To manually convert OLM to ICS, open Outlook for Mac. Go to Calendar and select the calendar you wish to convert to an ICS file. Then click File > Export and select exporting the Calendar data only. By doing so, you will create OLM file you can import back into Outlook later, and once imported you can then select Export > ICS file from the Calendar options.

The manual method is lengthy and technical, as it requires you to export an OLM file, import the OLM file back into Outlook, and then export an ICS file. The method is not batch capable, is a high-risk for data loss, and requires Outlook to be installed on a Mac.

Unlike the manual procedure, you can depend on the MacSonik OLM Converter Tool. When your calendar data holds business-critical meetings, you can’t afford to miss one. This tool extracts the calendar data and backs it up to ICS for all individual and enterprise users. It's faster than you think. Instead of doing just one or two files, you can convert thousands of OLM data files in minutes. You can even export data selectively as well.

Simply follow these steps and in no time, all your Outlook for Mac calendar data will readably organized in universal ICS files :

1. Launch the MacSonik OLM Converter Tool on your computer.
2. Click "Select File" or "Select Folder", select and add all OLM files.
3. A preview of the data inside of the file, all emails, contacts, and calendars will pop up for your review.
4. Next, select " ICS" as your desired output format.
5. Use the included built-in filters and options for selective conversion.
6. Set " Destination path" to save your converted data.
7. Click "Convert."
 
If you’re looking for a way to convert OLM to ICS files, you’re not alone. Many Mac Outlook users want to export their calendar events to other platforms or applications that support the ICS format. Unfortunately, Outlook for Mac doesn’t offer a direct option to save calendar data as ICS files. To make this process simple and efficient, you can use a professional tool like the MacProTools OLM Converter.

This advanced utility allows you to easily convert OLM calendar data to ICS format without losing any event details, reminders, or scheduling information. It’s a great solution if you want to import your Outlook for Mac calendar into Google Calendar, Apple Calendar, Thunderbird, or any other ICS-compatible program.

With just a few clicks, the software extracts all calendar items from your OLM file and saves them as ICS files, maintaining complete data accuracy. So, if you want a quick and reliable method to convert OLM to ICS, using the MacProTools OLM Migrator is the best and most hassle-free option.
 
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