Avg will not fix nothing. Maybe because I have an old windows xp version?

Joe, Hardware requirements
To be able to install and run AVG PC TuneUp 2015, your computer must meet the following hardware requirements:
min. 300 MHz Intel Pentium CPU
256 MB of RAM memory
screen resolution at least 1024x768 pixels
at least 500 MB of free disk space 1.2.
Software requirements
AVG PC TuneUp 2015 will only function on workstations with the following operating systems:
Windows XP Home Edition SP3 (x86 version only)
Windows XP Professional SP3 (x86 version only)
Windows Vista (x86 and x64, all editions)
Windows 7 (x86 and x64, all editions)
Windows 8 (x32 and x64)
(and possibly higher service packs for specific operating systems)
AVG Guru

Please help dell 560 w/  windows xp. Is this program avg performance pro compatible?

Joe, Hardware requirements
To be able to install and run AVG PC TuneUp 2015, your computer must meet the following hardware requirements:
min. 300 MHz Intel Pentium CPU
256 MB of RAM memory
screen resolution at least 1024x768 pixels
at least 500 MB of free disk space 1.2.
Software requirements
AVG PC TuneUp 2015 will only function on workstations with the following operating systems:
Windows XP Home Edition SP3 (x86 version only)
Windows XP Professional SP3 (x86 version only)
Windows Vista (x86 and x64, all editions)
Windows 7 (x86 and x64, all editions)
Windows 8 (x32 and x64)
(and possibly higher service packs for specific operating systems)
AVG Guru