Microsoft will be ending their support for XP on April 8th, 2014.
This means that you have a month to upgrade to retain support for your PC.
Their will be no new security updates, non-security hotfixes, free or paid assisted support options or online technical content updates for this operating system so upgrading to Windows 7 or Windows 8
is recommended.
Please note that an upgrade to Windows 8.1 is provided free to those upgrading from XP or Vista to Windows 8
and that file backups are recommended prior to upgrading.