Updating from “Windows 8” to “Windows 8.1” required operation from “Store”, but this update can be applied from normal “Windows Update”. By the way, the time required for this update was about 1 hour (in the case of an administrator). Start time: April 9, 2013 5:39 End time: April 9, 2013 6:36

change point

I will introduce the changes from “Windows 8.1” of “Windows 8.1 Update”.

start screen

desktop

How to apply Windows 8.1 Update (KB2919355)

This time I updated from my desktop. If you want to update from the start screen, please refer to here. » Windows Updates