![Cannot start microsoft outlook. Cannot open the outlook window. The set of folders cannot be opened. The information store could not be opened. – ITAdminGuide.com Cannot start microsoft outlook. Cannot open the outlook window. The set of folders cannot be opened. The information store could not be opened. – ITAdminGuide.com](https://itadminguide.com/wp-content/uploads/2018/05/outlook.jpg)
Cannot start microsoft outlook. Cannot open the outlook window. The set of folders cannot be opened. The information store could not be opened. – ITAdminGuide.com
![Solved: Outlook (Office 365) fatal error: Cannot start Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened. | Experts Exchange Solved: Outlook (Office 365) fatal error: Cannot start Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened. | Experts Exchange](https://filedb.experts-exchange.com/incoming/2019/05_w21/1421142/0018.jpg)
Solved: Outlook (Office 365) fatal error: Cannot start Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened. | Experts Exchange
![Cannot start Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened : r/Office365 Cannot start Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened : r/Office365](https://external-preview.redd.it/7Wg3jF5K4C_TAgcbZd7J-UdIpDSGFzpnFFY__4CBnFU.jpg?format=pjpg&auto=webp&s=e91b47a7d4f67b62389c84cf80e7860bd10e55c4)