Updating the software on your Gtmedia V8 Finder is a relatively straightforward process. Here's a step-by-step guide to help you get started:
Before downloading any files, complete these preparation steps to avoid bricking your device: Gtmedia V8 Finder Software Update
If you use the green Bluetooth dongle that connects to your smartphone: Open the on your Android or iOS device. Connect to your BT03/BT05 via Bluetooth. Go to Settings/About within the app. Updating the software on your Gtmedia V8 Finder
(used for Bluetooth-enabled models) allows for real-time signal monitoring on a smartphone. Recent user reviews on Google Play Gtmedia V8 Finder Software Update