Windows 7 battery health check utility

Replace the battery. If your computer is within its warranty period, you can contact HP support to verify if your battery is covered. Write down the battery status and Failure ID. A battery is not installed or detected in the battery compartment. If a battery is installed, remove the battery and inspect the pins to see if there is dirt or other foreign matter blocking the connection.

Fully insert a battery into the compartment if a battery was not inserted and you want to test the battery in that compartment. Remove and reinsert the battery.

You might need to download and install all the updates from HP Support Assistant. To use HP Support Assistant to check and calibrate the battery, follow these instructions:. If the app is not installed on your computer, go to HP Support Assistant to download the latest version. Select the My notebook tab, and then click Battery. The battery page is displayed. Status results you might see include the following:.

After the battery charges and discharges, recharge it back to a full charge to perform a battery test before Windows starts. Press and hold the Power button for at least five seconds to turn off the computer. Turn on the computer and immediately press esc repeatedly, about once every second. When the startup menu appears, press f2. On the Battery Test page, click Run once. The Battery Test begins. The Battery Test takes about two minutes.

The Battery Calibration, if needed, requires 2 to 4 hours. You can cancel at any time by pressing the esc key. When the testing is done, review the first line on the Battery Check page that displays the status or condition of the battery. If your battery passed, click Main Menu or click Battery Details for more information. If the battery passes and needs to be calibrated, click Calibrate Battery.

If your battery failed, check the following table for suggested actions, and then write down the battery status and Failure ID. The battery does not need calibration. Read the remainder of the message for more information. Read and respond to the message that is displayed. If the option to use the HP battery auto calibration feature is displayed, this is preferred.

Otherwise, click Learn How to Calibrate your Battery for the steps to calibrate your battery. Battery calibration might take several hours to complete and is best performed during long periods when the computer is not in use. Manually calibrating the battery requires you to fully charge the battery, discharge or drain the battery, and then recharge the battery.

These instructions work with most battery types. Run a battery test after calibrating the battery. Calibrating the battery improves the accuracy of the battery gauge software so that it more accurately displays the current level of charge. To check the battery charge, hover the pointer over the battery icon in the system tray on the Desktop. The purpose is to drain or discharge the battery, not get the results of the test. The battery discharges and the computer turns off before the test results are displayed.

Click Loop until error to start the test. Let the test continue until the battery is completely discharged and the computer shuts down. If you run HP Battery Check before the battery charges fully, you might get a false battery failure result. To make sure that the computer reaches a full charge, keep the computer attached to the AC adapter for at least 3 hours.

Check the battery charge. Turn on the computer and start Windows normally. On the desktop, hover the pointer over the battery icon in the system tray to view the battery charge percentage. If you plug in your AC adapter and immediately run the HP Battery Check, you might get a false failure showing the battery is bad.

This BIOS utility provides a number of settings designed to improve battery longevity and performance for select HP business computers. Turn off the computer, and then make sure that the power cord is connected to the computer. Turn on the computer, and then repeatedly press the esc key until the Startup Menu is displayed.

The Battery Health Manager feature opens. Maximize my battery health : Use this setting if the computer stays plugged in to the power adapter most of the time. Let HP manage my battery charging : Use this setting if the computer is operating under a heavy load or being used in hot environments.

Charging behavior automatically adjusts to balance between maximizing battery health and maximizing battery duration. Maximize my battery duration : Use this setting if you need to have the battery fully charged when taking the computer off the charger. Review the frequently asked questions about testing and calibrating the battery. HP provides diagnostic software you can use to test hardware components on your computer.

HP PC Hardware Diagnostics for Windows is a Windows -based utility that allows you to run diagnostic tests to determine whether the computer hardware is functioning properly. The tool runs within the Windows operating system to diagnose hardware failures. To download the latest version, go to the HP Hardware Diagnostics website. Review the following list for more information about the results displayed under either Battery Details or Advanced Information.

Charged or Discharging : Percentage displays how close to a full charge the battery is. Displays Charged when the power cord is plugged into the computer or Discharging when the power cord is disconnected. Primary Battery : Summarizes the test result for the primary battery. Warranty Type : Describes the warranty of the battery. Cycle count : The number of times the battery can be fully discharged and recharged.

In the example, the battery has been charged and discharged 38 times out of Manufacturer : A code that indicates the manufacturer of the battery. Battery Age : The number of days since the battery was manufactured. Serial Number : The serial number of the battery. Temperature : The temperature of the battery. Design Capacity : Displays the designed charge capacity of the battery. Full Charge Capacity : Displays the capacity of the battery when fully charged.

Remaining Capacity : Displays the remaining charge of the battery in milliampere hours mAh instead of a percentage. Current : The discharge current, represented in milliamperes mA. When the computer uses AC power, Current displays 0 mA. Terminal Voltage : The voltage output from the battery terminals. Design Voltage : Displays the designed voltage of the battery. Note: Not seeing the app? Install PC Health Check app. Sign in with your Microsoft account or create a new one to sync your preferences across your devices, such as passwords, Microsoft Edge browser settings like favorites and reading lists, themes, and more.

You can also back up your photos and files to OneDrive. Regular Windows updates help keep your device running smoothly and securely. Use this section of PC Health Check to get info on how your batteries are performing compared to their original capacity for devices with one or two batteries. Battery capacity will be available for devices older than 3 years. Expand this section of the app for info on how much free space is left.

Select Manage storage settings to turn on Storage Sense or get other cleanup recommendations. Get info on the startup time for your device, along with more info about what affects these times. Select Manage your startup programs to review and change your startup apps. Select Tips on PC Health to learn more ways to improve your device performance.

As you can see, the last full charge is only some 5. From experience I know that this battery will only last a few months more. I recently did a 'stress test' on this battery which will show you the minimum time you can expect while running the laptop at 'full power' , and it only managed 36 minutes. Compare that with minutes for the new battery. All rights reserved.