Repair OST File – Complete Guide for How to Repair Corrupted OST File in Outlook
Modified: August 28th, 2019 | MS Outlook
Offline Storage Table (OST) is an offline folder file in the Outlook email application. Offline folders make it possible for the user to work offline and then to sync changes with the Exchange server the next time they connect. A user can easily perform actions such as reading or deletion of existing mail, draft saving, the composition of new emails, etc. The ability to work offline is useful in platforms with limited or unreliable connectivity. Happily, Exchange Server damage does not affect the OST File. But, sometimes the OST file gets corrupted and user needs to repair OST file before accessing it.
Primarily the release of Outlook 2010, we were capable to repair a corrupted OST File. However, with hands on this updated version or its older version, Microsoft has extracted the repair tool like “Scanost.exe”. Therefore, its restoration has become a challenging task. Still, there are methods to recover the corrupted OST File. Find all reliable solution to repair OST file in Outlook. Continue Reading…
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Points to be Discussed Here:
The post will elaborate on the process of repairing OST file through different methods along with all essential information.
- How Outlook OST File Get Corrupted
- Repair OST File Using Upload Folder Method
- Use Scanost.exe to Repair Corrupt OST File
- Delete and Recreate OST File to Repair Corrupt OST
- Disable Firewall & Antivirus to Repair Outlook OST File
- Launch Outlook in Safe Mode to Repair Corrupted OST File
- Repair Corrupted OST File Using Software – Best Solution
How Outlook OST File Gets Corrupted?
There is a number of reasons for Outlook OST file to get corrupted. When this happens, OST files may become completely unreadable. Some of the software and hardware reasons that might corrupt OST file. Before proceeding for OST repair solution. Let’s first list all possible reasons of OST corruption.
- When offline OST file is about to reach its stipulated limit, it turns corrupt or even becomes inaccessible.
- Abnormal termination of MS Outlook program can corrupt Outlook.ost file.
- Inappropriate Microsoft Outlook Add-in can result in OST file corruption.
- The unexpected performance of the device can be due to malfunctioning of any item or due to bugs and virus infection.
- The bad functionality of the network cards, cables, routers, and other similar devices directly affect the functionality of the Outlook OST files.
- The sudden power failure may lead to OST file corruption if, the instance occurs when a user is actually working with the OST file.
Methods to Repair Corrupted & Damaged OST File in Outlook
A user repair corrupted and damaged OST file easily with the help of these following manual workarounds. In the upcoming section, we are going to describe all the workarounds to repair OST file step-by-step. You just need to follow all the step carefully to get a better result.
Workaround 1: Repair Outlook OST File Using Upload Folder
It is the easiest way to repair OST file and fix the corruption issue. Simply perform the steps:
Step 1: Firstly, right-click on the OST file folder, and select Properties.
Step 2: When the dialog box displays, hit on ‘Clear Offline Items’ option under this dialog box.
Step 3: After that choose “OK” option to move forward
Step 4: Now, on Outlook ribbon, select Send/Receive option
Step 5: Lastly, click “Update Folder” to save the changes.
Note: – Now check whether the OST file repaired or not. If not then move to the second workaround.
Workaround 2: Repair OST File With In-Built Tool Scanost.exe
The Microsoft Outlook consist of an in-built tool i.e. scanost.exe, try this utility and repair OST file easily. Follow the steps listed below:
Step 1: Stop the MS Outlook application before starting the repair procedure.
Step 2: Now, start Scanost.exe by double-clicking on it, the default location is drive:\Program Files\Microsoft Office\OFFICE12 (the destination folder path may be differs depending on your Outlook version).
Step 3: In this step, if you have several Outlook accounts, the tool will pop up to select the OST file that you wants to repair. Simply select the corrupted OST file and proceed.
Step 4: If you are prompted to Work Offline, hit on “Connect” and select the option according to your desire.
Step 5: Lastly, choose repair errors checkbox to automatically fix errors while scanning the OST file. Afterward, click on the Scan button.
Note: – The utility is proposed by Microsoft. So it is a free utility, so you can use this for free. If the problem persists and you are not able to fix OST corruption issue and unable to repair OST file. Then move to workaround 3.
Workaround 3: Repair Corrupt OST File by Recreating A New OST
As MS Exchange Server uses offline OST file, which is a copy of information saved on the email server. If anywhere you encounter issues with the OST data file, then you can delete the existing OST file and recreate OST file. the process is applicable for Outlook 2019, 2016, 2013, 2010 and below versions. You should have to perform this process wisely, only if your OST file is not usable anymore. It will help you to repair OST file but some data loss may occur.
Workaround 4: Disable Firewall & Anti-virus settings to Repair OST File
The user can turn off the antivirus program, and other firewall settings, as some applications (like Outlook), are programmed to scan and detects problems for every incoming and outgoing email. An enabled antivirus setting may block the normal working of the MS Outlook at times, so you may need to disable the settings and restart the system to view the changes. Sometimes this trick works to repair corrupted OST file. Which is actually not corrupted but blocked.
Workaround 5: Launch Outlook in Safe Mode to Repair Corrupted OST
The main purpose to start MS Outlook in safe mode is to disable any add-ins that may occur errors during the rebooting procedure. It permits working safely without any files or add-in being corrupt. This command will not repair OST file but provide access to inaccessible OST file. Simply utilize this command to launch Outlook in safe mode:
Drawbacks Of Executing Manual Methods to Repair OST File
1. This only capable of repairing only minor OST file corruption issues
2. There is no surety to recover data from OST file
3. Does not provide any guarantee for the safety of the data
4. The scanost.exe tool is unavailable in Outlook 2010, 2013 or later release
Best Way to Repair Corrupted OST File Without Any Data Loss
The user can go with an alternate approach to repair OST file. As we know that the above-mentioned manual solution contains some drawbacks. So, we come up with an appropriate method to repair corrupt OST File such as OST Recovery Software. With the help of this tool a user can easily repair damaged and corrupt OST file. The software facilitates an understandable user interface even a novice user also avail it. The tool is capable enough to fix highly corrupted Outlook OST file within a few minutes. The application is equipped with some amazing functionalities, some are listed below:
- Repair and Restore OST file into multiple file formats
- Split exported File into the small size to avoid corruption
- Retains metadata like the read/unread status & message date
- Recover .ost file of both compressible & high-level Encryption
- No file size restriction for repairing orphaned offline OST file
- Supports Outlook 2019, 2016, 2013, 2010 and all below versions
Why OST File Gets Corrupted in Outlook? – User’s Query!
The queries mentioned below are taken from different discussion sites. Simply read and understand the different scenarios of OST file corruption and know how to repair corrupt OST file?
“My Outlook account OST file corrupted and restrict me to open. Now I want to know how can I remove corruption from OST file. Please guide me the easiest solution to fix corrupt ost file Outlook 2013.”
“The Exchange OST file corrupted and creating lots of trouble. I want to repair corrupt OST file by myself. Please guide me complete steps here to repair corrupt OST file in Outlook 2016.”
“I am not getting why OST file gets corrupted in Microsoft Outlook 2016? Now I am urgent need to repair corrupt OST file without losing information.”
“Microsoft Exchange OST file corrupted and not opening. Now looking for a verified solution to resolve the OST file corruption issue. Is anyone here to help me with proper guidance? To fix corrupt OST file for Microsoft Outlook 2013.”
“How to repair corrupt Outlook.ost file? I am using Windows 10 and Outlook 2016 with Exchange Server 2016. My Outlook OST file gets corrupted. Please suggest me a valid way to repair corrupt OST file.”
“My old OST file gets corrupted, I don’t know how? But now I want to make it healthy. Please suggest me a professional way to repair corrupt OST file. I am new to repair OST, so please suggest me the easiest way.”
“My main concern is how do I repair a corrupt OST file? Please suggest me a trusted way to repair OST file. Please reply soon, Thanks in Advance!”
Note: – After analyzing all the above queries. We can say that the OST file corruption is a common issue faced by users. In case of OST file corruption, you need a repairing solution to fix OST file corrupted issue. Above in this post, I have explained the free manual solution to repair OST file. After performing the steps listed above you can easily fix the OST file always corrupted issue.
At times, corruption is unreliable in Outlook data files that can restrict the user to execute normal functioning. The in-built solutions are not a successful technique to completely rely on to deal with OST corruption problems. Moreover, the proposed tool uses safe, secured, and swift method to repair OST files, instantly. We described both methods user can opt any one of them as per their need to repair Outlook OST file. I hope after going through all steps, now you have resolved your query how to repair corrupted OST file? Still have any doubt, feel free to contact.
Reapir Corrupt Outlook OST File – FAQ
Is It Possible to Repair Corrupted OST File Without Microsoft Outlook?
Yes, it is possible to repair corrupted OST file without Outlook 2019, 2016, 2013, 2010, 2007 and below versions. But for this you have to use the software explained in this post.
Can I Repair Damaged OST File Without Exchange Server?
Yes, you can easily repair damaged or corrupted OST file even without Microsoft Exchange Server. Simply download software from the above-given link. In this situation, the manual (free) method will not work.
SCANOST.EXE is Unable to Repair Large Size OST File (85GB) – What to Do?
In many situations, the scanost.exe does not work. Also, it is not capable to fix highly corrupted OST file issues. In such situations try the automated solution explained in this post.
After Repairing Corrupted OST File, Can I Access on Outlook 2019?
Yes, Once the OST file repaired, you access it on Outlook 2019, 2016, 2013, 2010, 2007 and below versions. So, use the tool and repair damaged OST file.