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3 Simple Ways to Compress OST Files in Outlook?

Updated: Nov 25

Are you encountering difficulties managing your OST file in Outlook? If the issue pertains to the OST file's size, one fundamental feature of the Outlook email client account is file compression.

Compress OST Mailbox Files in Outlook
Compress OST Mailbox Files in Outlook

This article aims to furnish users with efficient approaches for compressing OST files in Outlook, along with helpful tips to seamlessly handle and organize your OST files.

Compress Technique 1: Adjusting the 'Mail to Keep Offline' Preferences

This feature is particularly valuable for Microsoft Outlook users, especially in scenarios with varying internet connectivity. Users can effortlessly synchronize their data based on specific requirements. The customizable synchronization settings empower them to finely manage crucial information within the file, maintaining control over the extent of synchronization.


Furthermore, addressing the challenge of encrypted files within the OST, Webbyacad OST converter tool emerges as a trustworthy solution. Not only does it facilitate the conversion of files, but it also boasts the capability to recover encrypted files. This dual functionality sets Webbyacad Converter for OST apart, providing users with a comprehensive approach to file management. Whether aiming to convert, recover, or both, this tool ensures a secure and efficient process, making it an indispensable asset for users seeking thorough control and security in their Outlook file management."


Follow these steps to Compress:


Step 1: Open your Outlook account and navigate to the 'File' tab at the top of the screen. Click on the 'Info' button located on the subsequent screen.

Step 2: Within the Info menu, locate the 'Account Settings' option. Click on 'Account Settings' further in the menu. Choose the 'Change' option by tapping on the profile icon.

Select Outlook Account Setting Option
Outlook Account Setting

Step 3: On the next screen, you will see the 'Mail to Keep Offline' slider. Adjust the setting anywhere from 3 days to 5 years to effectively reduce the size of the OST file. Modify the time scale to significantly manage the OST file size according to your preferences.

Click Outlook Account Server Setting
Outlook Account Server Setting

Compress Technique 2: Compactifying the OST File for Size Reduction

The subsequent remedy entails leveraging the options to minimize the size of the Outlook OST file. Microsoft Outlook provides users with the capability to compress OST files through data compacting.


This process does not result in any data loss within the file; instead, it achieves compactness through compression. The execution revolves around the elimination of unnecessary items within the account, creating space through strategic deletions. Explore the following steps to gain a deeper understanding of the process:


Follow these refined steps to seamlessly execute the process:


Step 1: Navigate to the 'File' tab upon opening your Outlook account. Click on 'Account Settings' within the Info section on the subsequent screen. Locate the 'Account Settings' option in the dropdown menu.

Select Outook Account Setting Option
Outook Account Setting

Step 2: In the window that appears, head to the 'Data Files' tab and choose the specific OST file you intend to compact.


Select Outlook Data Files Option
Outlook Data Files

Step 3: Access the OST file settings by clicking on 'Settings' and proceed to the 'Advanced' section.

Click Microsoft Exchange Advance Setting
Microsoft Exchange Advance Setting

Step 4: Within the 'Outlook Data File Settings' on the next screen, designated for data compacting, click on 'Compact Now' and confirm the action. Witness the reduction in the OST file size as data is compacted effectively.

Compress Technique 3: Streamlining Your Mailbox for Enhanced Efficiency

When seeking insights into optimizing and compacting the OST file, direct your attention to mailbox cleanup to effectively reduce file size. In professional settings where substantial file sizes are common, implementing intelligent methods becomes crucial. Compressing the mailbox involves minimizing older messages within the email client, offering a strategic solution for managing file sizes. Addressing these issues is streamlined through the following steps:


Follow these enhanced steps for an efficient mailbox cleanup to manage and reduce the OST file size:


Step 1: Navigate to the 'File' tab at the top of the Outlook screen. Click on 'Info' and locate the 'Cleanup Tools' option in the list. Access the 'Mailbox Cleanup' option from the menu.

Select Outlook Cleanup Tools
Outlook Cleanup Tools

Step 2: In the newly opened screen, select 'View Mailbox Size' to assess the overall size of the OST File connected to your Outlook email client.

Select View Mailbox Size
View Mailbox Size

Step 3: Utilize the 'Find' button on the same screen to search for older items, specifying criteria such as days or file sizes in the search.

View Mail Box and Click Find
View Mail Box Find

Step 4: Explore options like 'Empty Conflicts,' 'View Deleted Items Size,' and 'Find items larger than' to identify and delete unwanted data from the OST file.

Bonus Tip: Seamlessly Transform Your OST into PST File Format with the Help of Webbyacad Converter for OST

An alternative method worth considering to achieve the goal of compressing OST files in Outlook involves converting OST file to PST. Given the vital nature of the data within your mailbox, which must not be deleted under any circumstances, opting to convert it into a PST file ensures secure preservation for future use. Webbyacad OST converter tool stands out as a leading solution in aiding users through this process.

Renowned for its straightforward and efficient interface, this tool offers a meticulously controlled environment. Users benefit from the capability to manage deleted content within their OST file through the preview window. Furthermore, it facilitates the conversion process in the most straightforward manner, making Webbyacad Converter for OST a preferred and reliable choice.

Conclusion:

Are you familiar with effective methods for compressing OST files in Outlook? This article highlights some of the most reliable techniques, offering you the opportunity to efficiently manage your OST file. These approaches aim to simplify and streamline the process, catering to the demands of your professional life, making file management more straightforward and manageable.

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