AnonD-93439, 29 Jul 2015on Sony website, for VAIO laptops, it is said to wait for a couple of months because they're o... moreI would say this sound as a good advice for any pc, especially laptops...
If the laptop is not too old it is VERY likely that the manufacturer will try the update, and make sure that drivers are prepared to work as smoothly as possible with WinX.
Follow these Steps and you get Windows 10:
1. Click the windows 10 reservation button in the system tray.
2. Click the menu button on the top left, then "view confirmation". After that, click "close".
The next time you open it, it will already show the update :)