The BBC Sound effect downloads are in WAV format. That’s a good, high-fidelity and uncompressed format that works in PowerPoint for Windows but it also means a large file size. WAV files aren’t directly supported on Apple or Android devices.
Best to convert into MP3 format which is smaller and compressed as well as being supported on any modern computer or device.
Converting WAV to MP3, you’ve an embarrassment of choices, here’s some:
- Many audio editors like Audacity can export to MP3 format from File | Export Audio
- Regular Office-Watch.com informant, Claude, put us onto MediaHuman Audio Converter for Windows or Mac. A nice free tool that converts audio files easily and quickly. There’s a ‘Convert to source folder’ option which puts the new file in the same folder as the original. We use MediaHuman Audio Converter utility to convert high-quality, large size music files into smaller versions for a smartphone or tablet.
- There are many online conversion tools including https://www.media.io https://cloudconvert.com/ https://online-audio-converter.com/ or https://www.zamzar.com/
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