If you use the name/photo from your Google Account, you can update it from here: https://aboutme.google.com . If you have a brand account, follow these instructions for editing your name: https://yt.be/help/JTg8 . Hope this helps!
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
If you use the name/photo from your Google Account, you can update it from here: https://aboutme.google.com . If you have a brand account, follow these instructions for editing your name: https://yt.be/help/JTg8 . Hope this helps!