If you let YouTube know that you're having problems playing videos, we may ask for your debug info or "Stats for nerds." This info helps us troubleshoot your issue. Debug info and "Stats for nerds" don't contain any personally identifiable info, but they do reveal some details about your device and the video you were watching. Some of the details include and are not limited to:
- Device (manufacturer, model, and OS version)
- Video ID (link to the video being played)
- CPN (a mostly unique random identifier for the current playback)
- Bandwidth details
Stats for nerds
- When a video is playing, select Settings
.
- In the menu that opens, turn on or select Stats for nerds
.
- Go back to the video to see the Stats for nerds displayed on the player.
- Take a clear photo of the Stats for nerds to share them.
.
.To turn off Stats for nerds, go back to More 
The Stats for nerds feature is also supported while casting. Turn on Stats for nerds on your mobile device (the instructions are below) and they'll appear onscreen in the cast session.
Follow the instructions below for the YouTube app or mobile site.
YouTube app
Stats for nerds
- Tap the account icon
.
- Go to Settings
General.
- Next to Stats for nerds, tap the switch on or off.
- Go to a video and play it, then tap More
.
- Select Stats for nerds.
- Stats for nerds will be displayed on top of the video while the video is playing. Take a screenshot of the Stats for nerds to share them.
.
General.If you don't enable Stats for nerds in Settings, you won't be able to see them when you tap More
Debug info
Note: To get debug info, Stats for nerds must be enabled.
- Go to Stats for nerds.
- To copy the info, tap the bug icon
- To share the debug info, you can now paste from your device.
Mobile site
- Tap and hold the player.
- From the menu that opens select Stats for nerds.
- Take a screenshot of the Stats for nerds to share them.