Microsoft previously announced that all Windows versions including the Windows 7 and Windows 8 will be offered free upgrades to the Windows 10 upon its public launch. Now, Microsoft has confirmed the final versions of Windows 10 which will be available as an upgrade for previous Windows version.
Microsoft has finally unveiled the upgrade path of different Windows versions to Windows 10 during its WinHEC conference in China.
Direct upgrade from Windows Update
All users running the Windows 8.1 with Update 1 will be able to upgrade their PC’s and tablets to Windows 10 for free by conserving everything including the Settings, Modern and desktop apps as well as all user data and files.
Users with Windows Service Pack 1 and Windows 8.1 Update 1 will be offered full-upgrade to Windows 10 for free directly from Windows Update
Windows 8 users will have to upgrade to Windows 8.1 and install the Update 1 to be able to upgrade to Windows 10 as a direct upgrade from Windows 8 to Windows 10 is not supported.
Windows 7 users will also be required to install the Service Pack 1 on their PC to avail the free-upgrade path to Windows 10.
Upgrade using ISO files
All the users running Windows 7, Windows 8 and Windows 8.1 will be able to upgrade Windows 10 disregarding their version and service pack update using the ISO files. You will also be able to conserve the settings, files and apps in this process.
Windows RT is being left behind in the upgrade process
Users running Windows RT aka Windows 8 on ARM won’t be offered an upgrade to Windows 10 through Windows Update. ISO file can’t be used due to limitations in the OS to run desktop apps.
Windows Phone 8.0 devices are eligible for Windows 10 for Phones upgrade
Coming to the phones, Windows Phone 8.1 users will be able to upgrade to Windows 10 for Phones for free whereas, the devices running Windows Phone 8 won’t be upgraded until they install the Windows Phone 8.1 update first.