Outlook Won't Open Windows 10 & Mac 800-570-3215

Are you experiencing difficulty opening your Outlook application or getting "Cannot start Microsoft Outlook? Cannot open the Outlook window" mistake messages in Windows 10 PC?

Undoubtedly, encountering 'Outlook won't open' issue when you're sincerely busy completing a task can be frustrating. In any case, getting Outlook back to work again isn't hard, but it expects you to have explicit information about how Outlook functions internally.

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This article will outline conceivable causes resulting in 'outlook won't open windows 10' issue. It will likewise highlight solutions to troubleshoot the issue.

What causes the 'Outlook not opening' issue, and its solutions?

NOTE: Before continuing further, try restarting your PC and check in the event that it helps in settling the issue. If not, continue with the solutions underneath:

Coming up next are a portion of the reasons for 'Outlook won't open in Windows 10' issue, alongside the solutions:

NOTE: The solutions listed underneath apply to Outlook 2019, 2016, 2013 and 2010.

Cause 1 – Add-ins Conflict

At least one includes may interfere with Outlook and prevent it from starting. Try opening Outlook in experimental mode. On the off chance that it opens, it's feasible that includes is preventing Outlook from starting typically.

Solution – Disable include ins

Handicap the include ins and re-empower them individually to identify which one is causing the issue. Follow these steps to handicap include ins:

Step 1: Click Start, type 'outlook.exe/safe', and afterward press Enter

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Step 2: Click File, and afterward click Options

Step 3: In the 'Outlook Options' exchange box, click Add-ins

Step 4: At the bottom of the Outlook Options window, select COM Add-ins in the Manage box

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Step 5: Click Go

Step 6: In the COM Add-ins discourse box, uncheck all the selected checkboxes

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Step 7: Click OK to spare changes

Presently try opening Outlook in ordinary mode, and check if the issue has been settled.

Cause 2 – Issue in Navigation Pane Settings

The Outlook Navigation Pane, likewise called the Folder Pane, makes it simple to switch between different perspectives like Mail, Calendar, Tasks, and other mail organizers. You can customize the Navigation Pane to pick up flexibility with different perspectives and options. Be that as it may, customizations to the Outlook navigation sheet can likewise prevent Outlook from starting correctly.

Solution – Remove Customizations to Navigation Pane

Fix all the customizations by running the '/resetnavpane' direction as follows:

Step 1: Click 'Windows' and 'R' keys together

Step 2: In the Run exchange box, click Outlook.exe/resetnavpane, and afterward click OK.

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Cause 3 – Corrupt or Damaged PST File

A corrupt or harmed Outlook data record (.pst) may cause an 'Outlook not opening' issue.

Solution – Repair Outlook PST File

NOTE: This solution doesn't make a difference to microsoft outlook won't open and later forms, except for the accounts supported by IMAP.

Outlook's built-in fix utility-Inbox Repair Tool or SCANPST.exe, assists fix with corrupting or harmed PST document. Follow these steps to utilize the built-in fix tool:

Step 1: Navigate to the location of your Outlook PST document:

Outlook 2019: C:\Program Files (x86)\Microsoft Office\root\Office16

Outlook 2016: C:\Program Files (x86)\Microsoft Office\root\Office16

Outlook 2013: C:\Program Files (x86)\Microsoft Office\Office15

Outlook 2010: C:\Program Files (x86)\Microsoft Office\Office14

Step 2: Scroll down to locate SCANPST.EXE

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Step 3: Double-click SCANPST.EXE

Step 4: Browse the PST document you want to filter

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Step 5: Click Start to initiate the filtering progress

Step 6: Click Repair to fix any mistakes (whenever found)

When the fix procedure is complete, start Outlook to determine if the issue is settled.

Limitation of Inbox Repair Tool

While the Inbox Repair Tool helps in fixing corrupt PST record, the built-in fix utility has certain limitations:

It, for the most part, neglects to fix a seriously corrupt PST document

Utilizing the tool can be time-devouring, as it should be run a few times to fix a corrupt PST document.

Utilize Stellar Repair for Outlook software to defeat limitations of the Inbox Repair Tool and here's the secret:

It can fix seriously corrupt PST record of virtually any size

The DIY software can help fix PST document in three basic steps:

Step 1: Select corrupt PST record

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Step 2: Repair PST record

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Step 3: Preview and spare the fixed record

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Final words

Conflicting include ins, issues in navigation sheet settings, and corrupt Outlook PST records, etc. are a few reasons that may prevent your Outlook application from opening in Windows 10 PC.

To fix the issue, you can try impairing the include ins, evacuate customizations to the navigation sheet and run Outlook built-in 'Inbox Repair Tool' to fix the PST document.

Source: https://comofficesetup.com/blog/microsoft-outlook-wont-open-windows-10/