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Know How to Split Large Sized OLM File of Outlook for Mac 2011, 2016, 2019

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Written By Andrew Jackson
Anuraag Singh
Approved By Anuraag Singh
Published On June 5th, 2024
Reading Time 5 Minutes Reading

OLM file is the proprietary file format used by MS Outlook for Mac to keep all data items of an email. However, there is some size limit that is associated with each OLM file and whenever this size limit exceeds, there are chances of corruption in Mac Outlook 2011, 2015/2016, 2019 . Therefore, to avoid such type of problems in Microsoft Outlook, one can split an oversized OLM file. That’s why there is a need to divide/ reduce OLM file size. Thus, in the following segments, we have discussed the need of splitting an OLM file and how to split large sized OLM file into smaller parts.

“In my previous Organization, I have used Outlook 2011 for Mac OS and worked with the same OLM data file. Now, it has grown up to 7 GB and also affected the performance of Mac Outlook application. Therefore, I am thinking to reduce/ break .olm file size limit into smaller parts. So, anyone suggests me any solution that can help easily to split/ divide the OLM file.”

Needs to Reduce/ Break OLM File Size

As many users want to know that how to divide/ split OLM file. Therefore, first, we need to understand the reasons behind the need to break oversized OLM file.

  • Exceeding the 2 GB size may lead to failure in exporting the OLM file corruption issues.
  • If users are unable to remove the old data items then, there is a need to divide them into smaller parts.
  • The maximum size OLM file also affects the performance of the Outlook for Mac 2011.

Searching for Manual Solution to Split Oversized OLM file?

If yes, then honestly speaking there is no manual solution to break large-sized OLM files. The manual method only allows to break the large-sized OLM file into its data items like emails, contacts, calendars, tasks, notes, journals, etc. To be more precise, a separate OLM file will be created individually with the exported data items. Genuinely, this solution is not a relevant method to split OLM files into small file sizes.

Knowing this fact will make users more curious to find the appropriate solution to split a large-sized OLM file. As a result, the finest yet result-oriented method to break an oversized OLM files is disclosed in the section below.

A Professional Method to Split Large-sized OLM File

Free Download Purchase Now

Availing Mac OLM Splitter is the best alternative that renders unbeatable features to break large OLM files. The software offers full-fledged splitting options wherein a large-sized OLM file is broken into small file sizes in no time. The best part of the tool is the ability to break OLM in a varied set of splitting options such as size, date, email ID and folder options. Besides this, it support breaking archive OLM files from different Mac Outlook versions such as 2019, 2015/2016, 2011.

Why Consider this Tool Over Other Third-party Utilities?

  • Support splitting large-sized OLM file of more than 20 GB file size
  • Multiple customized split options – Size, Date, Email ID and Folder
  • “Split by Size” option allows to break OLM i.e., with size of minimum by 100 MB and maximum size by 20 GB
  • “Split by Date” lets users to break archive OLM by availing multi-mode date range options i.e., divide by date or date range
  • Using “Split by Email ID” option, one can efficiently break the OLM file by choosing the desired section i.e., From, To, Cc, Bcc
  • “Split by Folder” option allows to break OLM file by All folders and Selective Folders into small OLM files

Suggestion: To overcome the OLM file size limit, a user is suggested to convert OLM to PDF format also. It is easy to manage and access anywhere without any hassle. It is capable to keep all types of information like emails, contacts, notes, etc.

How to Split Large-Sized OLM File – Step-by-Step Guide

Step 1. Run the software and click Add File to upload large-sized archive OLM files.

Step 2. Depending on the requirement, choose the desired split options i.e., split by size, date, folder and email ID.

Step 3. Using “Split by Size”, you can break OLM with a minimal size of 100 MB and maximum size by 20 GB.

Step 4. With “Split by Date”, you can either choose break by date or date ranges options, as required.

Step 5. “Split by Folder” lets to break the resultant OLM file by all folders or selective folders.

Step 6. You can avail “Split by Email ID” option, which allows dividing OLM file of the chosen email ID which comes under sections From, To, Cc, Bcc.

Step 7. Click Split to start splitting the oversized OLM files into small file sizes.

Conclusion

Whenever the size of OLM file reaches to its maximum limit then, there is a chance of corruption in the Outlook 2011. Also, it becomes to slow down the performance of Outlook for Mac application. However, to avoid these issues in OLM data file, there is a need to break/ split OLM file. Thus, in this post, we have discussed how to split large sized OLM file using automated solution.

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By Andrew Jackson

I am SQL DBA and SQL Server blogger too. I like to share about SQL Server and the problems related to it as well as their solution and also I do handle database related user queries, server or database maintenance, database management, etc. I love to share my knowledge with SQL Geeks.