Secure Sockets Layer (SSL) Version 3.0 SSL being insecure protocol is no longer supported.
Windows 7 support is limited as Microsoft has ended their support.
Internet Explorer Since Microsoft is ending the support for Internet Explorer and for security reasons, using WorkPlace in Internet Explorer browser is not recommended.
ActiveX Prior to 12.4.1, ActiveX is used for IE 11, and URL launch is used for other browsers. From 12.4.1 onwards, EPC and agents are provisioned using URL scheme on all browsers to have a consistent provisioning and for better user experience across browsers.
OPSWAT V3 attributes are no longer supported as V3 libraries are not compatible with the latest antivirus applications and firewalls.If you have OPSWAT V3 attributes configured, upgrading to SMA 12.4 fails. To overcome this scenario, remove the OPSWAT V3attrib utes and proceed the upgrade process.
Importing old configuration with OPSWAT V3 attributes/profiles would block applying “Pending Changes” until those are deleted.
Following features are unsupported in 12.4 version: vWorkspace, Application Control, Fallback Servers, RSA ClearTrust, and Always On VPN.
NOTE: Please refer the12.4 admin guide for more details and always before upgrading check the unsupported/deprecated/new features of the firmware you are planning for upgrade.