The latest version of Herschel for users without support is 12.0038

You can check which version you're currently running by looking in the main Herschel window:

You'll find a complete version history at the bottom of this page, as well as a download to upgrade your system to version 12.0038 and some installation tips.

Once you've downloaded the upgrade, and when nobody is using Herschel, run the upgrade program Herschel_v12_Upgrade.exe and follow the straightforward on-screen instructions. 

Windows may warn you about starting an unrecognised app. To continue with the upgrade, click here:

Then click here: