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Before starting, ensure your license type allows for transfer. Only licenses can be moved; OEM (pre-installed) licenses are generally tied to the original hardware.
You need a way to connect your new SSD/HDD to your old computer simultaneously, or use an external drive as a middleman.
Type in your 25-digit key and click to activate over the internet. Part 6: Post-Transfer Checklist
If it only says "Windows is activated," log into the PC using your primary Microsoft Account to link it automatically.
Microsoft’s built-in app is the most efficient way to prepare for a transfer.
This updated guide for 2025 will walk you through everything: identifying your license type, linking it to your Microsoft account, troubleshooting common errors, and moving your actual data without losing your settings.
Before starting, ensure your license type allows for transfer. Only licenses can be moved; OEM (pre-installed) licenses are generally tied to the original hardware.
You need a way to connect your new SSD/HDD to your old computer simultaneously, or use an external drive as a middleman.
Type in your 25-digit key and click to activate over the internet. Part 6: Post-Transfer Checklist
If it only says "Windows is activated," log into the PC using your primary Microsoft Account to link it automatically.
Microsoft’s built-in app is the most efficient way to prepare for a transfer.
This updated guide for 2025 will walk you through everything: identifying your license type, linking it to your Microsoft account, troubleshooting common errors, and moving your actual data without losing your settings.