Material preparation: a computer and nailing software.
Operating steps:
1, click "* * * window viewing".
2. Select * * * to enjoy "Desktop" or "PPT File".
3. Open your own PPT handout, click Slide Show in the toolbar above, and then click Play from the beginning, or directly press F5 on the keyboard.
4. After the 4.PPT handout enters the playing state, right-click anywhere and select the pointer option in the pop-up dialog box, and you can see the handwriting tool in the new window that pops up on the right.
There are three kinds of pens to choose from. Click on one of them and you can write directly. You can also choose the color of the pen. If you make a mistake or don't want it, you can erase it with the eraser below.