Win10 th2 official version can directly update this and what is the difference between using ISO?

Last week, Microsoft officially pushed Threshold 2 (TH2) updates to Windows 10 users. After the update, the system version number will change for the first time, and Build 10240 will become Build 10586.

We know that Build 10240 is the official version on July 29th. Microsoft has clarified that for Windows 10, there will be no RTM, RC and other concepts in the future, and there will be no service pack. , Windows 10.1, etc., the Windows name will always stay on Windows 10.

At the same time, Microsoft also released the ISO image (download), so what is the difference between checking the update directly in the system and using the ISO installation?

Microsoft said that in fact these two options are almost the same, as seen from version 1511. Although we can use the ISO file to create the installation media, we will perform the upgrade from the beginning. Windows Update also uses the same method to install updates.

Different from regular updates (“ Tuesday patch day update), during the Windows Update download Windows 10 November update (TH2), the $WINDOWS.~BT folder created by the C drive, The installation file is the same as the ISO image file.

The only difference is that the Windows update installation process is more automated, and performing a manual upgrade requires the user to make several choices. But the actual installation process is the same. However, whether using Windows Update or ISO image file upgrade, the current version of Windows 10 will be deleted, or some files or applications will be deleted.

But remember, if you force an upgrade to the November update, you will no longer be able to downgrade to Windows 7 or Windows 8.1.

An additional November update will also create a Windows.old folder to retain the previous installation files and, if necessary, use the Windows 10 recovery feature to roll back. This, whether you use Windows Update or ISO image, you can see the Windows.old folder.

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