Windows 10 Upgrade Assistant Stuck at 99

Windows 10 Upgrade Assistant Stuck at 99

Windows 10 upgrade assistant stuck at 99 – Basically, we don’t need to be worried about the Windows update because in Windows 10 it will automatically download and install every new update by using the running process in the background. Furthermore, when the update process is running, Windows 10 will not force its users to re-starting their computer for finishing the update installation process.

Unfortunately, sometimes when Windows is downloading or installing an update, that process can be stuck at 0%, 49% or even when it is at 99% progress without displaying any error messages. Since the existence of Windows Vista, Microsoft has been not fixing this bug, so that when the Windows update is stuck, it will not display any error messages. It will still display the update process like it is still running. That is why; sometimes as a user it will be hard for us to find a reason why the Windows 10 Upgrade stuck at several percentages. In addition, it is a common problem that is experienced by many users of Windows 10 in this world.

If you are experiencing this problem, there are some methods or ways that you can do to fix this problem. What are those solutions? Below is the complete explanation about how to solve the Windows 10 upgrade assistant stuck at 99 or at certain percentages.

Fix Method Windows 10 Upgrade Assistant Stuck at 99

Re-starting the Windows 10

If your Windows 10 Upgrade assistant stuck at 99 percent or at any certain percentages for hours, the first solution that is recommended is re-starting your computer first. We can say that it is the easiest method as an effort to fix the Windows 10 Upgrade Assistant stuck at 99. After the re-starting process is done, you can open the Windows Update by doing this step: open the “settings” > Update and Security > Windows Update and then click the CHECK FOR UPDATES button.

This way is maybe not always effective, but before you are trying the other complex method it is better to try this easy method first. When this first method is working for you, you don’t need to try the other harder method.

Using Troubleshooter to Fix the Stuck Windows 10 Upgrade

Do you know that Windows 10 has been providing the Windows Troubleshooter Update application to fix many kinds of the general problem that usually appears in the Windows Update? To run the Windows Update Troubleshooter, you can follow the steps below:

  1. Open the “Control Panel”. To do so, right-click the Start Menu and then choose the Control Panel Option
  2. Change the Control Panel appearance to the small icons and then you have to choose the “Troubleshooting” menu.
  3. In the right side, you have to click the “View All” option to display all the options to Windows default problem solver.
  4. Here, you can find and click the “Windows Update” to run the Windows Update Troubleshooter
  5. After the Windows Update Troubleshooter appears, you can click NEXT to start the analyzing process.

That’s it. If all the steps above were done correctly, the Troubleshooter will start to fix the Windows Update error if it was found. After it was finished, you can close the Troubleshooter windows directly and then re-starting the computer if you need to. However, if this second method is not working for you, you can try the third method below.

Clean the Windows Update Cache

We can say that it is the last method that you can try to fix the Windows 10 Upgrade assistant stuck at 99 after those two methods above are not successful. In addition, this third method can be done by cleaning the Windows Update Cache. You need to delete all the cache files which are resulted by the Windows Update. In order to clean the Windows Update Cache, below are the complete ways that you need to do:

  1. First of all, right-click on the start menu and then choose the “Command Prompt (admin) to open the command prompt with the administrator right. Then, click the YES option when the UAC command appears.
  2. In the Command Prompt Windows, you have to execute the command below: net stop wuauserv
  3. Press the ENTER button to execute the command above
  4. There will be the other command that is displayed. That command is: net stop bits
  5. What you need to do next is by pressing the ENTER button once again to execute that command
  6. After those two commands are run correctly, you have to minimize the Command Prompt window first because you will need it again to execute the other commands again.
  7. After that, open the FILE EXPLORER and find: C:\\Windows\softwareDistribution
  8. In that location above. The C is the place where you installed the Windows 10 Partition. If you install the Windows 10 in the other partition, you can change the letter C to the appropriate letter.
  9. Choose all files and folders that are existed in the Software Distribution Folder (you can also use the CTRL + A Shortcut todo this action. After that, delete all the files and folders that have been chosen. Click the “Continue” if the confirmation dialog appears.
  10. If there are some files or folders that cannot be deleted, you have to restart your computer first and then repeat again the steps above.
  11. Open again the Command Prompt that is minimized before and then types this command: net start wuauserv net start bits
  12. Click the ENTER button
  13. After that, restart your computer and then run again the Windows Update

Recommended for you:
Windows 10 Preparing to Install Update Stuck at 0

Windows Update Stuck

It is done. You can try this third method to find out whether it is the right method or not for you to fix the Windows 10 Upgrade Assistant stuck at 99 percent or at any certain percentages.

The three methods or solutions above are so easy to use to solve the Windows 10 Upgrade Assistant Stuck at 99 percent or at any other percentages. We hope that this article is beneficial for you so that you can use your Windows 10 conveniently.

Source: Windows support

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