Where to find font settings on Windows and Mac

Font size and style live in different places depending on whether you use Windows or Mac, and the path depends on what you want to change — the whole system, a single program, or just one document. Most people want to make text bigger or smaller across their entire screen, which is the easiest change to make and takes about two minutes.

On Windows 11, go to Settings (the gear icon in your Start menu), then select Accessibility from the left sidebar, then Display. You will see a slider labeled Text size that ranges from 100% to 225%. Move it to the right to make all system text larger. On Mac, open System Settings (the gear icon in the dock or top-left Apple menu), click Accessibility, then Display, and adjust the Text size slider.

These system-wide changes affect menus, buttons, and labels everywhere on your computer. Some programs may not respond to this setting if they have their own font controls built in — web browsers and word processors often do.

Key Takeaways

  • System-wide font size changes on Windows happen in Settings > Accessibility > Display, and on Mac in System Settings > Accessibility > Display.
  • Individual programs like Microsoft Word, Google Chrome, and Outlook have their own font menus that override system settings.
  • Changing font style (typeface) is usually only available within specific programs, not across your whole computer.
  • If text is blurry after resizing, your display scaling may need adjustment in the same Accessibility menu.

Changing font size in web browsers

Web browsers let you zoom text without changing your system settings, which is useful if you want larger fonts only when reading websites. In Chrome, Firefox, Safari, and Edge, hold down Ctrl (Windows) or Command (Mac) and press the plus sign key to make text bigger. Press minus to make it smaller. This zoom applies only to the current tab and resets when you close it.

If you want the zoom to stick permanently, most browsers have a menu option. In Chrome, click the three-dot menu in the top right, look for Zoom, and select your preferred size. Firefox has the same three-dot menu with a zoom option. Safari uses the menu bar at the top of your screen: click View, then Zoom In or Zoom Out. These settings usually remember your choice for each website you visit.

Browser zoom is separate from system font size, so you can use both together. If your system text is already at 150% and you zoom a website to 125%, the website text will be even larger.

Changing font in Microsoft Word and other office programs

Word, Excel, and Outlook all have font controls in their ribbon menu at the top of the window. In Word, the font name appears in a dropdown box on the left side of the toolbar — click it to see all available typefaces. Next to it is a box showing the current size in points (usually 11 or 12). Click that box and type a new size, or select from the dropdown list.

To change the default font for all new documents in Word, select the font and size you want, then click the small arrow in the bottom right corner of the Font section of the ribbon. A dialog box opens. At the bottom, click Set As Default, then confirm. From that point forward, every new document will start with your chosen font.

In Outlook, the same font controls appear in the message composition window when you click New Email. Excel uses the same ribbon system — select cells first, then change the font from the toolbar. These changes affect only the current document or email, not the program as a whole.

Changing font in Google Docs and other online programs

Google Docs, Sheets, and Slides all have font menus in the toolbar at the top. In Docs, the font dropdown is on the left side of the toolbar and shows the current typeface. Click it to see all available fonts. Next to it is a size dropdown showing the current point size. Click either to change your selection.

Unlike Word, Google Docs does not have a "set as default" option for new documents. However, you can create a template with your preferred font and use that template every time you start a new document. To do this, open a blank document, set your font and size, then go to File > Save as template. Name it something you will remember. The next time you create a new document, Google will offer your template as an option.

Other online programs like Canva, Figma, and Adobe Express have similar font menus in their toolbars. The exact location varies, but they all follow the same pattern: select text or a text box first, then look for a font dropdown in the toolbar or a properties panel on the right side of the screen.

Making text clearer when it looks blurry after resizing

Sometimes after you change system font size, text appears blurry or pixelated. This usually means your display scaling needs adjustment. On Windows, go to Settings > System > Display and look for Scale near the top. Windows may have automatically set this to 100%, 125%, or 150% based on your monitor. Try changing it to the next option up or down and see if text becomes sharper.

On Mac, this is less common because macOS handles scaling automatically. If text looks blurry, try restarting your computer first. If that does not help, go to System Settings > Displays and check whether Resolution is set to Default for display. If you have manually changed it, switch back to the default.

Blurriness can also happen if a program was not designed for high-resolution displays. In that case, the program itself may have a zoom or scaling option in its settings menu. Check the program's help documentation or settings panel for a "DPI" or "scaling" option.

Changing font in email programs like Outlook and Gmail

In Outlook on Windows, when you compose a new email, the font controls appear in the ribbon at the top. Select your font and size before you start typing, or select text you have already written and change it. To set a default font for all outgoing emails, go to File > Options > Mail > Stationery and Fonts. Choose your font, size, and color, then click OK.

In Gmail, open a new email and click the formatting icon (three horizontal lines with a pen) at the bottom of the compose window. A formatting toolbar appears with font options. Gmail does not have a default font setting, so you will need to select your font each time you compose a new email. However, if you use Gmail templates, you can create a template with your preferred font and reuse it.

Outlook on Mac works similarly to Windows — the font controls are in the toolbar when composing. The default font settings are in Outlook > Preferences > Composing.

Changing font in specific programs and documents

Most programs that work with text have their own font controls. Adobe Reader has a zoom function (Ctrl or Command plus the plus key) and some font options in the View menu. Notepad and other text editors usually have font controls in the Format menu. PDF readers often have a separate zoom tool because they display fixed-page layouts.

If you cannot find font controls in a program, check the Format menu first, then the View menu, then the program's Preferences or Settings. Most programs follow one of these three locations. If you are still stuck, search the program's help documentation for "font" or "text size".

Remember that changing font in one document does not change it in others. If you want a consistent font across all your documents, either change the system font size (which affects everything), or set defaults in each program you use regularly.

Frequently Asked Questions

Can I change the font on my login screen?

On Windows, the login screen font is controlled by your system display settings and cannot be changed directly. Changing your system font size in Settings > Accessibility > Display will affect the login screen. On Mac, the login screen uses the system font and follows your accessibility text size settings.

Why do some websites ignore my browser zoom?

Some websites are designed with fixed text sizes that do not respond to browser zoom. This is usually a design choice by the website creator. You can still use your system font size setting to make all text larger, or you can use browser extensions that force text to be larger on all websites. Search your browser's extension store for "font size" or "text size" to find these tools.

Will changing my system font size affect my printer output?

System font size changes do not affect how documents print. When you print from Word, Excel, or other programs, the document uses the font size you set within that program, not your system setting. If you want larger printed text, change the font size in the document itself before printing.

Can I add new fonts to my computer?

Yes. On Windows, read a font file (usually a .ttf or .otf file), right-click it, and select Install. On Mac, read the font file, double-click it, and click Install Font in the dialog that appears. The new font will then appear in all your programs' font menus. Free fonts are available from sites like Google Fonts and DaFont.

What is the difference between font size and display scaling?

Font size is the actual size of the letters in a document or program, measured in points. Display scaling is how Windows or Mac enlarges everything on your screen to make it easier to read on high-resolution monitors. Changing font size affects only text; changing display scaling affects text, buttons, icons, and all other elements on your screen.