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.
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.
When will be next update, this n update have a lots of prblm, quick hang, btry chrg and ram getting clear so little or it may used by o/s(large amnt), hope next update will fix those.