Swipe from the upper-right corner of the screen (or if you’re using a mouse, move your pointer to the upper-right hand corner of the screen), and then tap or click Settings.
Tap or click Power, and then tap or click Restart.
Try to install Windows Updates again.
You have to unplug all your removable media from the computer, such as removable disks (Blu-ray disks, DVDs, CDs), memory cards (CompactFlash card, Secure Digital card, Memory Stick), and USB flash drives.
These removable media may cause this issue during the restart of Windows.
Open the Windows Update troubleshooter by swiping in from the right edge of the screen, tapping Search (or if you’re using a mouse, pointing to the upper-right corner of the screen, moving the mouse pointer down, and then clicking Search).
Type Troubleshooting, tap or click on Settings, and then tap or click Troubleshooting.
Under System and Security, tap or click Fix Problems with Windows Update, and then click Next
Insert the Windows Vista or Windows 7 installation disc in the drive, and then restart the computer.
When you are prompted to start from the disc, press any key.
When you are prompted, configure the Language to install, Time and currency format, and Keyboard or input method options that you want, and then click Next.
lick Repair your computer.
Select a restore point
On the System Recovery Options page, click the version of the Windows operating system that you want to repair, and then click Next.
On the System Recovery Options page, click System Restore.
On the System Restore page, click Next.
Select a restore point at which you know that the operating system was working, and then click Next.The restore point should be a date before the first time that you experienced the error. To select a date, use the Choose a different restore point option, and then click Next.
If you are prompted to specify which disk to restore, select the hard disk, and then click Next.
On the Confirm your restore point page, click Finish.
When the restoration process is complete, click Restart.
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