So another set of common questions I get is “Do I need to run Outlook 2010 after I migrate to Exchange 2010?” or “What don’t I get if I’m still on Outlook 2007 in an Exchange 2010 environment” or “Can ...

In Exchange 2010 SP1 (using Outlook 2010), why can I not search my Dumpster in Outlook but I can in OWA? That seems wrong, if I can do something in OWA I should be able to do it in Outlook as well. Is ...

I use Outlook 2010. Every once in a while, outlook gives an error saying "Cannot expand the folder. The set of folders cannot be opened. The file \whatever\my email ...

I review plenty of software packages throughout the course of a year, and it’s rare that I come across one that I believe will truly make a difference in the way that I work or use my computer. This ...

Microsoft is trying to fix a bug in the e-mail program Outlook 2010 Beta that creates unusually large e-mail files that take up too much space. The Outlook product team has offered a bug fix for both ...

Offline storage table (OST) and personal storage table (PST) are two different Outlook data files used to store a copy of mailbox items on local storage. Outlook creates a PST file when you add a POP3 ...

Q: I check my email using Outlook 2010 at work and Outlook 2007 at home. My email accounts are set up using POP3, and the problem is that, when I read email on one computer, those email messages then ...

Editor’s note on March 18, 2019: This Outlook article was first published in September 2013. Since then, we have added a video tutorial, updated steps in the Rebuild section, and updated the related ...