Can you check which Firmware version you have on your ActivExpression devices and the 2.4Ghz Hub?
Make sure they are both on the latest version and you also have the latest version of the ActivDriver.
You may need to clear and reset your Hub after doing this and re-register your devices.
Below some links to our Knowledge Base to help you with this:
I have also created a reference, in case you would prefer to speak to one of our agents to talk you through this : 00464494
- Release notes for ActivInspire v2.21 (released 5 January 2021)
- Release notes for ActivPanel Elements Series v4.3.0 (released 16 December 2020) and v4.3.1 (released 7 January 2021)
- Release notes for myPromethean portal v1.4 (released 2 December 2020)
- Release notes for ActivConnect OPS-G v2.4.4 (released 16 October 2020)
- Release Notes for ActivPanel Elements Series v4.2.0 (released 30 September 2020)