Oops, your web browser is no longer supported.
If you see this on YouTube
“Oops, your web browser is no longer supported.
YouTube works with a wide range of browsers. However,
if you’d like to use many of our latest and greatest features,
please upgrade to a modern, fully supported browser.
Find the latest versions of our supported browsers below.”
You need to update your web browser. YouTube always making some change for better quality on videos, and therefore it is always necessary to update latest web browser to support these changes
Here you can always update your web browser.
Always will be the latest version of web browser and safest for download.
The links are from official websites