How to Fix Acer Laptop Battery not Detected Error

Acer laptops are known to be durable and long-lasting. But like any other hardware, laptops can sometimes encounter problems, and one of the most common issues that many Acer laptop owners face is the laptop battery not detected error. This error can be a frustrating problem, especially if you rely on your laptop’s battery.

Thankfully, there are several steps you can take to fix the issue. In this article, we’ll discuss some of the most effective ways to fix the Acer laptop battery not detected error.

What Causes the Acer Laptop Battery Not Detected Error?

Before we dive into the steps to fix the error, let’s first discuss the possible causes of the problem. Here are some of the reasons why your Acer laptop’s battery might not be detected:

1. The battery is faulty or damaged.
2. The battery’s contacts are dirty or corroded.
3. The laptop’s BIOS is outdated.
4. The laptop’s battery drivers are outdated.
5. The battery is not properly connected to the laptop.

How to Fix the Acer Laptop Battery Not Detected Error

Now that we’ve covered the possible causes of the error let’s look at some of the steps to fix the Acer laptop battery not detected error.

1. Reconnect the Battery

The first step you should try when you encounter the not detected error is to reconnect the battery to the laptop. Here are the steps you should take:

1. Power off the laptop and remove the battery.
2. Clean the battery’s contacts with a dry cloth.
3. Reinsert the battery back into the laptop.
4. Turn on the laptop and wait for it to boot up.

After the laptop boots up, check whether the battery is detected. If the battery is still not detected, then try the next step.

2. Update Your BIOS

An outdated BIOS could also cause the battery not detected error. Updating your BIOS can fix the issue. Here are the steps to update your BIOS:

Note: Updating your BIOS can be risky. Follow the instructions carefully and ensure that you have a backup power source in case of a power outage.

1. Go to the Acer website and download the latest BIOS version for your laptop.
2. Save the BIOS file to a USB flash drive.
3. Insert the USB flash drive into the laptop and restart it.
4. Press the F2 key to enter the BIOS setup utility.
5. Navigate to the "Boot" tab and select "Boot priority order."
6. Move "Removable Devices" to the top of the list.
7. Save changes and exit the BIOS setup utility.
8. The laptop will restart and load the BIOS update from the USB flash drive.
9. Follow the on-screen instructions to update the BIOS.

3. Update Your Battery Drivers

Outdated battery drivers could also cause the battery not detected error. Here’s how to update your battery drivers:

1. Go to the Device Manager by searching for "Device Manager" in the Start menu.
2. Locate and expand the "Batteries" section.
3. Right-click on the battery and select "Update driver."
4. Select "Search automatically for updated driver software" and follow the on-screen instructions.

After updating your battery driver, restart your laptop and check whether the battery is detected.

4. Replace the Faulty Battery

If the above steps do not fix the error, then it’s likely that your battery is faulty or damaged. If your Acer laptop is still under warranty, then contact Acer customer support for a replacement. If your laptop is out of warranty, then you’ll need to purchase a new battery.

5. Clean the Battery’s Contacts

Dirty or corroded battery contacts can also cause the not detected error. Here’s how to clean the battery’s contacts:

1. Power off the laptop and remove the battery.
2. Mix equal parts water and vinegar in a small bowl.
3. Dip a cotton swab in the solution and use it to clean the battery’s contacts.
4. Dry the contacts with a clean cloth.
5. Reinsert the battery back into the laptop.
6. Turn on the laptop and wait for it to boot up.

After the laptop boots up, check whether the battery is detected.

Conclusion

The Acer laptop battery not detected error can be a frustrating problem, but fortunately, there are several steps you can take to fix the issue. Start by reconnecting the battery, updating your BIOS, updating your battery drivers, or cleaning the battery’s contacts. If all else fails, then it’s likely that your battery is faulty and needs to be replaced. Hopefully, the steps we covered in this article help you fix the Acer laptop battery not detected error.