Step 1: Click on File > Cleanup Tools > Mailbox Cleanup… Here is how you can do that.īefore I explain how to view these folders, you may want to know how you can see if these 3 folders (sometimes 4, including Server Failures) really contain any items.
I finally figured out how to see these folders and take some action on those conflict emails. Sync Issues\Server Failures (it appears sometimes appear).The folder names I found in the Mailbox Cleanup are as follows:
After running the Mailbox Cleanup tool in Outlook and looking through the size of each folders, I noticed the 3 folders which are having too many emails but I cannot see those folders in the Outlook thus not able to clear those unwanted mails. Recently I have been getting warning in my Outlook saying the mailbox is full, even after clearing and archiving most of the older emails.
