Is the Post Update Memory Scan necessary to run after every update? Why?

Is the Post Update Memory Scan necessary to run after every update?  Why?

Hello Thomas,
I would request you not to post multiple threads for same issue. You won't obtain an answer to your query any faster! Please refer  your other posting via
https://support.avg.com/answers?id=906b0000000fy3g .
Thank you.

Hello Thomas,
I would request you not to post multiple threads for same issue. You won't obtain an answer to your query any faster! Please refer  your other posting via
https://support.avg.com/answers?id=906b0000000fy3g .
Thank you.