Jan, Have a look @ rhis article (https://support.avg.com/SupportArticleView?q=downgrade&urlname=How-to-remove-AVG-trial-popup-and-continue-with-free-protection&l=en_US).
AVG Guru
I had on my PC installed AVG Antivirus Free.
Yestrerday I installed proofversion of AVG Internet Security and AVG TuneUp (one day).
Now I would rermove the proofversions and installed again AVG Antivirus Free 2015. That failled.
Wat is the solution for that problem?
Jan, Have a look @ rhis article (https://support.avg.com/SupportArticleView?q=downgrade&urlname=How-to-remove-AVG-trial-popup-and-continue-with-free-protection&l=en_US).
AVG Guru
AVG Guru