There are both manual and professional ways to convert the OLM file to PST.
While the manual approach is cost-free, it comes with drawbacks. It cannot convert numerous OLM emails to PST simultaneously. On the contrary, the advanced method with Sysinfo OLM to PST Converterexcels in efficiently converting multiple OLM emails to PST and various other formats in a single attempt without compromising data integrity. The tool is reliable and there is no data loss.