To verify your YouTube channel, you must have a phone number that can receive SMS messages. Here are the steps to verify your YouTube channel:
1. Sign in to your YouTube account.
2. Click on your profile icon in the top right corner.
3. Click on the Settings icon.
4. Click on the "Channel Status and Features" option on the left sidebar.
5. Look for the "Verify" button next to your channel name and click on it.
6. Follow the on-screen instructions to enter your phone number and receive the verification code via SMS.
7. Enter the verification code into the space provided and click on "Submit".
Once you have successfully verified your channel, you may have access to additional features, such as custom thumbnails, longer videos, and live streaming. Note that it may take up to 24 hours for the verification badge to appear on your channel.