Hi @Leonard Franklin
“Refresh Trusted Security Token Services Metadata feed Timer Job” helps to refresh token when an access token expires after a few hours.
There are many reasons which might cause a timer job stop running. You can follow the points below to troubleshot when the issue happens:
- Go to Start->Run->services.msc, find the SharePoint Timer service and restart it.
- Clear the SharePoint configuration cache:
https://sharepointtechnicalsupport.com/configuration-cache-clearing-sharepoint-2019-step-by-step/
https://www.zubairalexander.com/blog/clearing-the-sharepoint-configuration-cache/
What's more, here is a similar case for "Refresh Trusted Security Token Services Metadata feed job" failure:
https://social.technet.microsoft.com/Forums/Lync/en-US/58ff3f98-fd04-4d75-8725-c795d11939fb/refresh-trusted-security-token-services-metadata-feed-job-failed?forum=sharepointadmin
Note: Microsoft is providing this information as a convenience to you. The sites are not controlled by Microsoft. Microsoft cannot make any representations regarding the quality, safety, or suitability of any software or information found there. Please make sure that you completely understand the risk before retrieving any suggestions from the above link.
If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.