I notice that when using web.skype with Firefox 107.0 (64 bit) I can't digit any accent on the letters because they simply went cancelled during the input.
I try to do the same with Google Chrome and there it works perfectly.
I don't know which could be the reason. Please note: I use LANG=it_IT.utf8.
The wrote text below is the example I've inputted on web.skype by Google Chrome, which is correctly displayed:*
test è è é é *
Whereas the text below is the example I've inputted on web.skype by Firefox, which is incorrectly displayed (all the accented "e" are not generated) :