The case number that has been documented for this issue is 468613.
Are you having sound issues with just with the currently computer that you are using or with any of the computers that you connect to this board? Please make sure that you have the latest version of the ActivDriver installed which is version 5.10.15. This can be downloaded from http://www.prometheankb.com > Americas > English and search for article number 10902. Let us know if updating the drivers helps.
Provide us with the requested information so that we can better assist you in resolving this issue.
- 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)