For Mac OS users, there is a system setting that may not allow you to tab onto several types of elements in a web page. To change this setting:
by Google Tips
Posted on September 21, 2016
The weeks are rolling by and here is your next "Google Tip of the Week". You can make a drawing and add it to your Google Doc or Slides. Pretty nice drawing tools, too. Look at the attached document for an example.
While working in a Doc or Slide, just go to the "Insert" menu and select "Drawing". That's all there is to that.