your finder has at least a 60%
Updates resolve system freezes, charging glitches, and signal locking bugs. Gtmedia V8 Finder Software Update
A corrupted firmware file or mismatched hardware version was flashed.