As I mentioned before I'm not using Windows anymore. For over an year now both my computers - office and home are using Linux as an operating system. I tried a few different distributions of Linux before I stopped on Ubuntu. I liked Debian Linux but there were a lot of things that I hade to setup manually for my notebook, however it was working faster than Ubuntu, but then I started to lookfor Debian based distribution and found Ubuntu as most suitable for my needs. There are many different Ubuntu based distros available and a few of them are designed for older systems like my notebook, so I used IceBuntu at home and normal Ubuntu at the office.

Here is the official site of the Ubuntu linux