There are two methods available for convert OLM data into PST format first is to use a manual method and the second is to use any third-party tool.
Manual Method: It is an effective way to convert OLM data into PST but sometimes it is complicated and failed to convert data safely it’s lost your original data during conversion.
Third-party Tool: this is an easy method to convert OLM data into PST without any technical skill. For the smooth and safe conversion, you should take help with any third party software which is basically a paid software. Use KDETools OLM to pST converter for efficent work.