Important
Support for Office 2016 and Office 2019 ended on October 14, 2025. Upgrade to Microsoft 365 to work anywhere from any device and continue to receive support.
Last Updated: April 18, 2018
ISSUE
You're no longer able to loop .mp3 background music in PowerPoint 2016. Looping WAV files still works.
STATUS: WORKAROUND
Microsoft is working to address this problem. In the meantime, try saving the .mp3 file in a different format (such as WAV).
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See Also
Fixes or workarounds for recent issues in PowerPoint for Windows