Download Now This is one of the common Outlook errors, but because it’s so prevalent, it’s also easy to fix, and in this guide, we’ll show you how to do that. If you’re having this problem with your email client, follow our solutions carefully, and the error message should be gone in no time.

What is the max size of a PST file in Outlook 2010?

By default, the default limit of a PST file is set at 50GB, which should be more than enough for most users. However, you can easily remove the default limitation. Regarding the maximum size, the technical limitation is 4194304GB or 4096TB, but we doubt that any user will need that much storage for their PST file.

What can I do when Outlook 2010 cannot open a PST file?

1. Close all processes and programs

This is a quick and easy method that can help you if you encounter the Outlook PST is in use and cannot be accessed close any application that is using this file error on your PC.

2. Open MS Outlook 2010 in Safe Mode

This method also works if Outlook data file cannot be opened Office 365, so we encourage you to try it.

3. Use an Inbox Repair Tool

If the tool does not remove the Not Responding status or stops working completely, use an advanced repair tool, as detailed in the next fix.

4. Use an advanced PST Repair Tool

If this problem persists, you can try using a specialized PST repair tool. This type of utility can recover corrupt PSTs files. After you run it, your files will be as good as new. We decided to use Kernel for Outlook PST Repair because it is one of the most reliable tools of this sort. The advanced repair software scans and identifies corrupt PST files. It repairs the files and retrieves all data, so no information is lost in the process. SPONSORED It displays the data in a tree-like model. Recovering files using Kernel for Outlook PST Recovery software entails the above steps. It can also convert PST files to various formats. So if you ever wondered how to repair a PST file without scanpst, this is the best way to do it.

5. Create a new data file

If you’re getting Cannot open PST file Access Denied, creating a new data file can help.

6. Recover items from the backup file

After repairing the error, you might recover additional items by opening the Original Outlook Data file. The inbox repair tool creates a backup file with the same name as the original but with a .bak extension. You may open some files from the backup that the software couldn’t.

7. Modify the registry

Those are the 7 quick fixes you can follow to solve an Outlook 2010 cannot open PST file error. Follow the steps to recover your PST files quickly, saving you the stress and disappointment of not accessing them when you need them. This isn’t the only error that users encountered, and if you’re still having this problem, our Outlook.pst is not valid error guide will help you. What solution did you use to fix this issue? Let us know in the comments section below.

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