AVG and powershell?

Hello Patrick,
We regret for the inconvenience caused. We keep you informed that PowerShell function is not related to AVG. However we personally suggest you to reset your browser and check once, if the issue persist please send the screenshot of your error messages so that we can help  further? Please click on the following link http://support.avg.com/SupportArticleView?urlname=How-to-create-a-screenshot  to send the screen shot. Thank you.

Before I open up Firefox, I notice a powershell session open up very quickly and then it closes. Is this something to be concerned about, or is it a process that runs as part of the AVG suite?

Hello Patrick,
We regret for the inconvenience caused. We keep you informed that PowerShell function is not related to AVG. However we personally suggest you to reset your browser and check once, if the issue persist please send the screenshot of your error messages so that we can help  further? Please click on the following link http://support.avg.com/SupportArticleView?urlname=How-to-create-a-screenshot  to send the screen shot. Thank you.

Patrick, 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