Here's more info on how you can add a video credit to your channel: https://goo.gl/Vf1Fjo . Hope this clarifies.
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Here's more info on how you can add a video credit to your channel: https://goo.gl/Vf1Fjo . Hope this clarifies.