How to Install Windows 11 24H2 on Unsupported Hardware

You can install Windows 11 24H2 on unsupported hardware using the Rufus clean install method or the CMD /product server bypass. I tested four popular bypass methods on 24H2, and two of them still work. Here’s exactly what happened with each method and how to use the ones that succeed.

Applies to: Windows 11 (24H2) on unsupported hardware | Last updated: April 16, 2026

Note: If you’re looking to install the newer Windows 11 25H2 on unsupported hardware, see my updated FlyBy11 bypass guide instead. The methods below are specific to the 24H2 update.

Key Takeaways

• The appraiserres.dll method no longer works on Windows 11 24H2 — Microsoft patched this bypass.
• The Rufus in-place upgrade method also fails on 24H2 due to stricter hardware checks.
• A Rufus clean install works, but you lose all apps, files, and settings.
• The CMD /product server method works and lets you keep your apps, files, and settings during the upgrade.
• Your CPU must support PopCnt and SSE4.2 — there is no workaround for processors without these instructions.

Quick Steps

1. Download the Windows 11 24H2 ISO file.
2. Download Rufus and create a bootable USB with the bypass options enabled.
3. For a clean install: boot from the USB and install fresh (you will lose all data).
4. For an in-place upgrade: use the CMD /product server method instead — mount the ISO and run setup.exe /product server from an elevated command prompt.

In This Guide

• Method 1: Appraiserres.dll Method (Failed)
• Method 2: Rufus In-Place Upgrade (Failed)
• Method 3: Rufus Clean Install (Works)
• Method 4: CMD /Product Server Method (Works)
• Frequently Asked Questions

Method 1: Appraiserres.dll Method (Failed)

The appraiserres.dll method was one of the original ways to bypass Windows 11 hardware requirements. It involves downloading the Windows 11 ISO, mounting it, copying the contents to a folder, and then deleting the contents inside the appraiserres.dll file to skip the CPU, TPM, and Secure Boot checks.

I tested this on 24H2 and it no longer works. Microsoft tightened the requirement checks in this release, so emptying the DLL file no longer bypasses them. If you used this method successfully on older versions of Windows 11, you will need to switch to a different approach for 24H2.

Method 2: Rufus In-Place Upgrade (Failed)

Rufus can create a bootable USB with options to remove the CPU, RAM, TPM, and Secure Boot checks. I used Rufus to create a Windows 11 24H2 USB and then attempted an in-place upgrade by running the setup from within Windows.

Unfortunately, this method also failed on 24H2. The unsupported processor and lack of TPM still blocked the in-place upgrade, even with all the Rufus bypass options enabled. The setup process detected the incompatible hardware and refused to continue.

Method 3: Rufus Clean Install (Works)

While the in-place upgrade failed, a clean install using Rufus still works on 24H2. I created a bootable USB with Rufus, booted from it, and installed Windows 11 24H2 fresh. The bypass options in Rufus successfully disabled the hardware checks during a clean installation.

The downside is that a clean install wipes everything — all your apps, files, and settings are gone. Make sure to back up anything important before using this method. If you need step-by-step instructions, see my Rufus bootable USB guide.

Method 4: CMD /Product Server Method (Works)

The CMD /product server method is the best option if you want to keep your apps, files, and settings while upgrading to 24H2. This method works by launching the Windows setup with specific arguments that trick the installer into thinking you’re upgrading a Windows Server installation, which skips the hardware compatibility checks.

To use this method, mount the Windows 11 24H2 ISO, open an elevated command prompt, navigate to the mounted drive, and run setup.exe /product server. The setup will proceed as a normal in-place upgrade, keeping all your data intact. For a detailed walkthrough, see my full bypass guide.

Frequently Asked Questions (FAQ)

Can I still bypass Windows 11 24H2 requirements on unsupported hardware?

Yes. The Rufus clean install method and the CMD /product server method both still work on 24H2. The appraiserres.dll method and Rufus in-place upgrade method no longer work.

Does the appraiserres.dll method still work on Windows 11 24H2?

No. Microsoft patched this bypass in 24H2. Deleting the contents of the appraiserres.dll file no longer skips the hardware requirement checks.

What is the easiest method to install Windows 11 24H2 on unsupported hardware?

The Rufus clean install is the most straightforward — just create the USB and boot from it. However, you will lose all your data. If you want to keep everything, the CMD /product server method is the better choice.

Can I keep my apps and settings when upgrading to Windows 11 24H2 on unsupported hardware?

Yes. The CMD /product server method performs an in-place upgrade that preserves your apps, files, and settings. The Rufus clean install method does not — it wipes everything.

My CPU doesn’t support PopCnt or SSE4.2 — can I still install 24H2?

No. Windows 11 24H2 requires PopCnt and SSE4.2 CPU instructions. There is no workaround for processors that lack these features, regardless of which bypass method you use.