InstallShield Professional 2020 R3 V 26 is released? if yes, kindly help with the license details.
Yes IS2020R3 is released and latest version available is IS2021R2
https://docs.revenera.com/installshield27helplib/rn/Content/helplibrary/ReleaseNotes.htm
Please reach out to the support team who will be able to help you with this activation or license issue - you can contact them directly via phone using number provided at this link: they will help you to solve this quickly.
https://community.flexera.com/t5/Support-Information/Support-Contacts/ta-p/94720
Alternatively there is an online chat available (Need to activate Let's chat) which you can find in a clickable box image on the right hand side here
https://community.flexera.com/t5/InstallShield/ct-p/InstallShield
