How are the arrows in the video commentary made?

Explain how the arrows in the video are made. Let's take newspaper clippings for example:

1. Open the clipboard APP. Click to start making.

2. Click Start Production to enter the material library, select the required photos or videos, and click the circle in the upper right corner to select.

3. After selecting the photo, find the sticker at the bottom of the software and click the sticker.

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4. Click the tab to enter the search bar. Enter: Arrow, you will see all kinds of arrows. Just click on what you like.

5. After selecting the arrow, just adjust the position, size and direction in the picture or video. Arrows in the picture can be enlarged, contracted, rotated and deleted according to your own needs.

6. Save or export pictures or videos directly, and click Export in the upper right corner.