How to add background music to a folder

After reading the article on the 45th issue of "Adding Background Effects to Folders", I feel that if we open a folder, we can not only see the pictures we like, but also hear the songs we like. It's not going to be even cooler! Let's work with me, we can do it in just the next few steps.
In order, click the right mouse button in the blank space of the folder - customize the folder - select & lsquo; create or edit the HTML document & rsquo;, click Next, the system will automatically pop up the Folder opened with Notepad The .htt file, find this code in the file, add below:
Note: "loop=1" rdquo; represents playback once, -1 represents loop playback.
The next step is to save the file and exit the edit state. Press F5 to refresh in this folder, you can hear your favorite music.
Note: "We should use the WAV file format when selecting background music. If you use MP3 files, you must first convert the MP3 format to WAV format using the software before you can use it. And such a lot of software, the operation is very simple, no longer talk about here.