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outlook 2010 increase .OST automatically.
Hi all.
My Outlook data file (.ost) increase automaticallly it uses 49GB disk spase. after that it crashes or become unresponding. after deleting file and reopen outlook it connects server and download mails. after two or three dayes data file increase automatically. I use cached exchange mode and my inbox is only 1.5GB why outlook increase OST size to 49GB. how can i fix it?
I Try another computer and have same problem with that account.
thanks!