After installing 11, doesn't work properly lots of programs properly as sound, keyboard layout/language settings etc, how can I get back to previous version.
you should send an error report(takes time) or should get a remote support (immediate solution) and must watch this refresh rate hype catch https://youtu.be/pxey1MCqpyM
We would request you to register your concern in Samsung Members Application. So, that our concern team gets back to you as soon as possible.
Please follow this path to register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).
Note. please attach the error log file within 15 minutes of the error occurred.
Sound played like old age damage cassette, increase and decrease sound with noise, i am using original samsung headphone, also try another, reset setting but change nothing.
