This prompt usually appears when upgrading old machines to new firmware, and upgrading without WEB firmware is required.
Download through IE or Google Chrome, or cancel the browser download pop-up prompt.
Check if the upgrade package corresponds to the corresponding device.
Turn off processor power and upgrade to the latest control panel firmware.
Upgrade to version 2.0
The Dante IP of the device and the local connection IP of the PC are not in the same network segment. Simply set them to the same network segment.
DSP 2.0 requires matching with 1.2 firmware.
Upgrade to the latest firmware and PC solution.
Modify device IP address, check if the computer and device are in the same network segment.