Transparent background

    Source: https://youtu.be/nl2uqKqbryo

    1. Right click the channel on the right and click Add alpha channel
    2. Select the area (Magic wand is good for this)
    3. Press Delete
    4. Save in supported format like png

    Alternative Approach with manual selection of parts to be remove: https://youtu.be/C0tg2mRroSY