Hello. I lost knock on in my d955. Knock off working, but on is lost. I only rooted phone and installed twrp. Dunno what to do.
Wysyłane z mojego LG-D955 za pomocą Tapatalk 2
Dont know if the phones are te same or this will work but you can try this from your dialer.
Then update your touch firmware from the menu selections. I have a d950 and had to do it that way after downgrading.
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