Preparing the battery for calibration

Before carrying out this procedure, a number of recommendations should be followed:

  • Check the integrity of the battery. Remove the cover and inspect the battery carefully.
  • Make sure the port of the gadget is intact and taking charge.
  • Copy all information from your Android smartphone to a USB flash drive.
  • Do not interrupt long extended calibration. At the moment of complete discharge or charge, do not interfere with the process. Otherwise, the battery will degrade even more.
  • It is recommended to carry out the full procedure no earlier than every 3 months. So wear and tear will be less.
  • Charge your phone before the Android battery is calibrated.

Get The Most Out Of Your Battery. Samsung Galaxy

After purchasing a brand new device for stable operation of the android battery, carry out 5 full charge and discharge cycles. The service life after this procedure will increase.

Calibration with Root rights via Recovery Mode

  • Go to Recovery Mode.
  • Open the item “Advanced”.
  • Press the “wipe battery stats” button. Calibration will be cleared.
  • Fully discharge your smartphone battery.
  • Connect the device to the mains and charge it up to 100%. However, do not turn it on.

This will be enough to bring the battery back to normal with Recovery Mode. Perform additional calibration in the Battery Callibration app to reliably fix the result. What do you need to do this at the moment when the smartphone is connected to the power supply and is fully charged.

To quickly enter recovery mode, simultaneously press the “Volume and Power button“. Devices with physical keyboards may require the Home key in addition.

TOP 10 HACKS To Extend the Battery Life of your Samsung Galaxy (Note 20, S20, Note 10, S10, S9, etc)

  • In recovery mode, restart your phone.
  • Go to the main menu in the Advanced tab.
  • Open File Manager.
  • Next, go to the Data folder and then to the system.
  • We look for batterystats.bin and click on it.
  • Select Delete and repeat step 5.

That’s all. This option is not considered by everyone to be workable, some believe that this is a myth.

How to calibrate the battery on Android according to the advice of Google experts?

Google engineers decided to give the people their own method of how to calibrate the battery charge.

  • Plant the gadget to 0%.
  • Connect the charger to your phone and plug it in.
  • Leave your phone, tablet in this state for 8 hours.
  • Unplug the power cord from the outlet.
  • Turn off your smartphone.
  • Connect the charger to the phone and turn on the network for 1 hour.
  • Disconnect the charger and turn on the gadget.
  • Wait a few minutes.
  • Turn off your device.
  • Charge it for 1 hour.
  • Disconnect the charger cable, that is, remove it from the network.
  • Turn on the smartphone.

This method is suitable for the most patient.

Calibrating the Android battery through the Hard Reset engineering menu

This method is a return to factory settings. As soon as you complete it, all information will be deleted and about the use of the battery too. In addition, licenses, programs, user files are deleted. Perform 5 full charge and discharge cycles of the android battery before starting the reset.

To get into the engineering menu, you will have to enter a certain number and press the call key. It has its own for each device model. If your gadget is not in the picture below, then look for this number on the Internet.

extend, battery, samsung

In a difficult case, to access the system settings, install the Mobileuncle MTK Tools applications or the MTK Engineering Menu.

After you have successfully logged in, click on the “Restore and Reset” tab. Then click reset and confirm the action.

Genius Trick To Extend The Battery Life of ANY Samsung Galaxy Phone (Note 20, S20, A71, A51, etc)

After that, all settings will return to their original position.

When Calibration Needed

We will consider devices running the Android operating system. It is on such devices that the battery will be calibrated.

This procedure will be useful for smartphones as well as tablets and other gadgets. It can be done if your device started:

  • Disconnect after a full charge cycle.
  • Disconnect at 50% battery charge. The device can be turned off even at lower battery levels.
  • Discharged quite quickly, while such phenomena were not previously noticed.
  • Stop at less than 100% charging progress.

In all these cases, you can carry out the battery calibration procedure.

When to calibrate the battery on Android?

This process is needed in the following cases:

  • Battery discharges quickly. The gadget starts to work less than before. That is, after purchase, after 1 month it holds a charge for 3 days. After another month, already 2 days, etc.
  • It turns itself off. Shutdown occurs even when the charge indicator shows 100%.
  • If the device has been turned off for a long time.
  • After changing firmware or upgrades.

Battery calibration on Android is carried out once every 3-6 months.

What does the calibration give?

It’s worth noting right away: Calibrating the battery will not bring it back to life. That is, if your battery is physically “exhausted”, then it makes no sense to restore it. For example, it is best to discard or replace swollen or leaking batteries immediately. There is no point in wasting time calibrating them.

This procedure allows you to correct some software miscalculations that may arise in the operation of the device both at the driver level and at the operating system level.

Calibration can increase autonomy by a certain percentage depending on the condition of the battery. It will also help fix charging errors when the device refuses to charge up to 100%. But do not expect a miracle from this procedure. It is carried out for preventive purposes, and is not used as an alternative to battery repair.

How to extend the “life” of a smartphone battery and how to properly charge it

You always want to be in touch, 24 hours and 7 days a week. But as usual, the phone “dies” at the most unnecessary moment. And planning your day near the outlet is not an option.

How can you make your smartphone battery more tenacious? It is enough to follow 7 simple tips.

Wi-Fi, Bluetooth, and GPS should only be turned on when you actually need them. Since searching for an access point, satellite signal or Bluetooth connection primarily consumes the power of your device.

Close applications and programs after you finish using them. For such purposes, you may need a smart task manager. Open apps in the background also kill the battery.

Decrease the brightness of the screen. Reducing this parameter will significantly save battery power, and this will practically not affect the perception of the image from the screen. Reduce screen backlight time to minimum time.

Forcing the use of the checkbox in the “Use only 2G networks” field will use significantly less battery resources and, therefore, extend the active “life” of your smartphone.

Temperature changes have a detrimental effect on battery power. The smartphone should be protected from temperature extremes. In particular, overheating damages the smartphone’s battery and it drains faster. Large frost also has an adverse effect on the battery.

Do not restart your phone or smartphone unnecessarily. Rebooting is a very energy consuming process. A vibration alert consumes much more battery power than a simple melody. If possible, it is better to turn off the vibration alert.

And charge your phone if possible. After a complete discharge, the phone forces the battery to work in a boosted mode, which reduces its lifespan.

In order to properly charge the battery on your smartphone, you need to follow four simple tips. These tips will significantly extend battery life.

In order for the battery to last longer, you need to discharge it less to zero. over, lithium batteries, you do not need to completely “kill” them. As it turned out, the less the discharge, the more power charging cycles the phone will withstand:

The table shows the dependence of charging cycles on the depth of discharge of the battery.

do not leave the device on charge for a long time

The optimal charge for lithium batteries is 40-80%. In this charging range, the battery will last longer. Do not leave your phone or smartphone to charge overnight; for such devices, two to three hours are enough to fully restore the battery capacity.

From the advice above, the conclusion is that lithium batteries should not be completely discharged, but this is not the case. Once a month, you still need to completely “plant” and replenish the battery resource to the maximum. This allows you to calibrate the smartphone’s battery level readings.

It has already been said about the temperature difference, but as an edification, I would like to say it again. High temperatures are detrimental to lithium batteries. In particular, overheating damages the smartphone battery, and it dries up faster, and the lower the temperature, the longer the battery will retain its nominal capacity. The dependence of capacity on temperature is clearly shown in this table:

The second column shows the capacity loss over a year of operation at a 40% charge level, and the third at 100% battery charge.

These guidelines apply to lithium batteries, which are found in most smartphones. These batteries are less demanding than nickel energy sources.

I hope these recommendations will be useful for owners of smartphones and other electronic gadgets. And the battery life will be significantly extended.

Leave your opinion and suggestions to the article “How to extend the” life “of a smartphone battery and how to properly charge it”

Temperature regime

Modern batteries do not like extreme temperatures very much. It doesn’t matter if it’s extreme heat or extreme cold. in both cases, they damage the battery. Protect the device from overheating and place the laptop on your lap as little as possible during warm seasons, keep mobile devices away from direct sunlight and do not leave them near heat sources.

Each battery or in the user’s manual of the device must indicate the permissible temperature range for normal battery operation. The limits in which the laptop is used: 5 to 45 ° C. Optimal mode: 15 to 25 ° C. The comfortable ambient temperature for smartphone batteries is between 0 ° C and 35 ° C. For short periods of time, it is allowed to operate within the range of 10 ° C to 45 ° C.

Exceeding these indicators can damage the batteries by the influence of temperature on their chemical composition.

Use original charger

Using a charger from other gadgets can also significantly harm the battery, especially when it comes to some kind of cheap charging adapter. These accessories often contain extremely poor quality components that may not provide the required amperage or may not be able to protect against voltage surges.

With the development of accelerated charging technologies, the problem of using non-original chargers is becoming more and more urgent. Different smartphones use different charging modes, which may require not only the original adapter, but also the original cable.

How to Extend Smartphone / Laptop Battery Life.

The battery is an essential component in smartphones and laptops. Battery not working. device not working. However, no matter what the most powerful, modern and expensive gadget is, improper operation of its battery can quickly disable it, and then you will have to often recharge it, buy a power bank or even carry it to a service center for replacement.

Fully discharge and charge the battery to 100% once every 2 months

Experts recommend completely discharging and recharging the battery once every 2 months, keeping it on charge for 8-12 hours. This method helps to calibrate the device. Indeed, after repeated small charges, the battery may go into an incorrect mode.

When the battery is charged, turn off the charging

Lithium ion batteries do not need to be charged 100% every time. They will last longer if your gadget is always 40-80% charged. If the battery is 100% charged, it must be disconnected from the mains in time, as this factor will affect the battery life.

Charge the battery regularly

Devices with a lithium-ion battery must not be fully discharged. You will significantly extend the life of your battery if you regularly recharge your gadgets.

Battery life is highly dependent on the number of recharge cycles. Cycle means battery charge up to 100% and full discharge up to 0%. On average, the batteries of modern devices are designed for 400-600 such cycles, after which the loss of capacity becomes already noticeable. Ideally, keep your phone charged between 50% and 80%. Of course, this will not always work, so whenever possible, try not to let the battery charge fall below 20%, otherwise there is a great risk of shortening the battery life. The laptop battery should start charging at 40% charge and stop at 80% charge. This extends battery life. in some cases more than fourfold.

How to Extend Smartphone / Laptop Battery Life.

The battery is an essential component in smartphones and laptops. Battery not working. device not working. However, no matter what the most powerful, modern and expensive gadget is, improper use of its battery can quickly disable it, and then you will often have to recharge it, buy a power bank or even carry it to a service center for replacement. If over time, your smartphone or laptop starts to discharge quickly, then the battery life has come to an end.

Modern lithium-ion batteries have a standard life span of 2-3 years. But you can make them last as long as possible. We offer you six effective ways to extend the battery life of smartphones and laptops so that they last as long as possible.

Observe battery storage regulations

Lithium-based batteries age and lose capacity even when not in use, so there is no point in buying spare batteries for the future. This also applies to gadgets that simply lie idle. In order for their batteries to degrade as little as possible, special storage conditions must be observed.

In particular, unused gadgets and individual batteries should be charged by half or even slightly less. Optimally. at the level of 40-50%. So for a year of inactivity, the capacity will be reduced by only a few percent. But if the battery was left with 100% charge, the losses can increase three to four times, especially at high temperatures.

Of course, it will not work perfectly to follow all the rules in the midst of everyday worries. But by sticking to these tips, you can count on a longer battery life for your device.

Cellular signal

The worse the cellular signal, the faster the battery will drain. This is due to the fact that the transmitter of the device is forced to operate at higher power in order to maintain a connection to the network.


After you have identified the reason for the rapid discharge of your smartphone, you need to proceed to its elimination. Some problems are solved in ten minutes, while others are tricky. In any case, we are resolving this issue, so there is no need to panic ahead of time.

Now you know the main reasons why the battery on the phone began to drain quickly. If you are unable to fix the problem yourself, do not waste time. Take your smartphone to the service for repair. You must understand that the problem will not go away by itself, and the battery will use up its resource much faster than during normal operation.

Turn off wireless connections when not in use

If you do not use Wi-Fi, Bluetooth, GPS, NFC, or mobile Internet. turn them off, they consume a lot of energy.

The easiest way to do this is to use the quick settings panel. To open it, swipe down from the top of the screen.


Sometimes faulty hardware or system crashes are the culprit for fast battery drain. In this case, the only true advice would be to contact a specialist. You cannot solve the problem on your own, but you can definitely harm the device.

Adjust brightness

Usually, the screen is set to full brightness, which consumes a decent amount of battery power. To spend less, use automatic brightness control (if available). A special sensor analyzes the conditions in which the device operates and automatically sets the brightness level.

If the device does not have automatic adjustment, manually reduce the brightness to a comfortable level.

Reason 3 why Samsung phone battery drains quickly. vibrator

Few people realize that phone vibrations are a huge source of power consumption.

Therefore, if you do not need to constantly use silent mode to inform you about calls, it is recommended to use only the ringtone and avoid vibration.

Thanks to this change, your device’s battery will last much longer and more efficiently.

[info] Please note that even a new Samsung phone will run out quickly if you install and turn on everything that is possible in it. [/ info]

Background applications

Applications that were launched by the user himself can also consume battery resources, but after they became unnecessary, he forgot to close. It is also best to entrust control over processes that actively consume energy to special utilities. For example, the following:

  • Advanced Task Manager
  • Clean master
  • Power Battery etc.

By the way, the capabilities of most of them include cleaning the system from unnecessary files, cooling the processor, optimizing charging and a number of other tasks. To keep the device in order, it is advisable to use one of these utilities constantly.

How to reduce battery drain on Android

It is quite simple to reduce the consumption of battery resources. To do this, you should:

  • optimize screen performance. Reducing its brightness and backlight duration greatly helps to solve the problem with fast discharge;
  • check navigation. GPRS regularly communicates with satellites to determine the location and plan a profitable travel itinerary, which puts a heavy load on the battery;
  • disable screen rotation. A simple accelerometer function is needed to change the orientation of the screen when you rotate the smartphone body. Surprisingly, it often uses up a decent amount of battery percent;
  • if the phone has been lying for several hours, then you can turn off the search for Wi-Fi and other networks on it, as this puts pressure on the battery.

Note! Most Android smartphones have a special “Battery Saver” mode that allows you to limit background processes, disconnect from wireless networks after a specified time when they are idle, and control the brightness.

Removing processes from standby saves battery power

Is it possible to improve the battery on Android

If the battery has reached the end of its life, then it will not be possible to improve it, since it simply will not have resources for recharging. Each module has its own reserve of discharge-charge cycles, and more than this value it will not work stably.

over, already in the middle of its life, the battery will lose more than 50% of its original capacity, and it will be charged the same amount in time, if not more. The only way to improve the condition of the battery is to treat it carefully, taking into account all the rules described above.

How to calibrate

The easiest way to calibrate is as follows:

  • The device is completely discharged until the moment it turns off.
  • Turn it on and off again.
  • They put the gadget on charging in the off state and wait until it reaches 100%.
  • Unplug the charger.
  • Turn on the phone. If it does not show 100%, then the charger is connected again and they expect a full set of percentages.
  • Turn off the smartphone from the power supply and reboot it.
  • If he again shows not 100%, then he is re-put on the network until he shows this figure.
  • Discharge the phone again before shutting down and charge it to 100%.

For your information! This process helps the gadget understand what a full charge is and what is zero. Thanks to this, the device will always show accurate numbers and will not turn off, although its battery still has a certain percentage of charge.

Calibration helps to display correct charge values

What affects the battery level of Android devices

If the battery runs out quickly, you need to figure out what affects its consumption. This will help you not to be left with your phone turned off at the most inopportune moment.

Note! The Android operating system works in such a way that even in a locked smartphone with programs turned off, processes continue in the background that affect not only Internet traffic or system resources, but also the charge level.

The following options affect the charge percentage the most:

  • screen. Large and bright displays with good resolution eat up a lot of battery power;
  • operating system and processes. A third of all battery resources are spent on maintaining the OS and all background and non-background processes;
  • connection to networks. If a person does not use a phone, then it is advisable to disconnect from Bluetooth pairs, wireless Wi-Fi and GPS networks, deactivate the NFC module;
  • running launchers, widgets and animated screensavers. They not only add resources to the screen, but also regularly, if you take into account widgets, contact the Network to update the displayed data;
  • sensors. They are needed to increase the comfort when using the phone;
  • the processor is the heart of PCs and smartphones. With active work, it takes up most of the charge;
  • the battery itself, or rather its condition. If the battery is almost out of order, then it will sit down faster.

Android has built-in power management tools

Conserving battery on Android. how to reduce consumption

It is the rechargeable battery that makes mobile devices so compact, autonomous and convenient to use in any conditions: at home, on the way to work, and even outdoors. If you do not follow this module and do not follow the simple charging rules, then it will fail very quickly, so you will have to buy yourself a new battery or even a phone. But not everyone knows how to conserve battery life on Android and thus extend battery life. Below are the ways and some tricks.

How to set up Battery Doctor and others like it

There is no need to configure the Battery Doctor program, like other similar ones. It is enough to download them to your device, launch and optimize battery consumption using certain commands.

Note! Often in such programs there is one button that, when pressed, performs several optimization actions at once.

How much to charge

It all depends on the capacity of the battery and the voltage of the source. If this is an outlet, then there will always be 220 V in it, which are converted by the power supply to the desired value. The phone itself can support Quick Charge technologies and the like, which makes the process faster. Despite this, there is no need to charge up to 100%. The percentage displayed by the screen should be in the range of 40-80%, and in what way this will be achieved, the gadget does not care much.

First charge

The first charge is always special. It requires compliance with some rules:

  • immediately after unpacking the device, it is necessary to plant its battery by a couple of percent. The phone is not always 100%, as it was in the warehouse for a long time;
  • you cannot plant a smartphone to zero. Such advice from the Internet never gets anywhere good. It is harmful to Li-Ion and Li-Poly batteries;
  • the first charging should be done up to 100% and only with the original charger that came with the kit. This process helps to configure the controller;
  • charging should only take place from a 220 V outlet. It is not advisable to do this via a PC using USB;
  • after reaching 100%, the phone must be disconnected from the power supply;
  • calibrate the device if the charge level jumps.