In my note 9 call waiting sound is very low i can't hear the sound when am in call or in traffic am able to hear my second call alert sound. Call quality is very good but the only thing is call alert sound (call waiting sound)

battery life is very worst draining heavilythe same apps installed on day 1 till now... when using this mobile 1st battery was very good as the days goes on battery draining heavily.when i bought the mobile SOT was about 6.12 minutes the same applica...

network quality is becoming very worse. net speed is coming very slow i checked with three networks..beginning it was very fast and then the day become very slowdownloading in kBresolve this issue

need improvement is 4g volte connectivity in india...checked with many mobile in same place there is network drop in S9 plus and getting slow while using opening webpages ( Samsung store) siteplease optimise and bring updatevery slow updatesstartup c...

will Samsung 8.1 Oreo or Samsung experience 9.5 improve battery usage?will they optimize the experience to improve battery performance