How to Save Bulk OLM Emails as PST for Outlook | 2025

An OLM file can be converted from Outlook into a PST file in numerous ways. Most of them, meanwhile, take time and frequently require professional understanding. The manual as well as the software-based approaches of OLM to PST conversion have been covered on this page.

Outlook can be viewed on Mac and Windows running systems [OS]. Though the Outlook program only allows two file types: OLM [macOS] and PST [Windows OS], you can save and arrange your emails, notes, calendars, contacts, events, tasks, and other vital mailbox data. These differences between Mac and Windows Outlook make moving mailbox data from one Mac to another challenging.

Microsoft does not include a built-in tool allowing customers to convert OLM files to Windows Outlook. Changing the OLM file to an Outlook-compatible PST file will let the user access the data in a Mac Outlook mailbox in Outlook on a Windows PC.

One can create a PST file for Outlook from an OLM file through several methods. This article will go over in great detail the manual and automatic ways a person can rapidly translate an OLM file into a PST file so they may transfer Mac Outlook mailbox data to Windows Outlook.

DOWNLOAD NOW

Approaches to Save Bulk OLM Emails as PST for Outlook 

01 Methods: Gmail IMAP system

This approach calls for a Windows PC running Outlook, Outlook program on your Mac and Gmail account. Using the advised actions below:

Step 01: Turning on IMAP in Gmail

1. To access your Gmail account, log in. Click this link to enter Settings. “See all settings” will appear when you click below “Quick settings.”
2. From the “Settings,” tab list, select Forwarding and POP/IMAP tabs.
3. Go down IMAP access to check on Enable IMAP.
4. Click “Save Changes right now”.

Step 02: Create an App Password.

1. On the far right of your Gmail account, near the settings gear, click the symbol.
2. Click “Manage your Google account,” or type https://myaccount.google.com/
3. Click the “Security” left-hand bar on the new window. After visiting “How you sign in to Google,” the choices turn on two-stage verification.
4. Right now, use the app password to log in to your Gmail account.
5. Your app should be another (customized name).

Enter Outlook Desktop Mac after that and click Generate.

Step 03: Set the Gmail account in Outlook for Mac.

1. Open Outlook for Mac; then, go to “File.”
2. Look at “Add Account.”
3. Type your name and Gmail address found above.
4. Now enter the App password; then, re-enter [the password generated in the last step].
5. Check by clicking next.

Step 04: Put the OLM file in Gmail.

1. Right-click on the Gmail account in Outlook for Mac and choose “New Folder.” This will make a new folder.
2. Name it, then click “Create.”
3. To copy the Mac Outlook folder, right-click on it and choose “Copy Folder.”
4. Now pick out the new folder and click OK.
5. Your Gmail account will now have the folder you copied.

Step 05: Connect your Gmail account to Windows Outlook.

1. To set up an app password for Windows Outlook, go to Gmail.
2. How to set a password for an app: Follow the steps in “Step 2.”
3. When your Windows Outlook account is open, click “File.”
4. Click on “Add Account” now.
5. Type in your name and Gmail address.
6. You will need to enter the “App password” you made for Windows Outlook and then hit “Next” to start the verification.
7. After checking that everything is okay, click “Finish.”

Step 06 Approach: Use Windows Outlook to add OLM to PST.

1. Open the Outlook for Windows and press “File.”
2. Select “Open & Export” and then “Import/Export.”
3. Pick “Save to a file” and click “Next.”
4. If you don’t see it right away, scroll down until you do. Click on it, and then click on next.
5. Now, go to Gmail and find the folder you want to add.
6. Pick out the folders you want to add, then click “Next.”
7. To save the PST file, just click “Browse” and choose a place. Then click “OK.”
8. Click “Finish” after you’ve chosen “Do not export duplicate items.”

Many people may choose to change OLM to PST for Outlook by hand. However, there are some problems with the process that might make people question their choice to go the straight route. 

Manual Method Disadvantages

The approach seemed drawn out and took time. The process starts with another email client, E-Gmail. Moreover, data loss could happen should the user inadvertently make any error throughout the operation. You have to be quite skilled and technically smart. Typical consumers would not be sensible to act in this regard. One could thus want to consider using a third-party program like Converter for OLM for a flawless conversion process to feel at ease and comfortably convert the OLM to Outlook PST.

Quick and Easy Approach to Save Bulk OLM Emails as PST for Outlook 

Designed mostly to satisfy the needs of Mac Outlook users wishing to convert their OLM file to an Outlook importable PST file, Malvita Converter for OLM for Windows to help users, the utility provides amazing capabilities including Selective Conversion, Batch Conversion, Preview, Log Report, other formats, etc. If they desire, they can select a format other than PST. Furthermore, the software offers data protection and safety, therefore preserving the original folder hierarchy in the resulting file folder upon conversion. The application exports all OLM File data, contact information, emails, journals, and other items. It runs with MS Outlook for Mac 2011, 2016, and 2019. A standalone application to export OLM files orphaned outside of MS Outlook without utilizing Outlook. It fits all Windows-running computers, including XP, 10, 8.1, 8, 7, and 11. It gives a free demo version and tech support around the clock.

Here are the steps-

• Download the Mailvita Converter for OLM for Windows Tool.
• From the Browser tab, add the OLM files/ folders.
• Examine the preview on the screen.
• Pick the Output type, like PST, EML, MSG, MBOX, PDF, etc.
• Choose the desired location to save it.
• Press the Convert Now Tab.

Conclusion

Customers should lastly apply both manual and professional methods to turn OLM into PST for Outlook. The manual procedure is time-consuming and as long as Gmail email account support is needed for conversion. Working on two devices, Mac and Windows, by mistake or confusion runs the danger of data loss across operating systems using Outlook applications for both running systems. You also have to exercise caution with manual techniques. For a flawless conversion, you may consequently take into account using the third-party software Mailvita Converter for OLM files to Outlook importable PST.