
Windows 11 brought with it many changes in both design and technical requirements. One of the most talked about requirements is the TPM (Trusted Platform Module), a special security chip that not all computers have – especially older ones. This left many users frustrated, as their computers, although fully functional, were considered “incompatible” with Windows 11.
🔍 Article Structure:
- 1. ✅ What is TPM and why does Windows 11 require it?
- 2. ✅ Is it safe to install Windows 11 without TPM?
- 3. ✅ Preparation for installation (tools and files)
- 4. ✅ Method 1: Modifying the Registry
- 5. ✅ Method 2: Using a custom ISO
- 6. ✅ Alternative solutions and third-party tools
- 7. ✅ Frequently Asked Questions (FAQ)
- 8. ✅ Post-installation tips
- 9. ✅ Epilogue
✅ 1. What is TPM and why does Windows 11 require it?
The TPM (Trusted Platform Module) is a small security chip that offers advanced features like disk encryption, rootkit protection, and secure boot. Microsoft decided to make it a prerequisite for installing Windows 11 to strengthen the overall security of the operating system.
(I.e. TPM features:
- Secure storage of encryption keys
- Strengthening BitLocker and Windows Hello
- Protection against low-level system attacks
Although the benefits of TPM are significant, many users consider it unfair to be excluded from the upgrade, especially if they have powerful hardware.
✅2. Is it safe to install Windows 11 without TPM?
The answer is: yes, but with cautionAlthough Microsoft does not recommend installing without a TPM, it has left technical "windows" through which installation is possible. The system may function normally, but:
🢢 Advantages:
- Full access to new Windows 11 features
- Improved performance and modern UI
- Compatibility with new generation apps and games
🔴 Disadvantages:
- Possible absence of future updates
- Slightly reduced security
- Manual management in some cases
✅ 3. Preparation for installation (tools and files)
Before you start, make sure you have the following:
🟡 Necessary tools:
- USB flash drive 8GB or more
- Windows 11 ISO file (you can download it from the official Microsoft website)
- USB creation tool (e.g. Rufus)
- Accessing the computer's Registry
📌 Advice: Always back up your files before making changes to the system.
✅ 4. Method 1: Modifying the Registry
The simplest solution is to safely modify the Windows registry to bypass the TPM check.
🟠 Instructions:
- Booted from USB with Windows 11 ISO.
- When you reach the installation screen, press Shift + F10 to open the Command Prompt.
- Type:
regeditand press Enter. - Navigate to:
HKEY_LOCAL_MACHINE\SYSTEM\Setup - Create a new key with a name
LabConfig - Inside it, create two new DWORD (32-bit) values:
BypassTPMCheck= 1BypassSecureBootCheck= 1
- Close regedit and continue the installation normally.
This method is the most widespread and does not require modification of the ISO.
✅ 5. Method 2: Using a custom ISO
For more advanced users, there is the option to create or download an ISO file that has already bypassed the TPM check.
(I.e. Steps:
- Download the tool Rufus.
- Select your Windows 11 ISO and USB.
- When the options appear, select:
✔️ Remove TPM requirement
✔️ Disable Secure Boot
✔️ Local account selection
The USB that will be created allows installation even on systems without TPM.

✅ 6. Alternative solutions and third-party tools
There are other tools that can make the process easier for you:
🟣 Popular tools:
- NT Lite – Powerful Windows ISO customization tool
- Flyby- Flyby - Open source tool developed by developer Builtbybel and available via the GitHu platform

Specifications
How to Download and Use Flyby11
1️⃣ Download the latest version by GitHub.
2️⃣ Unzip the ZIP file and run it Flyby11.exe.
3️⃣ Add the ISO file either by drag-and-drop or by selecting it from your computer.
4️⃣ Choose your settings and start the installation process.
5️⃣ Follow the instructions and bypass the TPM and CPU requirements.
💡 Advice: If Windows Defender blocks Flyby11, you can add it to exceptions to run it without problems.
✅ 7. Frequently Asked Questions (FAQ)
🔹 Will I get updates after installation?
Yes, but Microsoft reserves the right to restrict them.
🔹 Will performance be affected?
Not at all. In many cases, the performance is the same or even better.
🔹 Can I go back to Windows 10?
Yes, within the first 10 days.
🔹 Is this method legal?
It is not officially supported, but it does not violate any laws.
✅ 8. Post-installation tips
(I.e. Important steps after installation:
- Installing all drivers
- Enabling Windows Defender
- Windows Update Setup
- Create a restore point
- Backup to external drive
💡 Tip: Use the program "O & O ShutUp10 ++” to customize your privacy settings.