power button doesn't work after screen off - Galaxy Note 4 Q&A, Help & Troubleshooting

hello,
after I updated the phone, the power button doesn't work after screen turns off. I can receive calls but can't see.
I have to remove battery and switch on again.

Related

screen doesn't turn on by screen tap?

Hi All,
My Wizard is set to turn the screen off after a minute of inactivity.
To get it back on, I have to press the power button.
I've checked in backlight and power settings and have it set to allow a screen tap to turn the backlight on, but it's not working - well, if the backlight's off but the screen's on it works ok, but I want a tap to turn the screen and the backlight on together. At the moment I have to press the power button, which upsets Pocket Player MP3 playback...or I can press a hardware button, but again, this tends to interrupt playback of music as all the buttons are mapped to something.
Seems a simple request, am I missing anything? This is under the Mr Clean ROM, if it makes a difference.
Ric
Once the screen goes off, the phone is "sleeping". The only way I know of to turn it on at this point is to tap the power button. To do what you want would be turn turn off the screen going into sleep mode, but that will come at the expense of your battery life. Start>Settings>Power>Advanced then uncheck the Turn off device under On Battery Power.
device lock(s)
A halfway solution, you could turn the screen off using the device lock app, which includes screen off. Then when you press the power button it only effects the screen and not anything which is running. The second one is very good for listening to music with, assuming you volume control button isn't broken like mine

on/off switch problem

my phones on/off switch stopped working.
so i had to turn on the option for unlocking all buttons when device is in sleep mode so i can start the phone by pressing any button.
but one day i forgot to charge my phone and battery was discharged.
now i am unable to switch on my p3400 as power button is not working.
is there any way to start the phone without on/off switch.
put the charger wait for yellow light
then hit the reset button
your phone is on
Nice idea..

lock screen with camera on keeps home keys on

i just noticed that when i press the power button to sleep the phone and lock it while the camera is on (video) the keys turn off for a sec then turn back on and stay on. dont know if its a battery drain but worth informing i guess.

Power button

Hello,
I have a strange problem with my Nexus. My power button is acting strange. Long hold brings up power menu, but:
- short press does not turn screen off
- Smart cover also does not turn screen off
- double tap to status bar does not turn screen off
- 15 seconds of timeout also does not turn screen off.
What is happening? Thank you.
So your screen will not turn off at all besides powering off the device?
PrizmaticSmoke said:
So your screen will not turn off at all besides powering off the device?
Click to expand...
Click to collapse
Thats right.
Well i don't think the power button itself is the problem since it works to power it off and on, and since the screen wont sleep by other methods either.
Did you flash a new ROM, kernel, or other mod before this happened?

[Q] G2 Screen On issue

If I press the power button on my G2, the screen comes on, and goes off after about 1 second. During this one second, I can unlock the screen and do anything but the screen ultimately goes off. the only way to use my phone is to turn the screen on by plugging in the charger, or by pressing power button volume down at the same time. this switches the screen on normally. Tap to sleep works perfectly but tap to wake isn't working. I've tried factory reset. I've cleaned cache partition. I'm all stock no root. Any help would be greatly appreciated! Thanks!

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