Microsoft’s Windows 11 comes with strict hardware requirements — like TPM 2.0, Secure Boot, and a supported CPU — which leaves many perfectly usable PCs unable to upgrade via official methods. However, if you’re comfortable making a few technical tweaks, you can bypass these restrictions and successfully install Windows 11 on unsupported systems.

In this detailed guide, we’ll walk you through how to install Windows 11 from a bootable USB drive, bypass TPM and Secure Boot checks, and even install without a Microsoft account. We’ll also show how to retain your Windows activation license, and confirm that security updates from Microsoft still work on unsupported hardware.
⚠️ Disclaimer
This guide is for educational purposes only. Bypassing Windows 11 installation requirements involves modifying the registry and system configuration, which may void warranties or lead to unexpected issues. Proceed at your own risk and ensure you back up all important data before starting.
🛠 Step-by-Step: Install Windows 11 on Unsupported Hardware
🧪 Step 1: Check If Your PC Is Supported
First, check whether your PC meets Windows 11’s minimum requirements.
- Download and install the PC Health Check Tool from Microsoft:
👉 Download PC Health Check
This tool will tell you if your system is eligible. If not, continue with the next steps.
💾 Step 2: Create a Bootable Windows 11 USB Drive
- Plug in a USB flash drive (minimum 8 GB).
- Go to the official Windows 11 download page:
👉 Download Windows 11 - Under “Create Windows 11 Installation Media,” click Download Now.
- Launch the downloaded tool:
- Accept the license terms.
- Choose language (e.g., English).
- Select “USB flash drive”.
- Choose your USB drive from the list.
- Let the tool complete creating the bootable USB. This may take a few minutes.
Once done, your USB will be ready for installation.
🔁 Step 3: Boot From the USB Installer
- Reboot your PC.
- Press the appropriate key to open the Boot Menu (commonly F12, F11, F8, or ESC).
- Select your USB drive from the boot options.
The Windows 11 setup will now begin.
🔧 Step 4: Bypass Windows 11 Hardware Restrictions
Once the installer launches:
- Proceed until you reach the product key screen.
- Click “I don’t have a product key.”
- Choose the Windows edition that matches your existing license (e.g., Home or Pro) to retain activation.
- When prompted about incompatible hardware:
- Press
Shift + F10to open Command Prompt. - Type
regeditand press Enter to open the Registry Editor.
- Press
📝 Registry Changes:
In Registry Editor:
- Go to:
HKEY_LOCAL_MACHINE\SYSTEM\Setup - Right-click on Setup → New > Key → name it:
LabConfig - Inside
LabConfig, right-click in the right pane and create the following DWORD (32-bit) values: Name Value BypassTPMCheck 1 BypassRAMCheck 1 BypassSecureBootCheck 1 - Double-click each and set its value to
1.
Close Registry Editor and Command Prompt, and continue the installation.
🪪 Step 5: Retain Your Windows Activation
To keep your existing Windows 10 activation:
- Select the same edition of Windows 11 (Home or Pro).
- If you had a digital license, Windows 11 will activate automatically after install.
💿 Step 6: Prepare the Disk for Installation
- When you reach the “Where do you want to install Windows?” screen:
- Select all partitions related to the current OS (usually on Drive C).
- Click Delete for each one to remove previous installations.
- Select the resulting unallocated space and click Next.
Windows will now begin installing.
🌐 Step 7: Install Without a Microsoft Account
When the setup asks you to connect to a network:
- Press
Shift + F10to reopen Command Prompt. - Type this command to bypass account setup:
oobe\bypassnro - Press Enter. Your PC will reboot.
When prompted again for network setup:
- Click “I don’t have internet.”
- Then choose “Continue with limited setup.”
- Enter a local account name and skip password setup if desired.
Continue with the remaining prompts to finish installation.
✅ Step 8: Complete Setup & Check Activation
Once you reach the desktop:
- Go to Settings > System > Activation
You should see “Windows is activated with a digital license.”
To confirm you’re using a local account:
- Go to Settings > Accounts > Your Info.
🔄 Step 9: Check for Windows Updates
Even on unsupported hardware, Windows 11 may still receive updates:
- Go to Settings > Windows Update.
- Click “Check for updates.”
If everything went well, updates should start downloading normally.
🧩 Summary
Even if your PC doesn’t meet Windows 11’s strict hardware requirements, you can still install and use the OS with full functionality — including updates and activation — by bypassing checks during setup. This method is useful for technically-inclined users who want the latest OS on older hardware.
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