1 Turn off Compatibility Mode. As we have mentioned in the above section, your Outlook being in compatibility mode can
2 Start Outlook in Safe Mode. Another method that can turn out to be at your rescue is launching the application in Safe
3 Recover Navigation Pane configuration file. A yet another thing that brings you out from the trouble is to do some
4 Repair your Outlook PST file using an Inbox Repair tool. If you still cannot start Outlook, it’s
Why does my outlook not open?
Outlook won’t open or hangs in an online streaming profile. MEANS. To work around this situation, you must end almost all running Office processes and then disable the presence features.
End processes in task manager. Right click anywhere on the taskbar and make a decision in task manager.
Turn off your Outlook presence settings. Note. Disabling the presence feature will actually help solve the problem.
Could not start Microsoft Outlook?
To do this, follow these steps: Press Windows + R to launch the Run utility. Application Data
Enter all text in the input field and press ENTER.
In the AppData folder that opens, navigate to Local > Microsoft > Outlook to get started.
Open the Outlook folder according to your version of Outlook. For example, Outlook 2016 contains a folder named year 2007.
Delete the XML files from the restart directory and from Outlook.
How do you fix Cannot start Microsoft Outlook Cannot open the Outlook window the set of folders Cannot be opened an unexpected error has occurred?
If Outlook still tells you “Microsoft Outlook cannot be started. Our Outlook window cannot be opened. Specify that the files cannot be opened”, Outlook resets it. Press the Windows + R keys on your keyboard to open the Run application.
How do you fix the Cannot start Microsoft Outlook Cannot open the Outlook window the set of folders Cannot be opened error?
The information store error may be related to corrupted navigation bar settings. To solve this problem, press the key combination Windows + R. Then in the Open Run dialog, navigate to “outlook.exe /resetnavpane” and click the OK button.
How do you fix Outlook 2016 error Cannot start Microsoft Outlook Cannot open the Outlook window?
Locate the Outlook.exe file in your software. Right-click Outlook.exe, select File, Properties, and then click the Compatibility tab. If any of the checkboxes on the Compatibility tab are checked, clear them, then choose Apply > OK. Restart Outlook.
How do you fix Cannot start Microsoft Outlook Cannot open the Outlook window the set of folders Cannot be opened?
Fix Microsoft Outlook error: Unable to open group of folders normally. Create a new Outlook profile. Use the taskbar to launch Outlook. Be sure to help me use a separate password for Outlook. Sign out of iCloud. Reinstall iCloud. Do not install the cumulative update to replace the server. Be sure to install the 64-bit version of Office.

Vijay is a tech writer with years of experience in the Windows world. He’s seen it all – from simple problems to catastrophic system failures. He loves nothing more than helping people fix their PCs, and he’s always happy to share his wisdom with anyone who needs it.
When Vijay isn’t fixing Windows problems, he likes to spend time with his wife and two young children. He also enjoys reading, playing cricket, and watching Bollywood movies.