Here's how to change the size of text, images, and apps in Windows. To change your display in Windows, select Start > Settings > Accessibility > Text size. To make only the text on your …

Under Make text bigger on the Display tab, drag the slider to the right to increase the size of the sample text. Once you're happy with the text size, select Apply.

On the slide master or layout, select the level of placeholder text for which you want to change the font size. You can also type in any size you want in multiples of .1, such as 10.3 or 105.7. The …

The Font Size list includes commonly used font point sizes, but you can type in font sizes that aren't listed. Available font sizes range from .5 point to 999.9 points.

You can change the default font and its color, size, and style — such as bold or italic. Outlook allows you to change the font, color, size, and style for new messages and replies and …

Use your keyboard to navigate your document, ribbon, or menus, and also select, format, and edit text and graphics in your documents.

Increase or decrease the font size or choose a different font for items that appear in the message list.

In Outlook for Mac, you can easily choose a preferred type size and type font for text in new messages, replies and more.

Learn how to change the font size when composing messages in Outlook on the web.

Learn how to change the font size and customize the style and size of fonts in Microsoft Edge.