OLM to Office 365 migration allows you to save your Outlook for Mac mailbox data on cloud. It keeps your data safe & secure. However, to migrate Outlook for Mac OLM files to Office 365, you require a professional tool like Kernel for OLM to PST Converter. It can export healthy as well as corrupt OLM files to Office 365. The tool also provides option to export OLM files to Gmail, Yahoo, iCloud, Google Apps, Outlook.com, Hotmail, etc.