There are numerous websites offering free fonts for download. Just do a Google for some ideas. Download a font or fonts to your PC (easiest way to control this is to set up a temporary directory for the downloads. You may also require to unzip the downloaded files).
Then go to Control Panel and into Fonts. If you don't see 'Fonts', then select 'Appearance and Themes' and 'Fonts' is top-left under 'See Also'. Select 'File - Install New Font..' and navigate to the directory that you saved the downloads to. Select the fonts you want (or Select All), ensure 'Copy fonts to Fonts folder' is checked and click OK. Done!
You can then delete the original downloaded files to preserve space.
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