Check iPhone battery health by checking charge cycles

How many battery charge cycles have you performed on your iPhone? This information is very useful if your iPhone has reached less than 80% of maximum battery capacity and before reaching the 500 full charge cycles. If this is your case, and the device is still within the 1 year warranty, you can ask the Apple free iPhone battery replacement.

one counts complete cycle charge when you use (discharge) an amount equivalent to 100% of the battery's capacity, but not necessarily from one charge. If you use 75% of the battery's capacity in one day, then charge it to full overnight, and then use 25% the next day, then you will have discharged 100%, and the two days will be equivalent to one charge cycle. Therefore, a charge cycle may vary depending on how your iPhone is used.

In addition to verifying that your battery iPhone will need a trade, knowing this information helps a lot when buying or selling a iPhone used, so you will know exactly if the battery health is good or already having a problem. Check out our tutorial now.

Check the maximum battery capacity

The first step is to check the maximum battery capacity of the iPhone. This measurement is a percentage, which indicates how much the battery is capable of charging when compared to a new battery. To check, follow the steps:

1. Our Settings from iPhone, select Battery and after that, Battery Health.

2. In the window that opens, you will find the Maximum capacity of the battery. In the case below, it means that the battery has 88% of the capacity of a new battery. so that the Apple exchange it under warranty, this number must be below 80%. If this is your case, the next step is to check the amount of battery cycles.

Locate iPhone Battery Cycle Log

1. With your iPhone in hand, enter us Settings and select Privacy (this item will be further down the Settings menu, after the Battery icon).

2. Then select the item Analysis and Improvements, and then activate Share Analysis. It is recommended to wait two days after activating this option, for the system to collect all the information and define how many battery cycles of the iPhone were performed.

3. To access the analysis, access again Analysis and Improvements, and you will find the item Analysis Data, tap to open and then a list of system log files will be displayed, in alphabetical order. Look for files named by “log-aggregated”, and open the last file that is written “log-aggregated”.

4. Inside the file that you opened there is a lot of information, and it will be necessary copy all content protocols for Notes do iPhone to look up how many battery cycles have been done on your iPhone. To facilitate copying, we recommend scroll down to the end of the file, select a term e upload with the selection tool to the top of the screen.

5. Within the Notes, create a new annotation and copy all content. To find the number of cycles, click on the button located in top right corner called Share.

6. After opening this menu, scroll down a little and click em search in Note and write exactly“BatteryCycleCount” or "CycleCount” and locate the item. When you find this term, notice that on the side you will have a number between the terms " ” e " ”, this will be the number of cycles that have already been done on your iPhone. (In the example below, the number “999” is the number of battery cycles the iPhone that have already been done)

Check out the two videos we made with the step-by-step guide on how to check iPhone battery cycles in case you have any questions.

Analyzing the registry using Windows Notepad:

If you want to search for information on the computer, you can use Notepad, in a simple process. Here we teach you how to share the log through Google Drive, however it is also possible to share with other cloud sharing services such as Dropbox e iCloud Drive.

1. Send the “log-aggregated” file to the Google Drive, to do this just click on the icon of Sharing and select the Google Drive. You can also send the file by email or another means that you can access on your computer. (https://www.smallhandsbigart.com/) With this tip you will save time and not need to select the entire content of the file at once. iPhone;

2. On your computer, download the file that was shared earlier and open it with Notepad, since the file extension“.ips” is not compatible with the viewer Google Drive or another program. To open this file, just right-click right button mouse and select "Open with" and choose the Notepad;

3. After opening the file with Notepad, press "Ctrl + F" simultaneously to open the menu To locate and type exactly the term “BatteryCycleCount” or "CycleCount", and click find next. When locating this term, beside you will have a number between the terms " ” e " ”, this will be the number of cycles that have already been done in your iPhone.

Tips to maintain iPhone battery health

You may ask yourself, but how battery can it degrade over time? There are several factors that can harm the battery of the iPhone over time, such as operating temperature, environment being charged, and even the iOS outdated, here are the tips to preserve your battery:

• Software updates from Apple include several advanced technologies to save energy. always keep your iPhone with the latest version of iOS;
• O iPhone It was designed to perform well at various temperatures, with the ideal temperature being between 16ºC to 22ºC. Prevent your smartphone from being exposed to temperatures above 35°C, it will permanently damage the battery's capacity and the device will not fully charge;
• load your iPhone at high temperatures it will cause even more damage, luckily the iOS will block charging at 80% if battery temperature exceeds recommended limit;
• At very low temperatures, it is possible that the battery life will drop, but this will return to normal when the ambient temperature is normalized.

• load the iPhone with the cover can also increase the temperature of the device, so it is recommended to remove the cover before charging.

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Source: Apple