Hi Sharp DVRs often use a factory backdoor method involving a reset.dav file.
What you need:
Steps:
Prepare the USB:
Power off the DVR.
Insert the USB into a DVR USB port.
Power on the DVR while repeatedly pressing the ESC or DEL key (watch the monitor).
The DVR should detect the file and reset the admin password to default, usually:
This method works for Hi Sharp devices with a S/N (Serial Number) and Date/Time challenge. hi sharp dvr reset password upd
A factory reset clears all settings (including recordings and network configuration) and restores default admin credentials.
Common factory-reset methods:
After reset, try default credentials (see Option 1).
Many Sharp DVRs run on the XMeye platform. If you cannot reset via the interface, you can use a "Super Password" generator. This requires you to see a specific date/time on your monitor. Hi Sharp DVRs often use a factory backdoor
If your DVR is connected to the internet and you have it linked to a mobile app (like XMeye, gDMSS, or the specific Sharp app):
For advanced users only.
⚠️ This may reset all settings (network, recording schedules, etc.).