To change the name of your YouTube channel on a PC, sign in to YouTube and click your profile icon at the top right. Select “YouTube Studio,” then go to “Customization” from the left menu. Under the “Basic info” tab, click the pencil icon next to your channel name. Enter the new name you want, then click “Publish” at the top right. Your updated channel name will appear across YouTube, but changes may take a few minutes to reflect.