Your office firewall or antivirus might be preventing the software from "calling home" to the JVSG activation server.
The most common "fix" is simply downloading the correct installer. JVSG keys are version-specific. If you purchased a license for , it will not work with the Version 2024 executable. jvsg license key fixed
Temporarily disable your VPN or whitelist jvsg.com in your firewall settings. This allows the software to verify the key against the central database. Your office firewall or antivirus might be preventing