ZSWatch Firmware Update
Update your ZSWatch firmware wirelessly over Bluetooth Low Energy
Connection
Requires Web Serial support (Chrome or Edge).
Go to ZSWatch System -> Update App and enable either USB or Bluetooth. USB is significantly faster than Bluetooth due to Web Bluetooth API limitations.
Serial Recovery: If ZSWatch is not responding enter MCUBoot by holding down two right buttons for 25 seconds.
Not required when connecting over USB.
Browser Support
- Chrome, Edge, Opera (Desktop)
- Chrome, Edge (WebSerial / USB serial updates)
- Chrome (Android)
- Bluefy (iOS/iPadOS)
Troubleshooting
General issues▼
• Press F12 and check console for errors
• Reload the page
Connection issues▼
• Forget device in OS Bluetooth settings
• Ensure watch is on
• Use supported browser
Upload fails▼
• Reset watch, reload page and reconnect
• Check file format (.zip or .bin)
• Try switching to USB serial mode.
Manual Upload
Upload Firmware Files
Drag and drop your .bin or .zip files here
File System
Upload File System
Drag and drop your lvgl_resources_raw.bin file here to upload full filesystem
Shell Console
Prebuilt Firmware
Download the latest firmware from GitHub Actions.
No firmwares fetched yet
Click "Fetch Latest" to get builds
Images
Connect to device to view image status