Installing AVG tuneup unlimited

Every time i enter the new licence number it says it is wrong?????  i have tried to paste but that does not work?  so i enter it manually and i have checked and checked that it is the invoice number on the bill/receipt   a lot of letters and numbers?

Jeanne, Have a look @ this AVG article (http://avgclick.me/1FmXxG7).
AVG Guru

Hello Jeanne,

I am sorry to hear that you are unable to activate the AVG TuneUp unlimited. Please be informed that the AVG PC TuneUp you have purchased does not require a license number and will get activated using your AVG MyAccount credentials. Please click on this link(http://support.avg.com/SupportArticleView?urlname=Activate-AVG-Zen-Protection-Performance-or-Ultimate) for the steps to activate AVG TuneUp unlimited in your computer. If you face any difficulties, feel free to contact us.

Jeanne, Have a look @ this AVG article (http://avgclick.me/1FmXxG7).
AVG Guru