Error updating the administration application pool credentials stsadm
Additionally, it would walk you through what really happens under the hood and where Share Point makes necessary changes to ensure Application Pool is configured properly.
Pre-requisites Changing Application Pool from the Central Administration Visit Manage Service Accounts page on the central administration to change the application pool.
So what things can be managed accounts and what cannot?
How to change the Application Pool Identity for Share Point Central Administration (SCA) Repeat these steps on each server which hosts the Share Point Central Administration web application.
You can see this in the Timer Job Definitions page.
The job is complete when it no longer appears in the list of definitions (refresh the browser, this isn't automatic).
With Share Point 2010 we now have the ability to allow Share Point to manage various service accounts thus foregoing the need to have IT administrators manually manage password changes.
This new feature is a great benefit to Share Point administrators and security conscious admins in general as it allows us to easily enforce our corporate security policies by changing these passwords on a schedule, and the administrators don’t even know what the password is so the likelihood of a compromise due to a disgruntled admin, though not eliminated, is somewhat reduced.