

| Feature | Description | Instruction |
|---|---|---|
| Test LAN Device | Test communication with the cloud server in Cloud mode. If device connection issues occur, please send the screenshot of the test results to Technical Support. |
1. Ensure the device is connected via LAN mode. 2. Enable this feature. 3. Enter the device's IP address. 4. Click Confirm to start the test. 5. Review the log information. |
| Test Cloud Server | Test communication with the cloud server in Cloud mode. If device connection issues occur, please send the screenshot of the test results to Technical Support. |
1. Ensure the device is connected via Cloud mode. 2. Enable this feature. 3. Review the log information. |
| Test Login API | Test the login interface. If you encounter login issues, use this feature to run a test. |
1. Enable this feature. 2. Review the log information. |
| Test Upload API | Test the file upload interface. If you encounter issues when uploading print files to the device, use this feature to run a test. |
1. Enable this feature. 2. Review the log information. |