The most efficient method for obtaining an audio transcript depends on the specific needs of the user. For professional transcription of longer files, Kapwing is a recommended option. On the other hand, Microsoft Word is a suitable choice for casual, one-time transcription of shorter files. To transcribe audio with Microsoft Word, users can either record directly in the program or upload an audio file. Alternatively, there are also various automatic transcription tools available, such as Rev, which offers both human and AI transcription services with high accuracy and speed. These tools can transcribe audio and video content quickly, allowing users to easily convert their media into text format.