How to Activate Adobe After Effects CS4 For Windows

1. Download both the links and then run .exe file to proceed with the installation 
2. Activate the product using the serial number for the product. 

https://trials.adobe.com/AdobeProducts/legacy/99CABBAC-C975-4A06-8D99-064C6871EE80/ Applications/AfterEffects/CS4/Win/ADBEAFETCS4_LS7.7z 

https://trials.adobe.com/AdobeProducts/legacy/99CABBAC-C975-4A06-8D99-064C6871EE80/ Applications/AfterEffects/CS4/Win/ADBEAFETCS4_LS7.exe