How do I delete my internert 2013

Robert,
Thank you for reaching out to us with your concern.
Please follow all the steps provided in the following article to remove AVG completely from your computer and then continue with a fresh installation:
http://support.avg.com/SupportArticleView?urlname=How-to-troubleshoot-issues-after-upgrade-to-the-latest-AVG-antivirus-product

Let me know if you experience any difficulties.

how do I delete my internet security 2013? how I change from pass to regular one

Robert,
Thank you for reaching out to us with your concern.
Please follow all the steps provided in the following article to remove AVG completely from your computer and then continue with a fresh installation:
http://support.avg.com/SupportArticleView?urlname=How-to-troubleshoot-issues-after-upgrade-to-the-latest-AVG-antivirus-product

Let me know if you experience any difficulties.