: Note that the trial automatically converts to a paid Creative Cloud subscription after 7 days unless canceled. 2. Accessing Adobe After Effects 2021 (v18)
If you specifically need the 2021 version for plugin compatibility or system limitations: Adobe After Effects 2021 Free Download
: If it is not listed, active subscribers can often contact Adobe Customer Support to request an offline installer for version 18. 3. System Requirements for After Effects 2021 : Note that the trial automatically converts to