I asked the other day license number and do not know how to activate. given open the program and I l

Ion,
We understand that you need to reactivate your AVG Internet Security, kindly follow this article: http://avgclick.me/ActivateNewLN . If you face any issues, please provide us with the screenshot http://avgclick.me/getscreenshot of the error you are getting, name and version of AVG you have installed. Thank you.

I asked the other day license number and do not know how to activate. given open the program and I looked at the option appears and I can not select REACTIVATE…Cum have to do to reactivate the license …

Ion, If applicable… For your info, just in case that you are unaware, you can post the screenshot here in your topic. Click on 'Answer' & then click on the 'Image' [mountain symbol] & follow the instructions. 
AVG Guru