It has been confirmed that animdesin2 cannot be installed as it has moved on to the latest version, Photoshop 2021. After installing the 2020 version (21.x.x) first, install animdessin2. Once the animdesin2 installation is complete, it is also available in the 2021 version. Please refer to the installation of animdesin2, and we will update the article whenever there are changes or additions. Thank you.
Date of Creation: 2021.06.26