Windows Explorer has stopped working

Run System File Checker (SFC) to check your files

Use System File Checker to scan your PC for missing or corrupt files. To do this, follow these steps:

1. Click Start, and then type cmd in the Search box.
2. In the results area, right-click cmd.exe, and then click Run as administrator. You may be prompted to type the password for an administrator account.
3. Click Continue if you are the administrator or type the administrator password and then, click Continue.
4. At the command prompt, type Sfc /scannow and then press ENTER 

The additional troubleshooting steps below are less common but can still cause Windows Explorer to stop working.

Additional Troubleshooting Steps:

Test your system's RAM memory

Sometimes faulty RAM (Random-Access Memory) can cause intermittent problems within Windows. Use the Windows Memory Diagnostics Tool by clicking Start, type Memory Diagnostics and select the result in the list. When the Windows Memory Diagnostics Tool window appears, choose Restart now and check for problems (recommended).

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