Hi Sam
Sorry for the inconvenience this has caused. Give these options a try:
Press Windows key + X
Click Task Manager
Select the Processes tab
Scroll down to Windows Explorer then select it
Click Restart
If that does not work:
uninstall your display driver:
Press Windows key + X
Click Device Manager
Expand Display adapters
Right click the current display adapter
Click Uninstall
Exit Device Manager
Restart
- Open Notepad.
- Copy the following text into Notepad:
@echo off
taskkill /f /im explorer.exe
taskkill /f /im shellexperiencehost.exe
timeout /t 3 /NOBREAK > nul
del %localappdata%\Packages\Microsoft.Windows.ShellExperienceHost_cw5n1h2txyewy\TempState\* /q
timeout /t 2 /NOBREAK > nul
start explorer
@echo on
- Click File and Save.
- Choose a location to save the file. Enter a File name of ClearTileCache.bat and select Save as type of All files (*.*). Click Save.
- Open File Explorer and navigate to the location that you chose to save the file to. Double-click ClearTileCache.bat to run the file.
Option 2:
Method 1: Run the Search and Indexing Troubleshooter.
Follow the below steps:
- Open Control Panel.
- Select Troubleshooting.
- Click on Search and Indexing Troubleshooter.
- Run the Troubleshooter.
Method 2: Run the DISM Tool. If the issue persists, I would have run the DISM tool to check the system health and will try to restore the files.
Press Windows key + X
Click Task Manager
Click File > Run new task
Type: CMD
Hold down the shift key then click OK
- In the Administrator: Command Prompt Window, type the following commands. Press the Enter key after each command:
DISM.exe /Online /Cleanup-image /Scanhealth DISM.exe /Online /Cleanup-image /Restorehealth
To close the Administrator: Command Prompt window, type Exit,
and then press Enter.
Note: The tool might take 15-20 minutes to finish running, so please do not cancel it.
Click Start
Scroll down to Cortana
Right click Cortana
Click More > App Settings
Click Terminate
Click Reset
See if Cortana starts working....
Method 3: Restart the Cortana Process in Task Manager
Press Windows key + X
Click Task Manager
Select the Processes tab
Scroll through the list of processes, select Cortana then click End Task.
Restart Windows 10 then see if it starts working.
Method 4: Reinstall Cortana
Press Windows key + X
Click PowerShell (Admin)
At the command Prompt, type then following the hit Enter.
Exit Powershell the restart
Get-AppXPackage -Name Microsoft.Windows.Cortana | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}