You can try installing the legacy Citrix GoToAssist viewer, but most users find it easier to use a video converter (if the recording was converted to AVI/MP4 in the past) or simply keep an old Windows 7 virtual machine offline with the last known version of the software installed strictly for playback.
Since you cannot rely on Netviewer 2.0 for business today, here are three secure, modern tools that offer the same "instant remote support" experience: netviewer 2.0 download
Full pan, tilt, and zoom capabilities for compatible cameras. You can try installing the legacy Citrix GoToAssist
Possibly. Some users have had success using the VLC Media Player with custom codecs, but it is unreliable. The best method is to play the recording within a Windows 7 VM using the original Netviewer player (if you have it). Some users have had success using the VLC
No. Any modern compliance framework (SOC2, ISO 27001, GDPR) will flag Netviewer as an unsupported, insecure application. You must migrate.