How to check battery health

Nowadays, our entire day depends on smartphones and laptops. If the battery gets damaged quickly, then there is a lot of trouble. Sometimes we think that the battery is not running as much as before, but the real reason is not known.
It is very important to know how to check battery health. With this, you can understand how good the battery is and how long it will last. In this article we will tell you easy ways to check the battery of mobile and computer in simple language.
Whether you’re an Android user, an iPhone or a laptop user, there’s a step-by-step guide for everyone. Let’s begin.
Why is it important for battery health?
The battery is the heart of every device. Over time, its effectiveness decreases. If you regularly check the battery health, you can get the battery changed in time.
A bad battery slows down the phone, causing overheating and sometimes even shutting down the device. With the right information, you can also take measures to save battery.
How to check the health of the battery in an Android phone
It is quite easy to check the battery health in an Android phone. Most new phones have a built-in option.
First of all, open the Settings app. Scroll down and tap on Battery or Battery & Device Care. Here you will see the option of Battery Health or Battery Usage.
In some phones, the maximum capacity is shown in percent. If it is below 80% it may be time to replace the battery.
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Samsung, OnePlus, and Xiaomi

Go to Settings > Device Care > Battery. Here you can do a battery test with the Diagnostics tool.
Go to Settings > Battery > Battery Health. Check the battery section in the Security app or Settings on Xiaomi and Redmi phones.
If your phone doesn’t have a built-in option, install apps like AccuBattery or CPU-Z from the Google Play Store. These apps provide detailed information.
How to check the health of the iPhone battery

Checking the battery is the easiest for iPhone users.
Open the Settings app and go to Battery Health and Charging. Here the maximum capacity will appear in percentage.
Apple says that 80% or above capacity is considered good. If the message of throttling comes in Peak Performance Capability, then the battery should be changed.
More details are available in iOS 18 and newer versions.
How to create a battery report on a Windows laptop
The PowerShell command in Windows is very useful for laptop users.
Type cmd in the search bar and select Run as administrator. After that, type the following command.
powercfg / batteryreport / output C:\ battery_report.html Press Enter. The report will be saved in the HTML file. Open it in your browser.
The report will show the Design Capacity and Full Charge Capacity. This shows how damaged the battery is.
How to check the battery health of a MacBook.

For MacBook users, go to Settings > Battery > Battery Health.
Here you will see Cycle Count and Condition. You will get a status like Normal, Service Recommended or Service Now.
You can also open System Information by pressing Options from the Apple menu. Complete details can be found in the Power section.
Simple Ways to Improve Battery Health
After how to check the battery health, it is also important to keep it good.
- Don’t let the battery go below 20%
- Always use the original charger.
- Don’t let the phone get too hot
- Close the background apps.
- Turn on Auto Brightness
- Unplug the phone by charging it to 100% at night. This reduces the pressure on the battery.
Battery Health Apps That Will Work
Some of the reliable apps:
- • AccuBattery (Android)
- • Battery Guru
- • 3uTools (for iPhone on PC)
- • Coconut Battery (Mac)
These apps track battery performance over time and also give good advice.
When do we need to change the battery?
If the maximum capacity reaches below 75-80%, consider replacing the battery.
These are the signs if the phone is shutting down frequently, discharging rapidly or heating up.
A new battery will make your device feel like it’s new.
Conclusion
Knowing how to check battery health is important for every user today. A regular check-up can help you extend the life of your device and save money.
You can easily know the status of your battery by adopting the methods mentioned in this article. Adopt good habits and keep the battery healthy.
If you have any queries, ask in the comments.
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FAQ Section
Q1. How to check the battery health of an Android phone?
Answer: Go to Settings > Battery > Battery Health.
Q2. What to do if the battery health of the iPhone is less than 80%?
Answer: Replace the battery. It is better to change from the Apple Store or the authorized service center.
Q3: How to make a battery report of a laptop?
Answer: Run the powercfg / batteryreport command in the Command Prompt.
Q4. What is the best way to improve battery health?
Answer: Keeping the charge between 20-80%, using the original charger and avoiding overheating.
Q5: Do third-party apps show the correct battery health?
Answer: Yes, good apps like AccuBattery give a lot of accurate information.

