By following this guide, you can successfully transition from the rigid LTSC environment to the full-featured Windows 10 Pro.
If Method 1 fails, or if you want a system free of "leftover" LTSC registry entries, a clean install is required.
: Reconnect to the internet, return to the Activation menu, click Change product key , and enter your purchased, unique Windows 10 Pro retail/OEM key.
Click Change product key . Enter one of Microsoft’s generic installation keys for Windows 10 Pro (these keys only change the edition, they do not activate):
Look for the following two strings in the right-hand pane and double-click them to modify their values: how to change windows 10 enterprise ltsc to windows 10 pro
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion Change the following values: : Change to Professional ProductName : Change to Windows 10 Pro Repeat in WOW6432Node : Perform the same changes in:
Registry Edit → In-place upgrade (Not recommended).
If you are ready to begin the switch, tell me which method you prefer so we can look at the details. If you're interested, I can:
graph TD A[Start: You have Windows 10 Enterprise LTSC] --> BDo you want to keep your files & apps?; B -- Yes --> CTry the In-Place Downgrade; C -- Success --> D[Enjoy Windows 10 Pro!]; C -- Failure --> E[Proceed to Clean Installation]; B -- No --> E; D --> FNeed activation? Enter your valid Pro key.; E --> G[Back up your data]; G --> H[Create bootable Windows 10 Pro USB]; H --> I[Boot from USB & clean install]; I --> D; By following this guide, you can successfully transition
: Your system will briefly freeze or display an installation screen as it removes Enterprise features and activates Pro packages. Once completed, Restart your computer.
: Restart your PC and enter the boot menu (usually by pressing F2, F12, or Del) to boot from the USB. Install Windows 10 Pro Install Now
This process requires a clean installation of Windows 10 Pro. There is no supported, direct, in-place upgrade path from Enterprise LTSC to Pro that preserves all apps, settings, and user data. Attempting unsupported registry or edition-swapping tools often leads to system instability, activation errors, or boot failure.
Because Windows does not allow a direct downgrade via the settings menu, you must trick the Windows Installer into thinking your current system is running Windows 10 Enterprise (Non-LTSC) or Windows 10 Pro. This allows the Windows 10 Media Creation Tool to run an "Upgrade" that actually switches your edition to Pro while keeping your personal files. Step 1: Modify the Windows Registry Press to open the Run dialog box. Type regedit and press Enter to open the Registry Editor. Click Change product key
This method involves entering a different product key to change the edition without deleting your files. However, success is not guaranteed and requires a bit of "tricking" the system. Here’s how to do it.
You will need a valid Windows 10 Pro key to activate the new installation.
Method 2: The Registry Trick & In-Place Upgrade (Most Reliable)
You cannot activate Windows 10 Pro with an LTSC license. Ensure you have a genuine 25-character Windows 10 Pro product key or a digital license linked to your Microsoft account.