legit po yang sinasabi ni TS if your running windows 7, 8 or 8.1 you are entitled to upgrade to windows 10 without losing your lisence simple use the tool na binigay ni TS actually yong tool is MediaCreationTool1803.exe eto gagamitin para magdownload ng latest windows10 iso files from Microsoft as you can from the tool makikita nyo yong 1803 yan yong version ng latest ng Windows 10 with is Red Stone 4 OS Build 17134.228. Simple ang pagamit burn nyo yong na download nyong iso file sa dvd or you can create a bootable usb, then run and then choose upgrade kahit pa crack lang windows 7 nyo na ginamitan nyo lang windows loader magiging legit pa rin yong kakalabasan ng windows 10 nyo. Note just choose upgrade not new installation.