Click on Yes, when the display message appears to know if you really want to open Microsoft Outlook in the safe mode.ДЇix #5В Recover Outlook File Using Inbox Repair ToolДue to an improper uninstall of a previous version, the PST file is corrupted or damaged, sometimes it refuses Outlook from opening.Here are the steps to start Outlook in Safe Mode. Sometimes, add-ins create the problem with Microsoft Outlook in the Safe mode to resolve the вЂњMS Outlook Cannot StartвЂќ error. If you find compatibility mode is still on, then search for the PST file.ДЇix #4В Start Outlook in Safe Mode Without Add-ins.Deselect the compatibility mode checkbox and click OK.

Click Properties tab, choose Compatibility.

Click the Start button, type exe in the search field.

To disable the Compatibility mode steps are as follows: If your Outlook is running in Compatibility mode, then disable it.

When the import procedure is completed, click Finish.ДЇix #3В Disable Compatibility Mode in MS Outlook.

Choose the old data file and click on Next.

Then clickВ on File> Open> ImportВ > Import from another program.

For importing the old data into the new profile, open the Outlook window.

Then, set your newly created profile as a default profile.

To create a new profile, in the Mailbox, clickВ on Data Files > Add.

Choose Start, go to Control Panel then choose Mail.

Then, problems within Outlook are solved. If you create a new Outlook profile and transfers all your old data to it.

Then select the file then launch the Outlook application.

Click on Start button, now type outlook.exe/resetnavpane.

You can repair Navigation Pane settings file by performing the following procedure: Methods to Recover вЂњCannot start Microsoft Outlook 2016вЂќ Fix #1 Repair the Navigation Pane settings file

If any MS Outlook file or its settingsВ got damaged or deleted, it will corrupt the whole application and stops it to open.

Frequently, when you do improper uninstall and reinstall of applications on the system may cause Outlook to not start.

MS Outlook can decline to start even when you are using an old profileВ on an older Outlook version.

If you are using MS Outlook is in compatibility mode, there is a possibility of Outlook not starting.

If its size is 0kb, the error can be rectified. Here вЂњprofilenameвЂќ is the name of your Outlook profile.

According to Microsoft the corrupted Navigation Pane settings file вЂ“ xml, is responsible for this error.

The error will appear likely вЂњCannot start Microsoft Office OutlookвЂќ or вЂњCannot open the Outlook WindowвЂќ on your system. When you try to open MS Outlook by double-clicking on its icon, then an hourglass will appear and it is hanging for a second.

Fix #5В Recover Outlook File Using Inbox Repair ToolД¬auses of вЂњCannot Open Outlook WindowвЂќ Error.Fix #4В Start Outlook in Safe Mode Without Add-ins.Fix #3В Disable Compatibility Mode in MS Outlook.Fix #2 Create a New Profile for Outlook.Fix #1 Repair the Navigation Pane settings file.Methods to Recover вЂњCannot start Microsoft Outlook 2016вЂќ.Causes of вЂњCannot Open Outlook WindowвЂќ Error.

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