Uninstall avg tuneup failure

i have just bought a new  copy of avg tuneup. i cannot install this because there are copies on old avg tuneup programmes on my windows xp.  uninstall fails both through the cotroll pannel and through my new programme. how can i uninstall my old copy of avg tuneup?

Hi Peter,

We're afraid as AVG TuneUp cannot be used on Windows XP. 
If you prefer, you can use it on your other devices & we're glad to help you with it.
For further queries, feel free to write back to us.

Hi Peter,

We're afraid as AVG TuneUp cannot be used on Windows XP. 
If you prefer, you can use it on your other devices & we're glad to help you with it.
For further queries, feel free to write back to us.