When you see: A A A on a topic page, click on these links to change the screen resolution to different preset font sizes.

Manually

How to change your resolution manually to get the best results for your reading experience:

First way that works on most Internet Browsers:

Press and hold the [CTRL] key and then press the [ + ] or [ - ] keys to make the screen resolution get successfully larger and smaller.

Second way that works on most Internet Browsers:

Press and hold the [CTRL] key and then use your finger on the mouse to move the fly-wheel to change the resolution up and down.