HOW TO REPAIR OUTLOOK OST FILE CANNOT BE OPEN

Saved all changes on OST file but now outlook OST file cannot be opened? Here in this article we have quick fixes to resolve i.e. outlook cannot open OST file.

Dec 03,2019 • Filed to: Recover & Repair Emails • Proven solutions

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I have repaired my two exchange email accounts on a daily basis for the past week, and am still having this problem daily. Are there any other fixes which address the root problem in this error?

Working offline with outlook OST file, it can also sometimes comes up with an issue like OST file cannot be opened in turn lowers the overall credibility and also keep your data on stake.

Following is an array of potential solutions that will fix the problem in outlook and you can carry on your work without any delay.

Insights about OST files:

Let’s crack the deal of information with making you familiar with the OST files. Being a product of Microsoft outlook, an OST file is referred as the offline folder where users work freely without any hurdle created by limited or non-viable connection. Carry on working offline and you can synchronize the changes with exchange server. But Below mentioned are some quick fix solutions that can help you to sort out the outlook OST file cannot be opened error in no time and let you proceed.

Depending on the type of account you have on outlook i.e. either an Exchange or IMAP account, this is going to tell, what type of information one can save on the OST file.

1- Exchange Account:

As a cache of data in your exchange account, the OST file tends to store:

2- IMAP account:

Compatible with Outlook 2013, 2016, 2019 and Office 365, the IMAP account uses the ost files to store the drafts, sent items, trash/deleted items, junk e-mail, calendar, contacts, tasks, notes and journal.

Here in you will get to know that if you face an error like outlook OST cannot be opened, what exactly you need to do to fix it in first place.

Let’s see!

How it works:

While working without running Exchange Server or disconnected, the MS outlook takes the benefit for making precise copy of client' mail box on MS Exchange Server which is named as Offline folders with OST augmentation for files. OST files are perfect duplicates of the mail box organizers of a client on MS Exchange. The OST files provide wide range of features like synchronizing mail box while working with connection. Client can carry on editing and making changes to existing OST files on their devices because all the changes are going to be synchronized automatically. Changes can be effectively saved to online files by prompt send/get command.

So you got everything you need to know about OST files, now it’s time to move on to the core problem i.e. outlook cannot open OST file.

Let’s just see why this outlook cannot open OST file error occurs.


What Causes Outlook OST Cannot be Opened:

When dealing with outlook OST cannot be opened, there must be some reasons behind this error. Following mentioned are some of the reasons that causes this error to pop up on the screen.

Have a look on each of the mentioned reason, and see which one is causing an issue for you.

Once getting all the reasons, now move to the part of solution for these reasons.


Method 1. Set Outlook Profile via Auto Account Setup in Outlook

For using the OST files in Outlook and keeping working even in the offline mode, you first need to create an outlook profile. Auto account setup in outlook is the easiest and preferred way to create the profile. Following is the step wise process to create the profile with auto account setup in outlook.

Step 1: Start with navigating to the Windows Control Panel and select Mail in options. It will lead to a drop down where you will select Show Profiles and in next dialogue box, click on Add. Next select New Profile and select the account type. Be it exchange account and click OK to proceed.

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Step 2: In the Auto Account setup page, you need to enter your name, email Id and the password linked to your mail box. Click Next to continue.

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Step 3: Outlook will start to configure your account and a dialogue box will appear in which you have to check the option of ‘Don’t ask me about this website again’. And at last click Allow.

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Step 4: A windows security dialogue box will appear where you have to enter your username along with the password and click Ok.

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Step 5: Once done, outlook will discover your email account and end configuration process. Click Finish to end up configuration.

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Method 2. Recover Navigation Pane configuration file

Out of several ways to fix the outlook cannot open errors, one is to recover the navigation pane configuration file. When it is about recovering the navigation pane configuring file, it’s about few seconds task. Here is a flow to show how it actually works.

Step 1: On your device, click on the Start menu.

Step 2: Select the Run command from the menu

Step 3: Type the command i.e. outlook.exe /resetnavpane in the dialogue box.

Step 4: Click OK and restart your device.

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In just a minute, you are going to recover the navigation pane configuration file.


Method 3. Turn off Compatibility Mode

You can also rule out the outlook cannot open errors by using the method of turning off the compatibility mode. Follow the step mentioned below and you can turn off the compatibility mode in no time.

Step 1: Navigate to the Start menu and type outlook.exe in the search bar. Once opened, Right click on the outlook.exe and select Properties.

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Step 2: Click on the compatibility tab and clear the command i.e. ‘Run this program in compatibility mode for’ in dialogue box.

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Step 3: Click Ok and restart your computer.

Just follow these steps and let the process to work with its flow.


Method 4. Start Outlook in Safe Mode

If other reasons are not the cause of outlook cannot open errors, then it is possible that your outlook needs more secure mode to open. Hence, starting outlook in safe mode is also in option to skip these error.

Step 1: Navigate to the Start button and Click Run

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Step 2: In the Run dialogue box, type Outlook.exe/safe

Step 3: Click OK to continue and your outlook will open in safe mode.


Method 5. Fix Outlook hanging on Loading Profile

If your outlook is causing an issue like hanging on the loading profile, it may be due to two reasons i.e. processes working in task manager and outlook presence features.

Here mentioned are the steps for ruling out issue associated to both reasons.

1- Ending all the processes working in task manager:

Step 1: Start with a right click on taskbar and click on task manager

Step 2: In the tab of Processes, select all the office process working

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Step 3: Now for each process, click on End Task and repeat it for every process enlisted.

2- Disabling all the outlook presence features:

Step 1: Open outlook and in the main menu, select the option of Files, nextly click on Options and then click on People

Step 2: Here you have to uncheck all the check boxes i.e. display online status next to name and show user photograph when available

Step 3: Once done with unchecking all boxes, Click OK and restart your outlook.

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The problem is solved!


Method 6. Use Microsoft Inbox Repair Tool

Using Microsoft inbox repair tool is always helpful when the size of your OST file is larger. Hence, this is an efficient solution for Outlook cannot open OST file. Follow these steps:

Step 1: Always start when outlook is closed

Step 2: Enable the Show Hidden Files and Folders option to proceed. Navigate to Start and select the Control panel. Next click the option of File explorer options, it will head to View tab. Check the box of show hidden files and folders in advanced options.

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Step 3: Now browse the location where Microsoft Office is installed on your device. Nextly, locate the scanpxt.exe.

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Step 4: Once searched, click on Scanpxt.exe to open the program

Step 5: Select the corrupted OST file

Step 6: Once selected, click Start to initiate the scan. If there exist any error or corruption, click Repair and then OK to continue.


Method 7. How to Repair OST File Cannot be Opened in Outlook

Talking about the errors associated with the office products and in solutions not discussing the Stellar Repair is not it. Stellar Repair for Outlook is always a viable repairing software for the office products.

Providing a wide range of features, the stellar repair for outlook is amazing in its functionality. Below is the list of facilities, it provides to its users:

Proving to be the best option as outlook repairing software, here is the demo of steps with which it repairs the corrupted file, be it PST or OST.

Here are steps for PST files.

Step 1: Start with downloading and installing the Stellar Repair for Outlook on your device.

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Step 2: Select on the option of Repair Mailbox in the main menu to repair the corrupted PST file.

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Step 3: Once you have selected the corrupted file, click Repair.

Step 4: The software will start the process of scanning

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Step 5: Once scanning and repairing is complete, lastly you need to save the repaired file on desired location with desired format.

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Step 6: Click save to continue and finish the process

And you are done.

Amy Dennis

staff Editor

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