In my pc its showing like this,
"There were problems installing some updates, but we'll try again later. If you keep seeing this and want to search the web or contact support for information, this may help:

 Update for Windows 10 Version 1511 for x64-based Systems (KB3147062) - Error 0x80070643"
my window firewall already turn on.
but it can't install.
Please help.