For this problem, you can try to upgrade Pyro 7 to the interim version. Then upgrade the Pyro 7 to the latest version.
Interim Version Download link: Click to Download
Please follow this version to upgrade the Pyro 7:
- Make a folder in the root of the USB flash disk named: forced
- Put the interim version file under the "forced" folder.
- Plug the USB flash disk into the device and wait a minute. Attention: Ensure the device is powered on.
Then upgrade the Pyro 7 to the latest version. Here is the address: https://www.hollyland.com/download/pyro-7.