Questions tagged [flashlight]

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how to force turn on flashlight

case 1: while using third party camera app like messenger or snapchat, if i turn on flashlight from the app, the app creates a white frame on screen to light up (front camera). and i can't turn on ...
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How to deactivate IR-Lights

My IR-Flashlights are not turning off anymore. Turning the IR-Cam on/off, rebooting the phone, turning off the phone, factory-reset etc. didn't work. It stays on all the time, even when the phone ...
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How to use system timer to run a task periodically on a rooted Redmi Note 5 Pro with Busybox installed?

My objective is to periodically switch on and switch off my flashlight by modifying the value of brightness file whose location is sys/class/leds/flashlight/brightness. I am accessing the file as a ...
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1 answer
52 views

How to periodically switch on and switch off flashlight with 1kHz rate on rooted Redmi Note 5 Oro?

My objective is to write a shell script to periodically turn off and on my phone's flashlight (about 1 kHz or 500Hz). My phone is rooted. So I gained superuser shell access (#) These are the files ...
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1 answer
204 views

How can I change the flashlight intensity on my Pixel 6?

I wonder how I can change the flashlight intensity on my Google Pixel 6.
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How to have flashlight toggle on sharp shake motion with Tasker?

I would like to toggle the flashlight when shaking the phone sharply. I have tried setting the Tasker profile to shake left-right + display state on + not proximity sensor. This still is very buggy. ...
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1 answer
1k views

How to edit build.prop file in Android 11

I have a TCL 20e (6125A) with Android 11. I want to increase the torch brightness. As I read in another post, this can be done by adding these two lines in the file: ro.media.capture.flashintensity=50 ...
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MIUI: Turn off auto flash off feature with power button

My Device: POCO M2 Pro Useless Feature: If flashlight is on and screen is turned off, then pressing the power button will turn off the flashlight first instead of waking the screen. My Question: How ...
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"Another app is using the camera" when trying to turn on the camera or flash

My Samsung Galaxy J4+ is having a problem. When I turn on the camera or flash, it is saying "Another app is using the camera". But I have checked nothing in the background is using these, ...
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1 answer
2k views

Samsung Galaxy S20 camera cannot use the flashlight

I wanted to use the light with the camera, then it said that some other app is using the light and I see that the two icons on the right on the top are faded out. It's so horrible getting a high-end ...
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Flashlight comes on for no apparent reason

I have a Samsung A5 running Android 8. Every so often when I pull it out of my pocket the flashlight is on. The screen will be locked due to timeout and there is no indication that I somehow pocket ...
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Can I connect an external flashlight to an Android smartphone and control it?

Can I connect an external flashlight to an Android smartphone and control it? I've seen it done on an iPhone (YouTube video). If it's possible, can it be done also via JavaScript?
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1 answer
6k views

Flashlight problem on Android

I have recently faced a problem on Android regarding the flashlight. When the flashlight is turned 'on', the flashlight icon in the status bar gets highlighted. When I am turning 'on' the flashlight,...
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2 votes
2 answers
68k views

How to disable "Flash while ringing" on the Xiaomi A2 Lite

My Xiaomi A2 Lite flashlight illuminates whenever I get a phone call. How can I disable this feature? I tried looking at Settings > Apps & Notification > Phone > Phone > App notification > ...
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  • 31
-1 votes
1 answer
34k views

Flashlight Enabling for a video call

As far as I know, there is no support for flashlight while we are chatting via video call in a smartphone. Why it is not present? Is there any hardware limitation? Can someone explain?
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5 votes
1 answer
12k views

Keep flashlight on while in camera

I'm looking to use an old phone (like a Nexus 5 or Honor 5X) as a nighttime security camera with the Manything app, but this doesn't seem practical as I just can't get the flashlight working. I plan ...
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