Manually you can access your .olm files in Windows Outlook, but before the start of this files moving process, you have to make some settings on your Outlook 2011 applications end, it’s essential to make changes in Outlook 2011, without making all these changes in Outlook 2011 you can’t get your .olm files on Windows Outlook, as you have to configure your Mac Outlook 2011 with the IMAP mail account and have to follow below steps-
• Firstly, set up an IMAP mail account (as an instance Gmail)
• Afterward, configure your Mac Outlook 2011 with the IMAP mail account
• Create a Gmail label to connect the IMAP mail account to Outlook 2011
• Now, move all the emails from Outlook 2011 to the IMAP mailbox folder, after all the above steps to move all the data from IMAP mailbox folder to Windows Outlook.
Note: As per your query, you required quick response for .olm files to Outlook for Windows, you can try any software, at present multiple Free online software's are available for such conversion, you can utilized any of the application.
Hope the above information will assist you.