I'm in South Korea, and unfortunately I couldn't reproduce the issue the OP posted, even with manually setting the region to US, and the UI language is also English.
However, I did see some text in Bengali which was not expected
Reference (4) is this URL, and looks like a website for Indian readers.
(In one of the screencaps, the keyboard IME is set to "IN")
https://www.hollyland.com/blog/tips/windows-11-audio-output-switch-shortcut
