Click on the green flag. To draw, use your mouse. If you want to change the color, click on any one of the colors shown that you want. If you want to clear all, press the Clear button. If you want to erase, press the erase button. If you want the size of the brush to be bigger, press the right arrow button. If you want it to be smaller, press the left arrow. If you want to change the shade of the color, press the up arrow to increase and the down arrow to decrease.
I will say all the latest updates here! I added a new thumbnail! Click on the stop button next to the green flag to see it!