For pictures:
1. Go to the YouTube homepage and click on the "Create" button in the top right corner.
2. In the "Create" menu, select "Upload video."
3. A window will open prompting you to select the file you want to upload. Navigate to the image file on your computer and click on "Open."
4. Once the image has been selected, you will be taken to the video editor page. Here, you can add a title, description, and tags to your image. You can also trim the image or add music.
5. When you are finished editing your image, click on the "Publish" button to upload it to YouTube.
For songs:
1. Go to the YouTube homepage and click on the "Create" button in the top right corner.
2. In the "Create" menu, select "Upload video."
3. A window will open prompting you to select the file you want to upload. Navigate to the song file on your computer and click on "Open."
4. Once the song has been selected, you will be taken to the video editor page. Here, you can add a title, description, and tags to your song. You can also trim the song or add images.
5. When you are finished editing your song, click on the "Publish" button to upload it to YouTube.
Note: If you are uploading a song that is copyrighted, you must have permission from the copyright holder to do so. Otherwise, your video may be removed from YouTube.