Safari (macOS) * Go to Safari → Preferences. * Click the Websites tab. * Select Notifications in the sidebar. Affinity | Forum my power point will not convert to mp4 - Microsoft Q&A

: MP4 is optimized for online streaming, providing high-quality visuals at relatively low bitrates, making it the preferred choice for platforms like YouTube and Instagram. Common "As MP4" Workflows

The MP4 format is the industry standard for digital video due to its high compatibility and efficiency.

: It can store video and audio, as well as subtitles, images, and metadata like chapter markers.