Each YouTube channel has a unique user ID and channel ID. These are used to refer to the channel in certain apps and services.
Find your channel's user ID & channel ID
You can see your channel's user and channel IDs in your advanced account settings.
- Sign in to YouTube.
- In the top right, click your profile picture Settings .
- From the left Menu, select Advanced settings.
- You’ll see your channel’s user and channel IDs.