If you want to delete your YouTube channel, you can follow these steps:

1. Sign in to YouTube and go to your channel.
2. Click on the profile icon on the top right corner of the screen.
3. Click on “Settings” from the dropdown menu.
4. Under “Account Settings”, click on “Advanced settings”.
5. Scroll down to the bottom of the page and click on “Delete channel”.
6. Follow the instructions on the screen to confirm the deletion.

Please note that deleting your YouTube channel is a permanent action and cannot be undone. Additionally, if your channel is linked to a Google account, deleting your channel will also delete your Google account and all associated data, such as Gmail and Google Drive. So, make sure you have a backup of any important data before proceeding with the deletion.

If you want to delete your YouTube account but keep your Gmail account, you can follow these steps:

1. Sign in to your Google Account.
2. Go to the YouTube website.
3. Click on your profile picture in the top right corner of the screen.
4. Click on “Settings” from the dropdown menu.
5. Click on “Advanced Settings” on the left side of the page.
6. Scroll down to the bottom of the page and click on “Delete Channel”.
7. Follow the instructions to delete your YouTube channel.

By following these steps, you can delete your YouTube account without deleting your Gmail account. Note that your Google account and your Gmail address will remain active and usable after deleting your YouTube channel.