Complete Steps to Fix ACPI_BIOS_ERROR in Windows 10


ACPI_BIOS_ERROR in Windows 10 come into view suddenly and interrupt your entire work, generally, this error start appearing after installation of new hardware or software. You may also get ACPI_BIOS_ERROR on Windows 10 while the installation of any program.

Signs of ACPI_BIOS_ERROR Blue Screen Errors

  • Suddenly crashing of the active program window with “ACPI_BIOS_ERROR”.
  • A”STOP Error 0xA5: ACPI_BIOS_ERROR” is appeared.
  • Frequently crashing of PC or laptop with Error 0xA5 when executing the same program.
  • The ACPI_BIOS_ERROR bug check has a value of 0x000000A5. This bug check indicates that the Advanced Configuration and Power Interface (ACPI) BIOS of the computer is not fully compliant with the ACPI specification.” is appeared.
  • Windows gets slow and take more time to execute any task.


Reasons for ACPI_BIOS_ERROR Blue Screen Errors

  • Old or damaged device drivers OR Incorrectly configured system drivers.
  • Damaged Windows registry database due to a recent software change (install or uninstall).
  • Computer Virus or malware infected Windows system files and damaged system related files which can generate this issue.
  • Clash of system drivers after installation of new hardware.
  • A damaged hard drive may generate “Error 0xA5 blue screen”.
  • You may also face ACPI_BIOS_ERROR STOP error because of memory (RAM) corruption.


Steps to Solve ACPI_BIOS_ERROR in Windows 10

Step First: Fix Automatic Startup with Windows 10 Setup Disk

This task is automatically executed by the Windows 10. But if this trick is unable to trigger automatically then you have to run it manually. Apply the below-given steps to run this task, a bootable Windows 10 installation DVD or USB is required to execute the steps.

Note: If you are unable to boot your computer normally then go to the Step Second.

Step 1: Attach the bootable disk or USB and restart the computer, wait for it to start.

Step 2: After booting click on the Next2 copy

Step 3: Select Repair your computer3 copy

Step 4: Click Troubleshoot4 copy

Step 5: Click Advanced Options5

Step 6: Click Startup Repair6

Step 7: Follow the screen instructions to complete the process.

This method will fix the automatic booting if this method didn’t work then go with the method 2.


Step Second: Try to boot The Computer or laptop into Safe Mode if your system is unable to Load Windows Normally

Step 1: Attach the bootable disk or USB and restart the computer, wait for it to start.

Step 2: After booting click on the Next7

Step 3: Click Repair your computer8

Step 4: Click Troubleshoot9

Step 5: Click Advanced Options10

Step 6: Click Startup Settings

Step 7: Click Restart on the bottom-right.

Step 8: Once it reboot, select any from the safe mode option. Safe Mode with Networking is suggested (this allow you to use the internet under safe mode)


Step Third: Update the BIOS Driver to Fix the ACPI_BIOS_ERROR

After booting Windows 10 into safe mode, now you have to install the BIOS driver to fix the ACPI BIOS ERROR. Visit the manufacturer’s website of your PC or laptop and select drivers that suitable for your PC motherboard.


Steps to Update your BIOS Driver

Step 1: First you have to boot your system into Safe Mode.

Step 2: now, find out the brand of your system’s motherboard. Search for the motherboard brand name and download the suitable Drivers from the manufacturer’s website

Step 3: After downloading, now you have to install the BIOS driver. This will fix the ACPI_BIOS_ERROR 


# Boot your PC/Laptop via Bootable USB

Boot your system via bootable USB, follow the below-given steps one by one:

Step 1: Open the BIOS setting Windows then choose the fastboot option and enable it

Step 2: Now, you can access a lot of options that were previously not available

Step 3: Chose full support under the USB options

Step 4: Now, you can easily boot up your system via any bootable USB drive (having different versions of Windows, Linux, and more)


Professional Recommendation:

If the above-given steps are unable to fix the issue then you can also try an automatic method to fix ACPI_BIOS_ERROR in Windows 10. This tool is one of the most effective ways to get rid of Windows 10 BIOS error.

Through this tool, you can repair this error without nee do doing anything manually. Simply download, install and run this app for Windows 10, it will automatically scan the PC for error and fix the all present issue.

It will also repair the damaged registry database and enhance the speed of your Windows 10 PC. So it hoped that any of the given ways will help you to make your PC Error Free.

Follow 3 Simple Steps to Repair PC Instantly!

Step 1 – Download & Install PC Repair Tool.

Step 2 – Click “Scan” button to diagnose the PC.

Step 3 – Click “Fix Errors” to the fix the issues and you are done.

(Note: This powerful tool can increase your performance by 97%)

Complete Steps to Fix ACPI_BIOS_ERROR in Windows 10
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Complete Steps to Fix ACPI_BIOS_ERROR in Windows 10
Want to fix or remove ACPI_BIOS_ERROR in Windows 10, don’t worry and apply the given manual/automatic way to repair this issue.
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Fix PC Error
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