📎 AI Summary:
The original poster inquires whether they can upgrade their Windows 10 Home laptop to Windows 10 Pro using a Windows 7 Ultimate disk, without performing a full reinstall. The respondent suggests that if the license is retail and unused on another device, they can upgrade by entering the license key through the command prompt with "slui 3." Overall, the discussion centers on a potential upgrade process, with a helpful tip provided for activating Windows 10 Pro.
K

kiwis

Active Member
Joined
Nov 7, 2018
Messages
2
Thread Author #1
I have a laptop which has windows 10 home on it.
I have a windows 7 ultimate disk which when installed on a PC gave me Windows 10 Pro.

I'm wondering if it's possible to upgrade my laptop to Windows 10 Pro from my windows 7 ultimate disk without a complete new install?
 

Neemobeer

Neemobeer

Windows Forum Team
Staff member
Joined
Jul 4, 2015
Messages
8,995
#2
Assuming you haven't already used the license in another system and it's a retail license, open a command prompt and type slui 3 and enter the license key. It should upgrade to pro
 

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