From our guide, read on to find out how to enable S3 sleep state and disable Modern Standby on your PC.
What is the S3 sleep state?
The S3 sleep state is when the system can be on when it’s not performing any computational tasks. It is the third in the sleep state order States S1, S2, S3, and S4. They all have different characteristics that determine how they operate. However, the S3 sleep state is a low wake latency sleeping state, and for some systems, the S3 sleep state is not supported. It features the CPU context, system cache contents, and chipset context loss because it retains only the system memory. Also, placing the system in an S3 sleep state only provides power to the USB 3.0 ports. However, the S3 sleep state is disabled when Modern Standby (SO) low power idle is supported. So, to enable the S3 sleep state, we’ll take you through how to disable the Modern Standby (SO) on Windows.
How can I check my PC’s sleep state?
Before proceeding with any steps, check your system’s current sleep state: So, proceed with the steps below to disable the Modern Standby to enable the Legacy Standby (S3).
How do I enable S3 sleep state & disable modern standby?
1. Use a Registry script
The steps above will disable the Modern Standby and give way for you to enable the S3 sleep state. Read how to fix errors accessing the Registry if you run into issues with the steps above. SPONSORED
2. Use Command Prompt
The Command Prompt uses the reg commands to modify the Windows registry, disabling the Modern Standby. This solution will also help you disable modern standby on Windows 10 so try it out. Check our guide on what to do if you can’t run the Command Prompt as an administrator on Windows 11.
3. Via the Registry Editor
Editing the Power entry in the Registry Editor will impact the Modern Standby and disable its power state. Note: Disabling the Modern Standby (SO) on Windows via any of the above steps allows the S3 sleep state to work. So, users can run the steps to check the system’s current Sleep State to know if the S3 sleep state is enabled. Further, our readers may be interested in our article about the Ultimate Performance power plan and how to enable it. Also, read how to fix a computer not going to sleep on Windows 11. Also, users report computer crashes after waking up from sleep, making it difficult to revive the system. In conclusion, ensure you follow all the steps outlined strictly for optimal results to disable modern standby and enable the S3 sleep state. Further questions or suggestions are welcomed in the comments section.
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