Build your own firewall in 30 minutes

It’s always exciting to discover a free PC program that offers advanced features you usually have to pay for. It’s also interesting to try new open-source tools from independent developers on GitHub (

Resolving riddles and restrictions with what you want to run on your Mac

I used to save everything to my Windows desktop – files, documents, software, the lot. I thought it was the only way to know where they were, but it made my desktop a complete mess. What I do now Now

Can I create a keyboard shortcut to paste my email address? Q Can I create a keyboard shortcut that inserts my email address? Ideally, it would involve pressing no more than two keys. Robert Garbolins

Firefox 139, released at the end of May, lets you customise your New Tab page by using your own photos as wallpaper. Previously, you were limited to choosing from the browser’s own selection of wallpa

Why our infrastructure still depends on Windows’ 24-year-old OS