AVG Free Scan Freezes at 72%

Hello Peggy,
I'm sorry to hear about this, please send us a screenshot of the scan stuck page to assist you better. Also check the AVG programs installed on your computer (control panel > program and features). You can check the following link to see the instructions about taking the screenshot (http://support.avg.com/SupportArticleView?urlname=How-to-create-a-screenshot).
Best regards,
Alok.

Peggy, 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

I'm using this latest version of AVG Free, and every time I try to do a system scan, it permanently freezes in the "Performance Issues" field at 72%.

Is this fixable, or can I go back to an earlier version when it worked just fine?

Hello Peggy,
I'm sorry to hear about this, please send us a screenshot of the scan stuck page to assist you better. Also check the AVG programs installed on your computer (control panel > program and features). You can check the following link to see the instructions about taking the screenshot (http://support.avg.com/SupportArticleView?urlname=How-to-create-a-screenshot).
Best regards,
Alok.