How do you insert Text boxes/Drawing Markups into PDF.

1) Add Text Box
After openning the PDF file in the program, please click COMMENT>Text Box button. Drag the mouse click  to choose the area where you want to add, you will get the text box like the screenshots shows below. Double click the text in the box to enter the text as you want.


2) Drawing Markups
After openning the PDF file in the program, please click Comment tab, then you will get the drawing markups. Choose one to draw on the PDF file directly.


Right-click the drawing to choose Properties, then you will get the window on the right side.