A PST (Personal Storage Table) file is an Outlook data file used by Microsoft Outlook to store all its mailbox data including Emails, Attachments, Contacts, Calendar items, Tasks, Notes, Drafts, Inbox, Appointments, Outbox, Journals, Sent items, Deleted items etc. By default, PST file gets stored on your computer systems hard drive.
There is another type of Outlook data file, OST (Offline Storage Table) file which stores the mailbox data of MS Outlook when it is not connected to the server or say offline mode. OST files are basically cached copies of Exchange Server. You can access them offline. The entire mailbox data of MS Outlook is also stored on Exchange Server in EDB (Exchange Database) files if you use Outlook with Microsoft Exchange Server.
Coming back to PST file, it is used to store archived email items of Outlook. PST file stores Outlook data for web based mail accounts, POP3 and IMAP. It is used by all versions of Outlook. Data storage capacity of PST file varies from version to version of Outlook. Earlier versions of Outlook had a storage capacity of 2GB for PST file. This capacity has been increased to 10GB 50GB in later versions.
Just like any other file, PST file is also vulnerable to corruption. During corruption, PST file stops working smoothly or becomes inaccessible. There can be various reasons for the PST file corruption.
During corruption, you cannot access PST files until you repair them to recover their data. If you try to open a corrupt PST file, Outlook might generate different error messages. MS Outlook too gets slow during PST corruption.
PST corruption can leave you in jittery if not resolved quickly and properly as PST files carry all your crucial Outlook mailbox data. The quickest way to fix PST corruption is using native PST repairing tool that comes with Microsoft Office suite.
To repair corrupt, damaged or inaccessible PST file, Microsoft offers a free Inbox Repair Tool (Scanpst.exe) which automatically gets installed on your system during Microsoft Office installation. It is quite easy to use, but if you are non-technical, it might be a bit confusing for you.
Location of Inbox Repair Tool depends on the version of Outlook you are using. The default location of the Scanpst.exe tool is: C:\Program Files\Microsoft Office\Office
Now, begin the PST repairing process. First, go the location of Inbox Repair Tool. Before you start the repairing process, close MS Outlook application and perform the following steps:
The window of Microsoft Inbox Repair Tool will appear
After scanning the selected PST file, Scanpst.exe tool will show its errors
Once repairing process is done, start MS Outlook and open Folder List. If the corrupt PST file has been repaired successfully, you will see a folder named Recovered Folder List in it. If it is not, it means the file has not been repaired. You can try running the Scanpst.exe tool again and again but if it still fails to repair, it means the file is severely corrupted.
Scanpst.exe tool (https://support.microsoft.com/en-us/kb/272227) recovers data from corrupt PST file and saves it in a new PST file at the stated location. However, the Inbox Repair Tool is effective with minor PST corruptions only. In case of severe PST corruption, the tool fails to recover data. Itis also possible that Scanpst.exe does not show any error or corruption issue in the selected PST file but when you try to open the same file in MS Outlook, it fails to open it. It means that the PST file is severely corrupted.
You can create a new PST file by yourself. All you need to do is open MS Outlook and perform the easy steps given below:
There are certain benefits of using PST file beyond storing Outlook mailbox data. Here are some of them:
You can follow these steps to successfully repair your corrupted PST files
Although, precaution is better than cure, the same rule even applies on the effective management of PST file. In order to avoid the PST corruption, some of the key tricks that you can opt are as follow:
Yes, the registry editor command i.e. regedit helps you to change the default location of Outlook PST files
Scanpst.exe usually doesn't work if PST file is heavily corrupted but still as an alternate solution, there are several professional Outlook PST repair software in the market, which can easily repair PST file. Non-technical users can also follow the instructions and use it.
It seems that your PST files are corrupted, you can try Scanpst.exe tool to fix PST error issues. There are lots of professional Outlook PST repair software also available on the Web that can help you to solve PST corruption issues.
You can get the help of an Outlook PST recovery software to recover data from corrupted Outlook PST files. The software enables you to fix PST errors and recover your all desired data from PST files.
If Scanpst.exe tool fails to solve your PST corruption issues, then you can get the help of a third party Outlook PST repair software. The software helps you to repair damaged PST files and recover all crucial data.
MS Outlook offers an inbuilt application named as Inbox Repair Tool (Scanpst.exe), you can use it to solve your PST corruption issues. Scanpst.exe usually doesn't work if PST file is heavily corrupted, but still as an alternate solution, there are many third party software available that can easily repair corrupt or inaccessible PST files within seconds.
You can repair your corrupted PST file, with the help of Inbox Repair Tool (Scanpst.exe). If it is not a major issue, then Scanpst.exe tool is an effective solution, but to fix a critically damaged PST file you should try a third party Outlook PST repair software. The software can easily fix PST errors and recover inaccessible data from corrupted PST file.