Use APKPure App
Get Bootanimation Manager for Substratum themes (Unreleased) old version APK for Android
مدير Bootanimation لمستخدمي الجذر والتحتية
This app allows you to apply bootanimations from Substratum themes using Substratum Interfacer or Root.
Credits:
This software is based in part on the work of the Independent JPEG Group.
Application icon uses icon made by Freepik from www.flaticon.com.