Uploading videos should work from any browser. Can you try clearing the browser's cache / cookies to see if that helps fix it? Also, you can pass your feedback along to our team here: https://goo.gl/WdI0BK .
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
Uploading videos should work from any browser. Can you try clearing the browser's cache / cookies to see if that helps fix it? Also, you can pass your feedback along to our team here: https://goo.gl/WdI0BK .