how do i know when to replace laptop battery?
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You'll see a red X appear on the standard battery icon in your system tray and, when you click it, Windows will inform you that you should “consider replacing your battery.” Windows also says that your computer might shut down suddenly because there's a problem with your battery — in other words, your battery can't ...
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6 to 8 years is easily obtainable with proper maintenance. Typically sealed AGM batteries will give warning before completely dying. They will start slower, and require more charging. This is your clue to replace the battery.
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['Oops! ... ', "If you're using the Windows Sidebar, you can get a battery monitor widget to display the battery life. ... ", 'A different icon may appear in the notification area when the laptop is AC powered.']
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Click on the battery level in your top menu bar to bring down a drop-down. At the top of the menu, you'll find the TL;DR version of your battery's current condition. If it says “Replace Soon,” “Replace Now,” or “Service Battery,” it's time to look into a replacement.
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On battery power Clicking the battery icon in the OS X menu bar or in the Windows 10 system tray shows you how much time remains before your laptop's battery runs out. You can also see the battery life remaining in System Preferences in OS X and Settings in Windows 10.
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Repair. If your battery is actually damaged, you can repair it yourself with a soldering iron (and a little confidence). ... The battery cell in the video below is a rechargeable lithium-ion cell from a laptop battery pack.
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[' It will not turn on. This is definitely the most obvious and easiest way to determine if your battery has simply had enough. ... ', ' Only showing signs of life when connected to a charger. ... ', ' Dying fast even after fully charged. ... ', ' Overheating. ... ', ' Battery bulging.']
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The CMOS battery gets charged whenever your laptop is plugged in. It's only when your laptop is unplugged that the battery loses charge. Most batteries will last 2 to 10 years from the date they're manufactured.
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In Windows 7, Windows Vista, or Windows XP, click the battery icon in the Windows Notification Area in the lower-right corner of your screen. The pop-up window also indicates if the laptop is plugged in and the battery is charging.
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['In Windows, search for and open HP Support Assistant. ... ', 'Select the My devices tab, and then select your PC from the device list.', 'Click the Troubleshooting and fixes tab, and then select Battery Check.', 'Wait while the battery check completes.']
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There are some sure ways you can tell if your battery is bad by simply taking a good look. There are a few things to inspect, such as: a broken terminal, bulge or bump in the case, crack or rupture of the case, excessive leaking, and discoloration. Broken or loose terminals are dangerous, and can cause a short circuit.
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To find out what your MacBook's battery cycle is, go to  > About This Mac > System Report, and select the Power tab, under Hardware. In the right panel, you will find the Cycle Count, as showed below.
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['Turn off all peripheral devices connected to the computer.', 'Disconnect the power cord from the AC power source.', 'Remove the computer cover.', 'Find the battery on the board. ... ', 'Remove the battery: ... ', 'Wait 1–5 minutes, then reconnect the battery.', 'Put the computer cover back on.']
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If your laptop has a user-serviceable battery — that is, one you can remove on your own — you can replace your battery fairly easily. If your laptop doesn't have a user-serviceable battery, you'll need to contact the laptop's manufacturer so they can crack your laptop open and change its battery for you.
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2 Answers. Most likely the battery has died or is no longer being recognized by the system. ... This means your MacBook does not recognise the battery.
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It depends on the draw of the laptop, so the laptop, peripherals and how you use the laptop come into play. For example, with the 62WHr battery if the laptop draws about 12.4 watts, then the battery will last 5 hours. The 43WHr battery at the same 12.4 watts will last about 3.5 hours.
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['Locate the USB receiver for the device, and then make sure it is connected directly into a USB port on the computer. note: ... ', 'Look for and remove any battery tabs from the device. ... ', 'Make sure the device has adequate power. ... ', 'If the device has a power switch, confirm the switch is set to ON.', 'On your computer, test the device.']