Please look at the image showing very small PHP code blocks:
I downloaded this CHM file from:
https://www.php.net/get/php_manual_en.chm/from/a/mirror
But I have a problem with the font size of sample code. My system is Windows 7/64bit.
How do I increase the font size?
Follow the following steps: open PHP Manual CHM file than go to "Options->Internet Options->Click on General Tab->Click on Accessibility button->check the option for 'Ignore font sizes specified on webpages'->Than press OK button."
Now you can see your php manual examples in normal size like below: