Broken Digital Signature

Margaret, Have a look @ this article (https://support.avg.com/SupportArticleView?q=Broken+digital&urlname=Broken-digital-signature-detected-by-AVG&l=en_US).
AVG Guru

I have a file with a broken digital signature that has been detected for several months on my scans.  I have tried everything I can learn to get rid of it, but to no avail.  Can someone help me solve this please?

Margaret, Have a look @ this article (https://support.avg.com/SupportArticleView?q=Broken+digital&urlname=Broken-digital-signature-detected-by-AVG&l=en_US).
AVG Guru