How To Compress Pst Files?

Reduce the size of an Outlook Data File (. pst)

  1. Click the File tab.
  2. Click Account Settings, and then click Account Settings.
  3. On the Data Files tab, click the data file that you want to compact, and then click Settings.
  4. Click Compact Now.

Contents

Can a PST be compressed?

Microsoft Outlook stores your Outlook settings and personal data in a PST archive file.To compress a PST file manually, you can open the folder that contains your Outlook PST file and use built-in Windows compression technology to save the file to a ZIP archive.

How can I compress a PST file without Outlook?

Follow the Steps to Reduce PST File Size without Outlook

  1. Step 1: Download and install the PST Splitter Software.
  2. Step 2: Choose Outlook format & Split option (Split by Size, Folder, Date, Year, and Email ID)
  3. Step 3: Specify size in MB in which you want to compress PST file without Outlook & Click Next.

How do I compact PST files faster?

#2. Archive Option in Outlook to Compress PST Files

  1. Launch the Microsoft Outlook application.
  2. Click on the File button in the top menu.
  3. After that, choose the Info tab from the left pane.
  4. Now, click on the Tools icon and then select the Mailbox Cleanup option.
  5. Click on the Cleanup Tools, then select the Archive option.

What does compacting a PST file do?

Compacting Outlook data files reclaims the space that is unavailable because it was previously occupied by an item. This can greatly reduce the amount of space that the OST or PST file occupies on your hard drive, and helps Outlook function efficiently.

How long does compacting PST file take?

How long the compacting takes depends upon the total size of your data file and how much “white space” needs to be cleaned-up. For my smaller PST data files, it completes in just a few minutes. But on my larger PST mailbox files that is over a Gig in size, it typically takes 20 to 30 minutes to complete.

Can a PST file be too big?

An Outlook PST file exceeding the 50 GB size limit is prone to corruption and may result in ‘cannot open the PST file’ error. In case the PST file gets corrupted, you will not be able to access the PST file and its contents unless the file is repaired.

How do I reduce my Outlook 2007 PST file?

Starting the Compact Now process

  1. Open the Data Files tab or dialog. Outlook 2007. File-> Data File Management… Outlook 2010 / 2013 / 2016 / 2019 / Office 365. File-> Account Settings-> Account Settings-> tab: Data Files.
  2. Double click on the pst-file or ost-file that you want to shrink.
  3. Click the Compact Now button.

How do I delete a PST file in Outlook 365?

You can remove an Outlook data file from the Folder pane by closing the file. This does not, however, remove the file from your computer. In the Folder pane, right-click the name of the Outlook Data File, and then choose Close “Outlook Data File”.

How do you compress an Outlook email?

You can do as follows:

  1. Find and select the files that you will compress and sent via Outlook, right click the files, and then select Send to > Compressed (zipped) folder.
  2. Now selected files are compressed to one file.
  3. Then a new email is created with the compressed file as attachment automatically.

Can I cancel Outlook compacting?

It stops. 🙂 Outlook will pick back up again when there is idle time. It shouldn’t corrupt it – compacting is just freeing up white space and it stops and starts on it’s own all the time.

How do I reduce the size of an Outlook email?

A few simple ways to reduce mailbox size are:

  1. Delete large Outlook emails and attachments.
  2. Use Mailbox Cleanup utilities.
  3. Compress the Outlook data file (PST)
  4. Archive older PST file items.
  5. Try third-party Outlook management tools like Compress PST, Split PST, Remove Duplicates, Attachment Management.

How do I split a PST file into smaller parts?

You can split your large pst file in multiple pst file by following steps:

  1. Open MS Outlook.
  2. Go to account settings.
  3. From Data File tab click on Add button.
  4. Enter Outlook data file and click on OK.
  5. New PST file will be opened.
  6. Go to file click on open & export and then on import / export.

Why is OST file so large?

Why the OST file is Too Large? OST file contains everything you generated or received since the account is created unless you have deleted any of the items. The storage capacity of the file depends upon the version of Microsoft Outlook application being installed.

How big should PST files be?

Which maximum pst-file size would you recommend? By default, a Unicode pst-file or ost-file can grow as large as 20GB in Outlook 2007 and 50GB in Outlook 2010, 2013, 2016, 2019 and Office 365. However, the technical limit lies at 4194304GB (which is 4096TB or 4PB) and the default limit can be adjusted.

What happens when you compact emails?

When you compact, all of your permanently deleted email gets deleted for real. The files are rewritten so they only contain the mail that you actually have. As a result, the mail has a smaller file size and it becomes slightly faster to access because the messages are closer together.

What is an oversized PST file?

When a PST file exceeds a specific storage limit, it gets oversized and problems may arise thereafter while accessing mailbox folders and email messages.

What is the maximum size of a PST file in Outlook 2010?

50GB
In Outlook 2010, 2013 and 2016 the default PST size limit is 50GB, so you must specify a size over 50GB.

What is difference between OST and PST?

OST is the offline folder created by the MS Outlook and Server to store offline copies of data whereas PST not created by the Outlook or Exchange Server.PST files are friendly for the backup, as you can store them anywhere or can easily transfer from one system to another.

What are PST files in Outlook?

A Personal Folders file (. PST) is an Outlook data file used to store local copies of messages, calendar events, and other items from your Exchange mailbox. Its appearance closely resembles Outlook 2003, and it can contain all of your Outlook folders, including the Inbox, Calendar, and Contacts.

Can PST files be stored on OneDrive?

You cannot actively use a PST file from OneDrive or SharePoint Online. While you may store your old PST files on OneDrive for Business or SharePoint Online for backups, Microsoft is NOT recommending this as a practice. The recommended practice is to convert your PST files to your Office 365 account.