Why does my laptop suddenly shut down on battery when left 30 percent?
If your laptop battery dies without any warning, if it happens to be working outdoors, it will bring a lot of trouble to work. So how to fix a laptop battery that dies fast?
How to Fix Laptop Battery Draining Fast?
If the power is turned on, please turnoff the power again and unplug the power adapter. It is recommended to press and hold the power button for about 15 seconds after the laptop is turned off.This will force your laptop to enter deep shutdown mode. Plug in the power adapter and battery to charge about 10 minutes, then start laptop.
Disable Programs That Drain Battery Power
The applications installed on your computer may be the reason your battery drains faster. Therefore, you should check which apps consume the most resources and disable them. To check this,you have to go to Settings -> System -> Battery -> "See which apps are affecting your battery life" by app. So far, Google Chrome has been recognized as the largest battery consumer. If none of the above fixes helped you solve the battery drain problem in Windows 10, please following
Disconnect Unnecessary Peripheral Devices
Peripheral devices are devices that you connect to your computer physically or via Bluetooth. If a peripheral device is plugged in or connected, it will drain battery. You can unplug it.
In addition, if you don't need a Bluetooth device, you can disable Bluetooth.
Uninstall Windows 10 updates
Thousands of people on relevant forums accused the installation of certain windows updates and found that the life of the battery has dropped dramatically. So, you try to undo the Windows 10 update to solve the problem of sudden battery drain.
Open the settings app.
Navigate to Update and Security ->Windows Update.
Select Advanced options and click View update history.
After that, choose to uninstall the update.
Check Charging Adapter
Using poor-quality chargers or high-load peripherals can easily cause the battery to be charged in an incorrect way, causing battery loss suddenly when no adapter is used. Before purchasing or using a universal adapter, please check the parameter of this adapter.
Shopping online is a convenient and cheap way to buy a Chromebook, HP or Dell laptop adapter. If in the market, you cannot find a product suitable for a specific laptop model. Then you can search in GEMWON laptop accessories wholesale online store or leave a message to tell the servicer, they will prepare all the notebook accessories you need and ship to your hands at the fastest time.
Calibration Battery
When sudden drop in laptop battery percentage, you need to recalibrate the battery on the laptop. Over time, atypical laptop battery will weaken. A key indicator of a weak laptop battery is the difference between battery life readings and actual battery life. To correct this difference and extend battery life, the simple solution is battery calibration.
Calibrate Laptop Battery
1. Change the power settings of your laptop
Navigate to the taskbar on the screen display and right-click on "Battery"
Select "Power Options"
Under "Power Options", select "Change Plan Settings"
2. Click the "Turn off the display"drop-down menu and select "Never"
Click the "Put the computer to sleep" drop-down menu
Choose "Never"
Press the "Change Advanced Power Settings" button
Click the "+" (expand) sign next to "Battery"
Click the "+" (expand) icon next to "Critical Battery Action".
Select "Hibernate"
Select the "+" icon next to"Key Battery Level" (expanded)
Under "On battery", select "Percentage"
Set the percentage to a lower value:1% to 5%
Click "Apply" at the bottom right corner of the page
Choose "OK"> "Save Changes"
3. Connect your laptop adapter until it is fully charged.
4. Disconnect the charger
Remove the charger from the laptop and let the battery drain (discharge). When the battery is completely exhausted,the notebook computer will enter a hibernation state or completely power off.
After the laptop is fully charged, the manual calibration process is complete. Your laptop should now display normal battery life readings.
After the whole process is complete,you can reset the power settings of your laptop.
How to Check Laptop Battery Health in Windows 10?
1. Right-click the start menu and click "Windows power shell (Administrator)".
2. In the command page, enter: powercfg /battery report /output "C:\battery_report.html", and save the battery information in C:\battery_report.html.
3. Then, open C:\battery_report.html in according to the above addresses, find and open the battery_report.html file.
4. In the battery_report.html page file, you can see the detailed laptop battery report, as shown in the figure is the factory battery capacity and the current battery capacity.
Replacement Battery
If reset and recalibration did not solve the laptop battery drops suddenly, and the battery is still more than 30%depleted, you may need to purchase a new battery. The laptop battery will start to lose its life after 3-4 years of use. The best solution is to replace the battery.
If laptop computers have removable batteries, they are relatively cheap and easy to replace. If the laptop has a built-in battery, it may require a technician to repair it.
Asus ux501 as an example for replacing the laptop built-in battery.
Tools: Prepare a laptop repair screwdriver set and replace battery spare parts.
1. Use a T5 screwdriver to remove the back cover.
Turn to D cover of the laptop, which is the back of the computer (it is recommended to put a soft cloth on the table to avoid scratching side A), and remove all the screws one by one. Note that most computers still have screws under the foot pads. It is best to check before disassembling.
2. After removing all the screws,don't rush to open the back cover. Most computers still have several buckles.If you open it forcibly, the plastic buckles will be broken easily.
3. It is recommended to find a suction cup, starting from the bottom, gently pull up with the suction cup. If you can't find the suction cup, slowly separate the back cover from the body along the largest gap.
4. See the entire motherboard, the battery is in the lower right corner, disconnect the power cable.
5. The power cable is fixed by buckles on both sides. Gently buckle the two sides to disconnect the cable.
6. Remove the battery
After the power is completely disconnected, first remove all the screws that secure the battery, and keep them properly. If there are screws of different specifications, need to distinguish.
7. Remove all the upper screws, pullout the battery, and then replace it with a new battery.
8. Follow the reverse steps to install the battery, first insert the buckle into the card slot.
Then tighten all the screws in turn, confirm that the installation is correct, you can connect the power cable, and finally close the back cover of the notebook.
Summary:
Portable computers are essential tools for professionals. Since it runs on batteries, we always want long battery life. The above is a tutorial to repair laptop battery draining fast in windows 10, I hope it can help you. For more notebook repair tutorials, please visit the GEMWON notebook repair blog.
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