Adobe Media Encoder 2020 is primarily used as a companion for Adobe Premiere Pro and After Effects. You should specifically keep version 2020 installed only if you are working on projects created in the 2020 versions of these other Adobe applications to ensure maximum compatibility.
: Resolved critical vulnerabilities related to out-of-bounds write/read issues that could lead to arbitrary code execution. Version History (2020 Series) Adobe Media Encoder 2020 v14.3
You need AME 2020 only if you're using it to encode projects from another Adobe application version 2020. If that is not the case, Media Encoder 14.3.2 is now available! - Adobe Community Adobe Media Encoder 2020 is primarily used as