“IMAP accounts, Microsoft 365 accounts, Exchange accounts, and accounts use an Offline Outlook Data File (.ost) file to store a synchronized copy of your mailbox information on your local computer. “ Location of Outlook Mail Profile ost file and how to reset outlook mail profile. In the next sections, we will see where to find the. The emails are downloaded in a file with a extenstion. Creating mail profile is a way to re-download all the emails in a new outlook profile. As all email items reside on the server for example Microsoft 365, there is no impact on the emails if you reset Outlook mail profile on your PC. Reseting a Mail Profile sometimes fixes a lot of Outlook related issues like slowness in sending and receiving emails, corruption of the mail profile, Global address book (GAL) Issues, Calendar sync issues etc. There could be several reasons for recreating or resetting an outlook mail profile. Adjust the number of email items downloaded / cached on your system Overview.Reset / Reconfigure Outlook Mail Profile.When to recreate / reset an Outlook Mail Profile.Other Microsoft Outlook related articles on Techpress.

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