Updated on February 11th, 2022
Summary- This article provides a detailed method to reduce the OST file size in Outlook 2019/2016/2013. It explains the step-by-step manual process to reduce OST file size. Additionally, you also come to know about professional software that allows you to reduce oversized OST files.
An OST is an offline storage file of Outlook that saves the mailbox data in offline mode. You can create emails and other data items in an OST file without an internet connection. The OST file format consists of a Personal folder file (PPF) that stores emails, contacts, calendars, etc.,
The OST file contains the following components:-
Due to the large quantity of information sometimes, the OST file turns out to be oversized. It’s hard to manage oversized OST files and this leads to damage and corruption to the existing files which make Outlook data suffer. The storage capacity of a file depends on the version of the Microsoft Outlook application. Now let’s discuss the regular maintenance to reduce the size of an OST file.
Regular maintenance of the mailbox folder is necessary to keep the data safe and secure. If the mailbox folder is not maintained regularly then there may be chances of data corruption and damage. Following are some measures to check the size of the OST file:-
These are some reasons because of which regular maintenance of the OST file in Outlook is required. Now, move forward to the best solution to reduce the size of an OST file.
Here, we will discuss the best methods to reduce OST file size. These methods are easy to perform and provide effective and reliable results.
Add-ins in Outlook creates many issues for its users. So, to avoid such dysfunction, disabling the
Add-ins is a great option. Perform these steps to disable the Add-Ins:-
By archiving the unrequired OST files you can clear some space, and as a result, it reduces your OST file size. Archiving the oversized OST files free up space and prevent file corruption or file damage.
Steps to Archive the OST file Data
To compact, the size of the OST files follow these steps:-
These are some manual methods to reduce the size of an OST file but these methods have some limitations such as sometimes if an OST file gets corrupted or damaged due to their oversize then you may lose your data. To avoid these types of limitations I would recommend you to use another method to reduce OST file size.
The SysInfo OST splitter software is a risk-free utility to use. It splits the Oversized OST file into multiple parts by date, size, email category, etc. This software provides many salient features to its professional and non-professional users. It is 100% reliable and reduces the size of OST files in very little time.
Some of the advanced features of Professional Software are:-
This blog provides the causes why OST files get oversized and the solution to reduce OST file Size. In this, you will get three manual methods to fix oversized PST files. You can also go for the Professional Software for more reliable and effective results.
Frequently Asked Question
OST file contains emails, calendars, journals, contacts, tasks, assignments, and due to the large quantity of information, sometimes, the OST file turns out to be oversized. Thus, it is hard to manage oversized OST files which lead to damage and corruption.
These are some steps to find the OST file size:-
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