Since the app is not on Google Play, you must sideload it. Follow these instructions carefully to avoid malicious clones.

: Open your file manager, locate the downloaded .apk file, and tap to install.

Because B Downloader is often not available on the Google Play Store (due to policy violations regarding copyrighted content), you typically need to it:

However, "B Downloader" is often confused with various generic "All Video Downloader" apps or specific tools like Bitdownloader

Allow storage access so the app can save files to your device.

: It supports background downloads, enabling you to use other apps while your files save. It also features pause and resume capabilities for interrupted downloads.