Free Upgrade to Windows 10 from Windows 7/8 (Step by Step)
How to Free Upgrade Windows 7 to Windows 10 (OR) How to Free Upgrade Windows 8.1 to Windows 10.
This tutorial will show you how to Upgrade Windows 7 or Windows 8.1 to Windows 10 (Final Release- July 29).
Fix Issues in Reservation App : http://bit.ly/1SMzC5d
Force Download Windows 10 Upgrade Files
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1. Go to C:\Windows\SoftwareDistribution\Download
2. Now, open Windows Update and check for updates.
3. While Windows is checking for updates, open elevated command prompt and type the following command : wuauclt.exe /updatenow
4. Wait for 15-20 minutes and you will get the hidden folder in C:\ as mentioned in tutorial.
If still you don't get any folder, then you may have to wait to get the upgrade.
Upgrade Without Windows 10 Reservation App
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Link : http://bit.ly/1MwKcxz
You will not lose any of your files and the PC will be activated.