1 Key activates 5 Devices.

Key will Activate an existing version of windows 10 Pro

Key will Fresh install a New version of windows 10 Pro

Key will upgrade if you have windows 10 HOME.

Same type of key sold at microsoftstore.com for $339

1  key will install, activate or upgrade.

Can be used on 5 DEVICES. 

Please Type winver into current windows to CHECK what version your windows is.

Confirm version before you place your order.  This will prevent issues of wrong order.

Both 32-Bit and 64-Bit

For 1 PC

This is a permanent, authorized, and global CD-key

Can activate Existing installation and new installation.

Select Upgrade to Upgrade from previous versions.