Catch up: this week's most popular posts

This week, TechRadar brought you news of Microsoft's free security suite, full Flash arriving on mobiles and how O2 is planning on treating customers who want to unlock their out-of-contract iPhones.

We also gave you a full list of must-bookmark websites and told how you can turn a spare machine into a media server.

There were reviews with Palm's new Pre smartphone arriving soon on O2 as well as the Sony PSP Go. See below for more details.

Top five news stories