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If you are using Windows Vista or 7, text in Firefox may appear blurry or pixelated. This is usually due to Windows ClearType not being turned on. This article will explain how to enable it.
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Fix blurry fonts by turning on ClearType
- In Windows, click and type cleartype in the search box.
- Click to open the ClearType control panel.
- Check Turn on ClearType and then to fine tune your settings.
- After you fine tune the ClearType settings, click to accept them.
The text in Firefox should now look good.
Improve your computer's performance with ClearType turned on
Some computers run slower with ClearType turned on. If you are using Windows 7, you may be able to improve your computer's performance by installing the following updates from Microsoft.com:
These recommended updates can be installed using Windows Update. If you need help with Windows Update, see Microsoft's article Install Windows updates in Windows 7 .
I'm still having problems, what else can I do?
It's possible that you are also experiencing issues related to outdated graphics card drivers. See Upgrade your graphics drivers to use hardware acceleration and WebGL for more information, including how to disable hardware acceleration in Firefox as a possible workaround.