-desktopself-extractapp-.exe: Filmora 8.3.7.1

It sounds like you’re referring to a specific installer file for (version 8.3.7.1), likely named something like:

Filmora_8.3.7.1_DesktopSelf-ExtractApp.exe Filmora 8.3.7.1 -DesktopSelf-ExtractApp-.exe

The “long feature” in the filename suggests this is a that unpacks the full installation files rather than a simple online installer. It sounds like you’re referring to a specific