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When UAC dialog box appears, click Yes to continue. In the Command Prompt window type: net stop wuauserv For that, you need to follow these steps:ģ. So it is recommended to purge Windows Update cache. Sometimes due to Windows Update cache upgrade process faces issues. If this fails to fix the problem, try the next suggestion. Now try to run Windows 10 Update Assistant, and I’m sure this time you will not face Windows 10 Update Assistant Stuck at 99% issue. Click on the Apply and OK button to confirm the changes. Here in the properties window, select Startup type to Manual using the drop-down. After that, again make a right click on Windows Update service and click on Properties from context menu.ĥ. Make a right click and from the context menu select Stop.Ĥ. In the Services windows, you need to scroll down until you find service named as Windows Update. In the space provided, type services.msc and click OK.ģ.
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Some users suggest that they fixed this issue by installing Windows Update manually.
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So without further delay why don’t you start reading about the first one: 1.
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To escort users from this situation I decided to write all the possible solutions using which they can troubleshoot Windows 10 Update Assistant stuck at 99% issue. Clean Installation of Windows 10 Fix: Windows 10 Update Assistant Stuck at 99%
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