Disk cleaning in PC tuning

Hello Eric,
We regret for the inconvenience caused. We keep you informed that whenever you try to remove duplicate folders from your system by AVG PC Tune up, it will prompt you to uncheck the option to "Keep original files" . If you forget to uncheck the option, it will delete original folders. No need to worry, we do have the option to restore the changes which made by AVG PC Tune up.
Please click on the following link to revert back your files:  http://support.avg.com/SupportArticleView?urlname=How-to-revert-changes-done-by-PC-TuneUp .
Feel free to contact us for further assistance with AVG.
Thank you.

So what happened is that it shows me the Duplicate so I decided to remove the other one on every folder. But somehow AVG decided to remove both of it and the original so I lost a whole lot of data!
Why? Does it removes both files!
Hello Eric,
We regret for the inconvenience caused. We keep you informed that whenever you try to remove duplicate folders from your system by AVG PC Tune up, it will prompt you to uncheck the option to "Keep original files" . If you forget to uncheck the option, it will delete original folders. No need to worry, we do have the option to restore the changes which made by AVG PC Tune up.
Please click on the following link to revert back your files:  http://support.avg.com/SupportArticleView?urlname=How-to-revert-changes-done-by-PC-TuneUp .
Feel free to contact us for further assistance with AVG.
Thank you.