YouTube Music Premium members can select the bitrate at which music is streamed and downloaded. If you haven’t selected a quality setting, it will automatically be set to the “Normal” bitrate for your location.
Select your streaming audio quality
Audio quality on Wi-Fi
, tap on your profile picture 
.
Data saving Audio quality on mobile network
Select your download audio quality
- In the YouTube Music app
, tap on your profile picture
.
- Select Settings
Download & storage.
- Tap Audio quality.
- Select your download quality:
- Low
- Uses least storage on your device
- Bitrate: 48kbps AAC & OPUS
- Normal
- Default setting
- Bitrate: 128kbps AAC & OPUS
- High
- Higher-quality audio will use more storage on your device
- Bitrate: 256kbps AAC & OPUS
- Low
If you’ve previously downloaded songs, they'll stay at their current audio quality unless you re-download them. Changing the download audio quality only impacts the quality of future downloads.