If you are unable to see all the columns in your to-do list or sales pipeline you may need to zoom out your screen
Here's how you can zoom in and out on your computer using your keyboard:
Press the "Control" key. ...
Locate the plus and minus keys on your keyboard. ...
If you want to zoom in, press the plus key while holding down the "Control" key.
If you want to zoom out, press the minus key while holding down the "Control" key.
Zoom in and out on what's on-screen on Mac
Zoom in: Press Option-Command-Equal Sign (=).
Zoom out: Press Option-Command-Minus Sign (-).
Quickly switch between zoomed in and zoomed out: Press Option-Command-8.