Win10 preview version 10159 upgrade download card at 0% how to do

The download progress is always displayed: fbl_impressive Professional 10159, downloading update 0%, as shown below:

For this problem, restart the update service can be very convenient and quick solution, the specific method is as follows:
1 Close the current Windows Update's "Settings" window
2 Launch Task Manager
3 Click “Details" (The user who is already in full mode can go directly to the next step)

4 Go to “Service"Label
5 Find the wuauserv service (quickly tap the keyboard W and U keys twice to locate)
6 Right click on the service and select “Restart”

After restarting the service, open "“Windows Update" in the settings “check, if you are lucky, you will find that the download has ended (the previous stuck may be superficial). If you need to download, please wait patiently.