How To Fix Windows 10 Not Booting After Update KB4100347

Microsoft released its new update for windows along with the windows server 2016 named Windows 10 KB14000347 update on August 21st. This update contains microcode Intel CPU which is related to the Spectre Variant 2 (CVE 2017-5715 [“Branch Target Injection”]).

After updating it may work like charm for some users and they don’t feel anything wrong with their windows but it’s causing problems to others. Many users reporting that they are problems after installing this update like unable to boot Windows 10 or some of them having performance issues when using Google Chrome, playing music or playing with other applications. This Windows 10 KB14000347 update especially affected Xeon workstations.

To solve this glitch many users formatted their windows drive and install the new windows 10 from scratch and lose their data. But there is no need to install new windows 10 to your machine, there is a trick which helps you to undo this windows 10 KB14000347 update and your computer will work like before in no time.

Fix unable to boot, Uninstall KB14000347 Windows 10 update

1. First, you need to turn off your computer and boot into window RE (Windows Recovery Environment) by press F9 button from the keyboard before starting Windows.
   Tip: if f9 doesn’t work for you then try to boot into Windows RE using installation media or Recovery drive. If you are using windows installation media then click Next and click on Repair your computer at windows setup page.
2. After booting into Windows RE click on Advanced Options and open Command Prompt option by clicking on it.
   

   Find the system drive

3. Here you have to find out on which drive Windows 10 installed. To do this type diskpart command, hit enter and in the diskpart window type list disk command and hit enter again.
   
4. Now type list volume command and when you hit enter it will show you the all the drives size with Letter, File format, type, size, status, and info.
   
5. Close the diskpart by typing exit command and you will be back to Command prompt.
   

   Remove the KB14000347 update

6. Type the below command carefully and replace the text <driveletter here> with your computer drive letter where the Windows 10 is installed.
   dism /image:<driveletter here> /get-packages
   (Example: dism /image:C /get-packages)
   This command will bring all the updates installed to your system but the thing is Windows updates names will be quite long like “Package_for_KB4100347~31bf3856ad364e35~amd64~~10.0.2.3” you have to find the exactly matched update with the name which indicates to KB14000347.
7. Now type a new command to remove KB14000347 update and carefully replace the drive letter again with “<driveletter>” and update name which you find in the previous step with “<the_long_package_name_here>”.
   dism /image:<driveletter here> /remove-package /PackageName:<the_long_package_name_here>
   (Example: dism /image:c:\ /remove-package /PackageName: Package_for_KB4100347~31bf3856ad364e35~amd64~~10.0.2.3)
8. In the last step type below command to undo the damage done and don’t forget to replace the drive letter with ”<driveletterhere>”
   dism /image:<driveletter here> /cleanup-image /revertpendingactions
   (Example: dism /image:c:\ /cleanup-image /revertpendingactions)

Congratulations, now you can successfully able to boot your computer again with any kind of loss. If you haven’t installed this window 10 KB14000347 updates, then try to avoid it before you get yourself the trouble.

Still, need help? Please leave a comment below and we will try to solve your problem, Thanks.