Cannot start Microsoft Office Outlook. Cannot Open the Outlook window.

Опубликовано: 13 Май 2026
на канале: Find Re Tech
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Cannot start Microsoft Office Outlook. Cannot Open the Outlook window. The set of folder cannot be opened. The file C:\User\user Name\AppData\Local\Microsoft\Outlook\Outlook.pst is in use and cannot be accessed. Closed any application that is using this file, and then try again. You might need to restart your computer.

Fix: Cannot Start Microsoft Outlook | Outlook.pst is in Use and Cannot Be Accessed | 100% Working


Cannot start Microsoft Office Outlook. Cannot Open the Outlook window. #Scanpst #findretech #100%

Having trouble opening Microsoft Outlook? Getting the error:

"Cannot start Microsoft Office Outlook. Cannot open the Outlook window. The set of folders cannot be opened. The file Outlook.pst is in use and cannot be accessed."

Don’t worry! In this video, we’ll guide you step-by-step to fix this Outlook error permanently.

✅ What you'll learn in this video:

How to close background Outlook processes

How to open Outlook in Safe Mode

How to repair PST file using ScanPST tool

How to create a new Outlook profile

This solution works for Outlook 2016, 2019, 2021, and Office 365.

🔧 Stay tuned till the end and solve your issue in minutes!

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