NOTE: ITS recommends that you first create a folder outside of the default Outlook directory to save your. The default file name is: My Outlook Data File(1).pst The default location is C:\Documents and Settings\Local Settings\Application Data\Microsoft\Outlook. This can be your local hard drive (C: drive) or a location on a network share (not recommended).
OneDrive cannot be used if you are using the. pst file for archiving purposes only, it could be stored in a network share such as OneDrive. pst files can be stored locally on your hard drive or if you are creating the.
With the quotas available in Office 365, you probably won't need to create a. pst files) to give you additional storage capability.
Outlook allows you to create Outlook Data Files (personal folders or. pst File To Your Office 365 Account for more information. The 100GB quota in Office 365 provides ample storage for email and all of your email is kept in one place. pst files be imported/moved into Office 365.