Why is it taking so much time for the installation?

[Windows Central Question]

why it taking much time for the installation?

When i had downloaded the update it was completed in just 15 mins but while installing the status bar was completed but it was still not starting .Can anyone tell how much time it will take to start

 

[Pete]

Re: why it taking much time for the installation?

What update on what kind of device?

For Windows 10 TP on phones, yes it takes a while.