Hello,
You may try the following methods;
Method 1: First, run the Microsoft Fix it.
Fix the problem with Microsoft Windows Update that is not working
Link:
http://go.microsoft.com/?linkid=9830262
Method 2: Also, follow these steps to start the Windows Update service
a. On the Start screen, type cmd.
b. Right click on CMD and select Run As Administrator
c. At the command prompt, type the following commands, and press Enter after each command:
sc queryex wuauserv
Write down the pid
taskkill /f /pid What_you_have_written
net start bits
net start wuauserv
Retry windows update
net start wuauserv
If you get the error “The Service is starting or stopping. Please try again later”.
Method 3:
Try running SFC /SCANNOW from the command prompt.
Method 4:
Start a command prompt in administrator mode and use this command:
dism.exe /online /cleanup-image /restorehealth
Let it finish running, then reboot and try the update again.
Make sure you are running the latest version of either Windows 7 SP1 or Windows 8.1 Update.
Processor:
1 gigahertz (GHz) or faster processor or SoC
RAM:
1 gigabyte (GB) for 32-bit or 2 GB for 64-bit
Hard disk space:
16 GB for 32-bit OS 20 GB for 64-bit OS
Graphics card:
DirectX 9 or later with WDDM 1.0 driver
Display:
800x600