System Battery Voltage is Low

A CMOS or BIOS battery may be to blame for this error, one of the few possible causes. The “System Battery Voltage is Low” problem in Windows 10 can have two main causes.

The CMOS battery must be reinserted or replaced.

In the event that the battery is knocked out of its charging slot, the voltage supplied may be reduced, and an error message may display. Furthermore, CMOS batteries only last a few years before they no longer supply enough voltage to boot the BIOS.

System Battery Voltage is Low

Second, the BIOS configuration has become corrupted.

One possible cause of the “System Battery Voltage is Low” error is the addition of new devices.

Methods for Overcoming the “System Battery Voltage is Low” Message

Method 1. Try Inserting or Swapping Out Your CMOS Battery.

In most cases, resetting the CMOS battery or installing a new one would resolve the “System Battery Voltage is Low” problem. Follow these directions:

Step 1. First, you’ll need to open the computer’s case and locate the CMOS battery on the motherboard.

Step 2. The second step is to get rid of the battery.

Step 3. Time it out for 10 minutes after you take it off in Step 3.  After that, you may either reinstall the original CMOS battery or swap it out for a fresh one and start up your machine.

The “System Battery Voltage is Low” warning should now be accessible for further inspection. If you answered yes, move on to the next option.

Method 2. Delete the System Log of Events

Delete the system’s event log to fix the problem. Here’s what you need to do:

Step 1. To begin, boot into the computer’s basic input/output system (BIOS). For instructions on doing so on Windows 10/8/7 (HP/Asus/Dell/Lenovo, any PC), see this thread.

Step 2. Second, from the main BIOS configuration screen, select the Advanced menu, then either the System Event Log, Clear Event Log, or Clear System Event Log options.

Step 3. Click the Clear System Event Log option with Enter in Step 3. After making your selection, press Enter once more to confirm and allow the computer to boot.

So, you should double-check to see if the problem has been fixed.

Method 3. Upgrade your computer’s BIOS.

If it doesn’t work, try the last option for fixing the “System Battery Voltage is Low” warning. Specifically, here’s what you do:

Step 1. First, open System Information by searching for “msinfo” in the taskbar’s search box.

Step 2. Second, you’ll want to record the BIOS date and version in a text file or on paper after you find it.

Step 3. Third, because this procedure differs depending on the maker of your computer, you need consult the manufacturer’s website.

Closing Remarks

In that article, we covered all you needed to know to get rid of the “System Battery Voltage is Low” message. Overall, the second option is the most practical way to address the “System Battery Voltage is Low” warning.

The first and last answers are more challenging. But I’m crossing my fingers that one of these is the answer to your problem.