Run the executable. On Windows, this will place the DownloadHelperTray.exe in your AppData\Local folder. Verify:
Many modern streaming sites (like YouTube) send audio and video as separate streams. The companion app includes a built-in version of FFmpeg to merge these into a single playable file. downloadhelper tray
It allows the extension to save videos directly to your designated dwhelper folder instead of just the browser's default download directory. Run the executable
It enables you to convert downloaded videos into different formats (e.g., MP4 to MP3) or resolutions (4K, 1080p, 720p). The companion app includes a built-in version of
By running in the system tray, it manages multi-part downloads without slowing down your active browser tab. How to Install and Verify the "Tray" App
Look for the status. If it shows a version number (e.g., 1.6.3), it is working correctly. Managing the Tray Process