Unable to click Start Button on Windows

This is how to repair your Start Button that can`t function

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Hi,

Thank you for being part of Windows 10.

I appreciate you for providing details about the issue and your effort towards resolving it.

Follow the below steps and check if it helps:

Open the Task manager. Here’s a tip: 

Press CTRL+Shift+ESC.

Click File > Run New Task.

Make sure you have a check mark beside “Create this task with administrative privileges”.

Type CMD. [ Enter ]

Command Prompt display

Type the following 4 commands at the CMD prompt:

1. dism /online /cleanup-image /restorehealth

2. sfc /scannow

3. powershell

4. Get-AppXPackage -AllUsers |Where-Object {$_.InstallLocation -like "*SystemApps*"} | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

copy one by one line command and paste to CMD [ Enter ]

repete this step for the 2nd line and so on...

Close the CMD window

Thank you.