Everything around your display and screen not covered by more specialized tags (see full tag wiki for hints)

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3
votes
1answer
520 views

Turn screen off without Android sleeping

Is there any way to quickly toggle the screen off without making Android sleep? For example, I sometimes like to use the Calm app when I sleep. But it keeps the screen on all the time. When I just ...
1
vote
1answer
24 views

Is hdpi and mdpi still used in android kitkat and up

Have a general question if this is something that could be ruled out or it all depends. I am developing an app for Android KitKat and above. But i have never seen a phone that have hdpi and are able ...
1
vote
1answer
1k views

How can I diagnose if my LG G2 screen is defective?

Until until yesterday, my LG G2 smartphone worked beautifully. All of a sudden, for no apparent reason (no drops or indication of damage), this occurred. Click for full size image Clear horizontal ...
5
votes
4answers
8k views

Is there an easy way to invert colors?

iOS has a nice option in the accessibility menu that allows you to invert the screen colors. Does Android have anything like this?
3
votes
2answers
9k views

When calling my screen goes black on LG P880

After updating in Android 4.1.2 my screen goes black. Screen works again only when the call is finished. I know about the feature when you put the phone on ear it goes black and the second you remove ...
1
vote
2answers
3k views

How to adjust brightness alternatively?

What if system brightness control does not work ? How to adjust brightness of android phone alternatively ? I am on HTC One X. I just noticed my phone's system brightness control is not working as I ...
0
votes
1answer
23 views

Rotate screen on HyperV

I have Android installed on a HyperV virtual machine, which defaults to a vertically aligned phone/screen. The standard solution does not work, so how do I turn the screen of my device?
0
votes
0answers
197 views

Android Emulator Screen doesn't refresh screen unless I bring it out of focus and then back into focus

I'm using Android Studio on Windows 8.1 and the virtual device that I'm using for the emulation is the Nexus 6. Whenever I run the emulation, I have to either put the emulation out of focus by ...
1
vote
5answers
6k views

Screen goes off during call and does not come back in Micromax A89

I am using Micromax A89 with ICS 4.0.4 512 MB RAM Screen 4.0 Inch I am facing this problem since beginning. But it was solved automatically. Now again it happens when I dial a call or receive a ...
5
votes
2answers
22k views

Why won't a fine-tip stylus work on my phones/tablet?

I've been using my tablet/phone for sketching with my finger for a long time. Over the last year or so, I've been trying to find a fine-tipped stylus to make drawing easier, as fingers are unwieldy ...
1
vote
1answer
4k views

Big, red-colored “Demo” text on the center of the tablet screen

The word "Demo" is visible in the center of the screen in a big red font at all times. It is there even when you play games or go to Play Store. The tablet is not a floor model nor in demo mode. ...
2
votes
1answer
17k views

Disable screen turn-off during phone call

I know this might be a possible duplicate question but I haven't found an answer yet. phone>call settings>proximity sensor is not available on my version of android. Is there another way to disable ...
0
votes
1answer
35 views

How do I turn off my Samsung Galaxy a3 if my screen has stopped working?

My phone screen suddenly just stopped working it comes on but the touch screen isn't responding. I think I need to switch it off and back on again but I can't without touching the screen! Does anybody ...
0
votes
0answers
12 views

The display has broken down but the device itself is working, how can I control or utilize it? [duplicate]

On my android device the display has broken down, whereas the device itself is working. Without recovering the display, which I don't know how to do, how can I control and utilize my device? Via ssh? ...
0
votes
0answers
33 views

Taking picturs of cats (app)

I am using the app Neko Atsume, but there is problems with the screen capture portion. When taking a picture using the app, all that shows is a black screen. I have tried fixing, including updating my ...
0
votes
2answers
13k views

Kindle screen suddenly became very dim on LG tablet running 4.2.2 Can't increase brightness

How can I increase brightness of Kindle screen on my LG tablet running 4.2.2? Screen suddenly became very dim. Thanks.
0
votes
2answers
8k views

Galaxy Y - White Screen Problem

I am using Samsung Galaxy Y. Yesterday my phone screen went white. I tried restarting, and the same problem occurred. I can receive phone calls and SMS but display fully disappeared - only white ...
0
votes
3answers
5k views

Does cracked screen cause faster battery drain?

I dropped my Nexus 5 a week ago and the screen cracked diagonally 8cm from side to side. Since then I am sure that the battery drains faster than before. Previously I was always happy at how much ...
0
votes
0answers
34 views

Can I use my Android phone as a second monitor?

About ten years ago I started using dual monitors. It was amazing. But I switched to using a laptop exclusively and do not have a second monitor. It occurred to me that I have a second screen right ...
8
votes
1answer
448 views

Nexus 6 display performance, PWM and flickering

Does anyone have any information about Nexus 6 (and its "brothers") real display performance? I'm worried about PWM/flickering, that usually exists in AMOLED displays and makes them completely ...
0
votes
1answer
91 views

Tablet as a secondary monitor

Do I have any option to use my Galaxy note 10.1 (2014 edition) as a secondary screen? I want it to use for photoshop, which runs on the pc, but i control it in the tablet. I know I can draw with the ...
0
votes
1answer
44 views

Sony Xperia M4 Start Screen almost black

After a reboot, my new xperia always starts with this screen: I have the same problem in 'Safe Mode'. What can I do? I want to fix this problem without a factory reset. Edit: I found more people ...
10
votes
4answers
6k views

How do I keep my Android 4.0.3 phone awake when USB connected?

On my old Android 2.3 (Gingerbread) phone there was an option to keep my phone awake when the USB cable was connected. But on my Samsung Galaxy S II, (4.0.3) I can not find it. Does the option still ...
5
votes
3answers
1k views

Disable Display Standby when in Developer Mode missing in Android 2.3

I'm a little bit confused about the missing Option to deactivate the Display Standby in Developer Mode. In 2.2 there was a switch in Application --> Development. But in 2.3.3 this switch is vanished ...
2
votes
1answer
506 views

How can I get the refresh rate via ADB?

How can I use ADB to get the refresh rate of a device's screen? For context: I'm working on a python script that is going to display how many dropped frames occurred while it was measuring. In order ...
1
vote
0answers
29 views

Manage display refresh rate/ resolution of a ROM via ssh?

Probably a silly question.. but I have root ssh access to an android TV stick running openelec (on an sd card). Long story short i am trying to figure out where the refresh rate/resolution settings ...
0
votes
4answers
53 views

Force screen to be always on

We're using Samsung with Android 4.1.2 as a scrabble timer - via the default Clock application. It would be much more comfortable if I could force the phone screen to be always on so that we can see ...
1
vote
1answer
44 views

Lollipop Brightness too much

hey. I am on running on a mediatek device and today did an upgrade to Lollipop 5.1 through flashing Still exploring. But one of the things I've noticed is that the brightness level is too much. ...
0
votes
2answers
72 views

Can I use Google Cardboard as a normal display?

Can I write a message using Google Cardboard? Or, can I use Cardboard as I use the phone's display? Or, can I get normal text displayed in Cardboard? What I am looking for is the possibility to ...
3
votes
4answers
3k views

Phone dropped in water - Now screen won't turn off (Samsung Galaxy S2 (SII))?

I currently have a Samsung Galaxy SII (S2)(I9100) that got dropped in water. I took the phone apart (removed the screws on the back and properly took the back off) and left it to dry in a warm place ...
1
vote
1answer
2k views

Turn off screen but still let video and streams running

Sometimes, I want to listen to streams or videos while I'm on the go, but I can't put my phone in my pocket because that would press buttons on the display. Is there any way to turn the screen off and ...
11
votes
9answers
12k views

How can I adjust my screen's color temperature?

Redshift is a Linux application similar to Windows' F.lux, which gives the screen a red tinge automatically at night. Supposedly, it reduces eye strain and helps prevent sleep problems. Is there any ...
0
votes
0answers
72 views

Turn off a stuck pixel on AMOLED (Samsung Galaxy S5)?

I have a stuck pixel (stuck on red) on my Galaxy S5 AMOLED. Can't send it in for repair for a while since I'm not in my home country where I purchased it. I'm wondering - is there an app that can turn ...
2
votes
1answer
78 views

Battery drains every time screen is turned on

I just bought a new phone, it is Android 4.4.2, but it seems that it has a problem with its battery. Every time I turn on the screen, the battery drops 1%. For example, the battery is 30%. then I ...
3
votes
1answer
59 views

Lockdown pro suddenly stopped working. Is there anyway to un/reinstall?

I had Lockdown pro app installed and everything was working fine until the latest update from Samsung which brought some new features such as battery app optimizing. Now the Lockdown pro no longer ...
3
votes
0answers
82 views

Is it possible to adjust aspect ratio on an Android device?

I have an Android device that has a 4:3 aspect ratio. When I watch videos in full screen mode, sometimes the aspect ratio causes the video to be distorted. Is there a way to temporarily adjust the ...
1
vote
1answer
38 views

If I flash stock and unroot via Nexus Root Toolkit… will this turn off usb debugging?

My screen does not work after replacing the digitizer (it's just white...) Before I go buying more parts, I'd like to eliminate software issues (apparently this can be caused by the device not ...
0
votes
1answer
25 views

How do I back up my samsung S5 data.

I have a Samsung S5 and without no reason the screen has stopped working, its totally black the lights are still active. I have taken it to the mobile retailer and they have tried to reset it by ...
0
votes
2answers
638 views

Android/HTC One screen anomaly?

I was wondering what has happened to my HTC One. Is it a hardware issue or an Android/software issue? The screen has usually moved half way between when I enter and exit any app. Since a picture ...
0
votes
0answers
32 views

Soft buttons don't work

Some on screen buttons of my Motorola moto g 2nd, do not respond until I reboot the phone. After reboot it works fine, after using it for sometime it happens again. Usually my home button stops ...
2
votes
3answers
1k views

Can screen dimming apps damage the screen?

With recent research suggesting melatonin levels linked to blue wavelengths of light via the melopsin, a plethora of phone screen dimming apps have been released. My sister claims they can damage ...
0
votes
0answers
47 views

How to record screen on a 4.1.1 tablet?

I have been trying to record my 4.1.1 tablet screen. First there is apps, but most of them are for phones and the ones that not, require the device ROOTED which, given that the tablet is from a not ...
0
votes
1answer
3k views

Turn off phone by holding the power button?

I've been having a small case of my screen not turning on at times. It happens on a 1 out of 100 basis. Anyway, I can confirm that the phone did not shut down because I can take screenshots (via power ...
2
votes
3answers
19k views

Why doesn't my galaxy s4 screen display anything?

My Samsung galaxy s4 will suddenly not show anything on the display anymore. It vibrates and such as if everything but the display works. Sometimes it will flash something that looks a bit like part ...
18
votes
4answers
21k views

How to make screen stay turned off when plugging charger?

When I plug charger into my phone with screen off, it always turns the screen back on. This is slightly annoying at night. Is it possible to configure android so that the screen stays off and charging ...
0
votes
1answer
206 views

screen cracked android - so I cannot gesture unlock

I have a fairly common issue: a screen damaged android phone. These devices are highly vulnerable to broken screens (this particular phone, the samsung galaxy note 3, had 2 replacement screens before ...
2
votes
1answer
1k views

ADB Shell In Recovery Mode - Error:Closed

I smashed my display pretty good today and am unable to use the digitizer. The upper half of the screen is barely visible and the lower half is black. I have debugging enabled on the phone but I can't ...
-1
votes
1answer
8k views

Incoming call screen is not displaying on Moto G 2nd gen

I have Moto G 2nd gen. I can't see incoming call display screen on phone. Before 1 day, the phone used to work properly. How to fix it?
2
votes
2answers
4k views

How to disable a specific screen animation on cm 10.1.2?

On cm 10.0.0 I disabled the annoying "display off" "like old CRT" effect, but upgrading to 10.1.2 re-enabled it and I can't find anymore the display animation settings. Can't find in the settings, ...
0
votes
0answers
40 views

Display wouldn't turn on without a restart (Galaxy Note 10.1 2014)

The device is working great until it gets locked (by single power button click). So when I lock it, it just wouldn't turn on, the buttons are working though and it seems it's still running it just ...