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33 votes
Accepted

Don't charge the battery but use connected power to run the phone

Yes, it's possible if your device is rooted running Advanced Charging Controller-Acc Magisk module and device kernel supports (see currently known list at the end of answer. For more join telegram ) ...
beeshyams's user avatar
  • 41k
25 votes

How to limit charging to a user defined limit?

There now is a hardware+app solution for that, it's called Chargie. https://chargie.org Basically, Chargie is a Bluetooth switch that is linked to an app on your phone. You set the desired level of ...
Ovidiu Sandru's user avatar
21 votes
Accepted

Ideal charging / discharging percentage for maximum battery life?

In the comments to linked answer, it was brought out that batteries are not allowed to stay at 100% charge since it is harmful to the battery and the battery % rapidly drops to around 90% as explained ...
beeshyams's user avatar
  • 41k
14 votes
Accepted

Fast Charging by Qualcomm 3.0- impact on battery?

Short Answer From battery health point of view, Qualcomm Quick Charge 3.0 is comparatively better than Qualcomm Quick Charge 2.0, since power used for charging is better controlled, resulting in ...
beeshyams's user avatar
  • 41k
14 votes

How to limit charging to a user defined limit?

Many ways - all of course, need root. Without root, it's not possible and you can only be notified either by automation or using an app as suggested in Chang's answer Battery Charge Limit from Play ...
beeshyams's user avatar
  • 41k
13 votes
Accepted

Automatically limit (stop) battery charging at a given percentage

Okay.. Got it :) The first thing to note is on Honor 6, my previous device , there was a single file I could play around with to stop charging automatically On Moto X play, there are two distinct ...
beeshyams's user avatar
  • 41k
10 votes
Accepted

Why would I automatically share usage and diagnostics data?

can I have access somewhere and see what Google is collecting about my own usage and my own battery performance? Yes. Click on My activity to see what information is collected by Google regarding ...
beeshyams's user avatar
  • 41k
9 votes

How to limit charging to a user defined limit?

Accu​Battery can notify you when the battery charge reaches a certain level. It won't stop the charging, unfortunately, but it's still worth a try. :)
geffchang's user avatar
  • 17.6k
8 votes
Accepted

Is battery consumption linear?

Li Ion battery discharge is not strictly linear, (unlike a capacitor ). This ensures available power is utilised till the end of battery charge But it is fairly linear, more so at lower loads as can ...
beeshyams's user avatar
  • 41k
8 votes
Accepted

How to tame "Phone Idle" battery drain on unrooted device?

How to nail Phone Idle battery drain is the question, but being unrooted device, it calls for some efforts. Finding the culprit apps isn't as easy as it is on rooted devices but is possible using adb ...
beeshyams's user avatar
  • 41k
7 votes
Accepted

What does Discharging means on battery?

Discharging is the opposite of charging. When you charge some electric component, such as a battery, you are storing potential electric energy in it. When you discharge that battery, you are ...
GiantTree's user avatar
  • 4,062
6 votes

Does 4G consume more battery than 3G if I don't use it for data?

One important consideration is the strength of signal, if you have a stronger 4g signal in your area, 4g may consume less battery... But fallback to 3g in non volte networks is really irksome... ...
Uttam's user avatar
  • 161
6 votes

Battery life difference for 5 GHz vs 2.4 GHz WiFi - which is better

The coverage issue will have something to do with power usage. When comparing 5 GHz battery drain vs. 2.4 GHz, a lot depends on the coverage you are in with respect to each frequency band. 5 GHz (...
user3055321's user avatar
6 votes

Automatically limit (stop) battery charging at a given percentage

Now there's Chargie - a USB stick+Android app combo that limits charging externally. Just install the stick between the charger and phone and use the app to select the charge level. Simple as that. ...
Ovidiu Sandru's user avatar
6 votes

How to limit charging to a user defined limit?

My solution is to just use a CountDowntimer on the power outlet, set at 1:20 for me. One hit on the CD button to start the power (ON), and after 1:20 it's OFF again which will be at about 80% charge. ...
Thomas Carl-Erik Jönsson's user avatar
5 votes

Ideal charging / discharging percentage for maximum battery life?

A good metric of battery life is the total energy it provides during its lifetime, which is number of charge cycles*capacity at full charge. If your phone uses X Joules a year and the battery is able ...
Dmitry Grigoryev's user avatar
5 votes

Does 4G consume more battery than 3G if I don't use it for data?

... The LTE radio states drain slightly more power than their counterparts in 3G, because the tail states (Short DRX and Long DRX) stay at the higher base power, while much of the 3G tail is in ...
Bálint Babics's user avatar
5 votes

Understanding Samsung Power Settings

This is an educated guess, based on my interests in battery related things. Android Pie introduced five buckets, to classify apps, as a part of power management, in the sense app restrictions (and ...
beeshyams's user avatar
  • 41k
4 votes

Displaying Bluetooth gadget's battery status on the phone

For some headphones, in order to see the battery percentage you have to enable the "Calls" button or something similar to that in the Bluetooth settings of the device.
REDEX's user avatar
  • 41
4 votes
Accepted

Is the fast charge safe for long-term usage with Li-Poly battery?

A lot of sources on the Internet claim that fast charging immensely reduces your battery capacity over time. But you have to be careful interpreting them. For instance, take this figure: As you can ...
Forivin's user avatar
  • 337
4 votes

Why is "mdnsd" draining my battery and how to stop it?

WHAT IS MDNSD: mdnsd (Multicast Domain Name System Daemon) is Android's implementation of mDNSResponder, a part of upcoming Zero Configuration Networking. It allows you to automatically discover ...
Irfan Latif's user avatar
  • 20.6k
4 votes
Accepted

Prevent dark mode from activating during battery saver

According to the source code file frameworks/base/core/java/android/provider/Settings.java there is a global setting in the user profile called battery_saver_constants, which can hold several comma ...
Tim Josten's user avatar
3 votes

What percentage of screen power usage is healthy?

Yes, this is completely normal especially on high-resolution devices. It takes a lot of juice to produce all that light, switch colors, etc. Activities like watching videos will exacerbate this. ...
Matthew Read's user avatar
  • 50.6k
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 ...
Helios210's user avatar
3 votes
Accepted

Why Google play services not included in Doze mode

Google Play services is excluded because Google wants it so. It has to remained excluded from Doze or any power saving mode because apps depending upon Google Cloud Messaging (GCM) may fail to serve ...
Firelord's user avatar
  • 25.1k
3 votes
Accepted

How do alarms work with Period Battery Optimization?

This is 'doze', a new power optimization feature introduced in Marshmallow. Apps have to be compliant to doze specifications (APIs), to work continously across system low power states., While Google ...
Deva's user avatar
  • 46
3 votes

Does 4G consume more battery than 3G if I don't use it for data?

Actual modem power consumption values are closely guarded and not made available publicly. Although I can’t share exact numbers, I can tell you that 3G and 4G standby power consumption is almost ...
Mobile Power's user avatar
3 votes

What is the best state to leave an Android device in?

Looking at it from a battery point of view Leaving the device in sleep mode is preferred , unless your usage is very infrequent In addition, you can use Greenify (see greenify wiki) and Wake Lock ...
beeshyams's user avatar
  • 41k
3 votes

I have something called mdnsd draining my battery, but I don't have firefox, I just use the basic browser what other apps cause this issue?

Following the discussion here, mentioning mdnsd as a bug associated with firefox, it now tends its not firefox alone being attributed to this massive power drain through mdnsd. A more detailed ...
xavier_fakerat's user avatar
3 votes

What resets the battery stats

"What is it precisely that resets the battery stats?" Quoting from an old post by a Google engineer ....it is reset every time you unplug from power with a relatively full charge (thus why the ...
beeshyams's user avatar
  • 41k

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