23
votes
Accepted
What is this "shadow" called and what's the purpose?
This appears to be called EdgeEffect and is used as a visual indicator when the user over-scrolls.
See relevant images on Google Images here.
A book commenting on the glow effect produces.
A ...
9
votes
What is this "shadow" called and what's the purpose?
As suggested already, this graphical "shadow" effect is Edge Glow colour, and its part of the material design by Google.
After the introduction of material design by Google many new UI elements ...
7
votes
Prevent display to sleep while charging
there is a setting in developer options on your phone that allows you to keep your display awake whilst charging it. It is enabled by going to settings, then scrolling all the way down to about. From ...
6
votes
Accepted
How to turn off screen of android with terminal emulator?
There are two ways of doing this, depending on if you have root or not on your device.
If you use root
If you have rooted, run:
su
input keyevent 26
In any good terminal emulator.
If you have not ...
6
votes
Samsung 4 left in rain and now black screen - can i recover files?
If you know for sure your phone can be powered on, then there might just be another doable (albeit technical) way. I've extracted photos and contacts from another S4 of my classmate a while ago using ...
6
votes
Decrease the screen size (not resolution) on Android 11 (`wm overscan` is deprecated)
I have the same issue with my Google Pixel 4a. Fortunately even though overscan is deprecated, setting size still works. The downside is that the screen is centered instead of being aligned to the ...
5
votes
Accepted
How to keep the phone screen on while charging?
There's a checkbox exactly for that in the developer options, you'll just have to enable them to show up.
To do so, locate the about/version information in the Settings app and tap the build number ...
5
votes
Accepted
How can I use web.whatsapp.com on an Android phone with a broken screen?
Directly start WhatsApp with the correct activity intent via ADB:
adb shell "su -c 'am start com.whatsapp/.qrcode.QrCodeActivity'"
Then hold your camera in front of the QR Code @ http://web.whatsapp....
5
votes
Accepted
Solution for "ghost touches" - Procedure to disable a small portion of the screen from being sensitive to touch?
Connect your phone to a PC via ADB and use this command: adb shell wm overscan left,top,right,bottom where left, top, right and bottom are the coordinates upto which your screen works properly.
For ...
4
votes
How can I see the pointer location, and simulate it?
Go to
Settings
Developers Options
In Input section check Show Pointer Location option.
If developer option is not enabled go to :
Settings
About Phone
Click Build Number multiple times.
4
votes
How do I invert colours inside a specific app?
For me Tasker did the job, but you need an additional Tasker plug in for this, called AutoTools.
On my bq android device root wasn't needed to do the job.
I set up a profile to invert the screen when ...
4
votes
Accepted
How to extend screen on a secondary monitor in Android-x86?
A quick check of android-x86.org shows at the bottom:
Development (2019/10)
What we are working on now
Android 10 (Q release) porting (q-x86 branch)
Upgrade kernel to 4.19 or newer
OpenGL ES ...
3
votes
Turn screen off without Android sleeping
I had some trouble with the accepted answer as I'm not hugely familiar with shell scripting on Android/Unix/Linux so I thought I'd add my experience here for anyone in a similar boat.
To get this ...
3
votes
Accepted
How to add screen filter with tasker?
Is this what you're looking for?
(Click image to enlarge)
I'm not good in drawing so excuse my skills for not providing a breathtaking scene at first glance. However, with multiple attempts, you may ...
3
votes
Can screen dimming apps damage the screen?
As developer of a popular non-profit Bluelight Filter app, we can assure you that you can safely use screen dimming and filter apps without any worries that it will affect your LCD/LED display.
...
3
votes
Can I manually rotate my phone while auto-rotation is disabled?
You can use Tap'n'Turn. It shows a small arrow on the screen when it senses that the orientation changes. Pressing it will rotate the screen even when auto-rotation is off.
Instead of rotating the ...
3
votes
How to keep screen turned off when plugging charger?
As far as I can see, the only way to archive this behaviour is to switch from stock Android to CyanogenMod - which does have this feature built-in (under "Display & lights" menu in ...
3
votes
Accepted
Turn screen off if tilted a certain way
Device is vertically upside down.
Device is locked in Portrait mode and horizontal.
Screen is facing the center of the Earth.
I suggest you try Automate (user guide) as well as Tasker (free ...
3
votes
Accepted
How to prevent android from automatically rearranging home screen icons?
Apps > the more button (3 dots placed vertically) > settings > turn off "automatically place icons together"
3
votes
Accepted
How to find the screen-size-in-points of a Samsung Galaxy S7
After some more research, I found my answer: 360 x 640, which are the same dimensions as the Galaxy S6, which are the same dimensions as the few preceding Galaxy S models.
But I still don't know ...
3
votes
Accepted
How to make screen stay turned on while charging?
This option is still there in developer settings. Those settings have just been hidden since around Android 4.2/4.3. Our developer-options tag-wiki shows you how to enable them:
Go to Settings → ...

Izzy♦
- 90.8k
3
votes
Is a screen protector useful on a Gorilla Glass phone?
No matter how hard glass can be, it still is limited to the Mohs hardness of the material (<7). In day-to-day use, it has to face the occasional harder matters it encounters, such as Quartz (7), ...
3
votes
Accepted
Screen turns on when I bump phone
The behaviour sounds a lot like Ambient Display at work. The toggle for it should be in Settings - Display, if it exists.
EDIT the following screenshots are from the OP's phone. Notice, the "Ambient ...
3
votes
Accepted
What triggers Always On Display's display of seconds?
Apparently, what I saw was not the Always On Display. I suppose the sequence of events was something like follows:
While the phone was in the pocket, power button got pressed
Due to hot weather the ...
3
votes
Accepted
OnePlus 3 repair issue
Your repair guy is either ignorant /or taking you for a ride or both
Bad battery story by the repair guy is flimsy.
You had good battery life - 8 hours is actually pretty decent
Batteries are not ...
3
votes
Accepted
If I install an aftermarket "Always on Display" app, will it cause excessive battery drain?
Yes but also no.
Basically, AoD is purely software. It does not require special hardware (you can even use it on an LCD screen, although it will use significantly more power and does not make much ...
3
votes
Accepted
Why is the FrameBuffer missing on some Android devices?
I had a lot of similar questions until I asked them here. The essence of the infos you get over this post is these:
No android app handles directly /dev/fb0, does it exist or not. Instead, they are ...
2
votes
Disable automatic screen turn-off during call
I have v. 6.0.1. I contacted support with this problem, since I do not have any proxy setting. Go to settings - > apps -> phone or dial app -> memory -> clear cache and memory and restart your device. ...
2
votes
How to keep screen turned off when plugging charger?
I realise this was asked a while ago but since this still comes up first in Google when you search for how to disable the coloured screen when charging a Samsung device, here the updated answer: in ...
Only top scored, non community-wiki answers of a minimum length are eligible
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