If you are looking for this specific version to match an older machine, ensure your hardware meets these minimum standards:
Some professionals legitimately keep an older version like CC 2018 (15.0.0) for compatibility with: Adobe After Effects CC 2018 15.0.0 -Portable- X64 .rar
You can download the latest version as a 7-day free trial from Adobe's official site. System Requirements for CC 2018 If you are looking for this specific version
The Puppet tool, used for character animation, received updates that make it more intuitive and powerful. These enhancements allow for more natural and complex character movements. used for character animation