Set Custom Text Size in Windows 8 via Control Panel

1. Open Control Panel-> Click Appearance and Personalization.

2. Click Display. Click Set custom Text Size.

3. Click Set custom Text Size.

4. Now Custom Text Size Setting window will appear. Scale to this percentage of Normal Size defines the percentage of the size . Click on the scale and drag left or right. You’ll see the percentage of size inside the box changes. Set the size you want. Click OK