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My Outlook PST file has become too large, and now Outlook is running very slowly, sometimes even freezing completely. I have already deleted a lot of old emails and attachments, but the file size has not reduced much. Can anyone please guide me step by step on how to properly shrink or compact an oversized PST file in Outlook?
If your Microsoft Outlook is running very slowly or is hanging frequently, then there can be one big reason for this – an Oversized PST File. PST (Personal Storage Table) file is the place where Outlook saves your emails, contacts, calendar events, etc. When this file becomes very large, Outlook's performance is affected. Free and easy ways to shrink the size of your PST file:
Recently, I was facing a lot of problems due to the large PST file of Outlook. Mails were taking time to open, and the system became slow. Then someone suggested me DataVare Outlook PST Compact Expert Tool. I used it, and really, the size of my PST file reduced a lot without any data loss. It also has the option to save attachments separately.
No technical skills required
All versions of Outlook supported (2019, 2016, 2013, etc.)
Capable of handling large PST files.
If your Outlook PST file has become very heavy and Outlook is slow or hanging, then definitely try Softaken Compress PST Software once. I compressed a 45GB file with it, and now Outlook is running much faster than before.
- Deletes unused space
- No data loss
- Compatible with all versions, like Outlook 2019, 2016, 2013, etc.
- Simple interface – no technical knowledge required.
Dealing with large Outlook PST files can be frustrating, especially when they slow down performance or lead to crashes. One efficient way to handle this problem is by using a reliable PST Split Tool. The MailsDaddy PST Split Tool has been developed specifically for users who need to break oversized PST files into smaller, manageable parts without any data loss. Whether it's by size, date, folder, or email ID, this tool gives you the flexibility to split PST files as per your needs.
What's even more beneficial is that it works with both ANSI and Unicode PST files and doesn’t require MS Outlook to be installed. It supports all Outlook editions including 2021, 2019, 2016, and earlier. For professionals managing multiple Outlook accounts or old archived PSTs, this tool ensures better performance, faster access, and secure data management.
