All existing Windows users still have chance to upgrade old Windows systems to Windows 10 now, but please know we only have around 1 month time left. The free upgrading offer will end on July 29 2016.
When Windows 10 system was formally released and provided for downloading in all over the world on July 29 2015, Microsoft mentioned all Windows 7 / 8 / 8.1 could free upgraded to Windows 10 in the first year of Windows 10 was published for free, also all upgraded Windows 10 devices could be continue getting free services such as OS upgrading, services upgrading etc. in the device’s life time. However, we have to know the left free upgrade time is not long: from today, we only have 36 days left.
What is the publish details of Windows 10 Upgrade from Microsoft ?
We got the information from this Microsoft web page:
Windows Offer Details
Yes, free! This upgrade offer is for a full version of Windows 10, not a trial. 3GB download required; internet access fees may apply. To take advantage of this free offer, you must upgrade to Windows 10 within one year of availability. Once you upgrade, you have Windows 10 for free on that device.
Windows 10 Upgrade Offer is valid for qualified and genuine Windows 7 and Windows 8.1 devices, including devices you already own. Some hardware/software requirements apply and feature availability may vary by device and market. The availability of Windows 10 upgrade for Windows Phone 8.1 devices may vary by OEM, mobile operator or carrier. Features vary by device. Devices must be connected to the internet and have Windows Update enabled. Windows 7 SP1 and Windows 8.1 Update required. Some editions are excluded: Windows 7 Enterprise, Windows 8/8.1 Enterprise, and Windows RT/RT 8.1. Active Software Assurance customers in volume licensing have the benefit to upgrade to Windows 10 enterprise offerings outside of this offer. To check for compatibility and other important installation information, visit your device manufacturer’s website and the Windows 10 Specifications page.
Windows 10 is automatically updated. Additional requirements may apply over time for updates. See the Windows 10 Specifications page for details. Offer ends 7/29/2016.
Different Windows 10 Activation ways and related information:
Microsoft posted different Windows 10 activation ways here.
What will happen after July 29 2016 ?
Please check this article.
Where to start the Windows 10 upgrade ?
Normally, your old Windows system will get notification message in your major user interface. For example, you might see the pop up Message just like this one:
Or, go to this official web page to check details information.