Using a portable/cracked version violates Adobe’s EULA. For any professional or student work, it’s:
After Effects CC 2015 (originally v13.5) went through several updates: adobe after effects cc 2015 1370 portableby
Version 13.7.0 was a legitimate update, but only distributed through Creative Cloud. There was never a portable build from Adobe. Using a portable/cracked version violates Adobe’s EULA
Newer After Effects versions (2022–2025) can open CC 2015 files without conversion. Go to:
File → Open Project → it will create a converted copy. After Effects CC 2015 (originally v13