Event ID 56: What Is & How to Fix It

Updating your BIOS could resolve this Event ID

4 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Key notes

Some Event IDs in Windows can often be ignored as they do not interfere with the system’s functioning. However, with Event ID 56, the pop-up seems to interrupt normal operations, as you can either end up with aBSODerror or unexpected shutdowns.

The Event ID is sometimes accompanied by the Event ID 56 ACPI 2, which further gives you more clues that a driver is faulty. Regardless of the details, some universal solutions have worked for users, and we share them with you in this article.

What is Event ID 56?

Event ID 56 is a generic Windows error that appears when certain events occur. Multiple factors, such as a hardware problem with the computer or a problem with the operating system, can cause this error.

One thing that stood out from most reports was that ASUS users were the most affected by the Event ID 56 error.

Although the Event ID 56 error can be from a source application popup, some of the general causes include:

How do I fix Event ID 56?

Before you embark on the advanced solutions, we recommend that you try the following first, as these preliminary steps could resolve the issue:

1. Restart the Windows Update service

2. Update BIOS

3. Disable C-States

Disabling C-States is a way to reduce power consumption by turning off parts of the CPU that aren’t being used.

It is important to note that although disabling C-States does not affect the performance of the CPU, it will take a significantly longer time for it to wake up whenever it goes into sleep mode.

Apart from these solutions, a handful of users could bypass Event ID 56 byoverclocking their CPUs. While this can be beneficial in boosting your PC’s performance, if not monitored, you risk damaging your CPU permanently.

If you go through this route and it works for you, we highly recommend you also installoverclocking monitoring softwareso that the lifespan of your processor is not affected.

For those who are unfortunate, perhaps performing a system restore orupgrading your motherboardmight help in this situation.

If you have experienced this error and have any other solution not mentioned here, please comment below.

Event ID 56: What Is & How to Fix It#

What is Event ID 56?#

How do I fix Event ID 56?#

1. Restart the Windows Update service#

2. Update BIOS#

3. Disable C-States#