On your computer
Internet Explorer (Windows), FireFox
In your browser, open the view menu. Locate 'Text Size' (or 'TextZoom' or 'Increase Font') and adjust to suit. This will be remembered for all websites (but may not work on all websites.)
In your browser, select 'Zoom' from the view menu.
From the edit menu select Preference. In the Preferences dialog select Appearance, then Fonts. Choose the size you require.
Change Text Size
To change the text size, choose from one of the options below: