You can change the text size in the phone, People, email, messaging, and lock screen. From the Start screen, flick left to Apps list > Settings Settings Icon > ease of use. Tap and drag the slider under Text size. A sample of the text size is shown in the box above the slider.
From within the ease of use menu, you can also turn on High contrast. Enabling this feature will change the color for some features, making it easier to read what is on the screen.
Read more: How do i change the text font size on htc g2 - How to put big text fonts on my htc g2 cellphone :: Ask Me Fast at
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