Tap the Power/Mode button briefly to cycle through: Video Mode (default) Photo Mode Playback Mode (for viewing saved MP4 files) Settings Menu 3. Recording & File Management
Try formatting the MicroSD card directly within the device's settings menu. HEIDYMODEL 720 HM mp4
Most generic models have a small Reset hole; use a paperclip to press the button inside to force a reboot. Tap the Power/Mode button briefly to cycle through:
Connect the device to your PC. It should appear as a "Removable Disk." Your MP4 videos are typically located in the DCIM or VIDEO folder. 4. Troubleshooting Common Issues HEIDYMODEL 720 HM mp4