If you are looking for a reliable solution to convert MSG to PDF then, I would recommend using the MacSonik MSG converter for Mac. This is a top-notch utility that converts MSG files to various file formats and email clients like PDF, PST, MBOX, Office 365, Thunderbird, Gmail, etc. It maintains data security and integrity throughout the conversion process. The Mail filter feature helps to convert selective emails of the desired dates without any data loss. The MSG converter tool provides safe and reliable conversion of MSG files while keeping the folder hierarchy intact throughout the conversion process.