How to Make Fonts Bigger in Windows
Microsoft Windows makes it easy for your to configure your operating system according to your preferences for convenience and accessibility. This includes the option to change the font sizes used for your installed copy of the Windows operating system. This feature is useful if you find the default font size to be too small or difficult to read. No matter your version of Windows, you can quickly modify your font settings from within the Microsoft Windows control panel.
Windows Vista and Windows 7
Click the "Start" button on the taskbar to open the Start menu. Click "Control Panel."
Click "Appearance and Personalization" and select "Personalization" from the options. Click "Adjust Font Size (DPI)" located in the left panel of the personalization options. Confirm the action if you have User Account Control active on your system.
Click the DPI option you want to apply. Click "Custom DPI" if you want to apply a text size not available by default. Click "Apply" or "OK" to save your settings.
Click the "Start" button to open the Start menu and click the arrow next to the "Shut Down" option. Click "Restart" to restart your PC. Your changes will be applied when your computer starts up.
Open the Windows XP Start menu and click "Control Panel" to launch your control panel. Click "Switch to Classic View" if your Control Panel opens in category view.
Click the "Display" icon in the Windows XP control panel window. Click to open the "Appearance" tab.
Click a new font size under the Font Size heading. Click "OK" or "Apply" to save your font settings. Restart your computer if you are prompted to do so.