Fix Explorer.exe high CPU usage in Windows (2024 updated)

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High CPU usage by the `explorer.exe` process in Windows can be attributed to various factors, such as third-party shell extensions, corrupt system files, or issues with Windows updates. Here are detailed steps to help you troubleshoot and fix the `explorer.exe` high CPU usage issue:

### 1. **Restart Explorer.exe:**

1. **Open Task Manager:**
- Right-click on the taskbar and select "Task Manager" or press `Ctrl + Shift + Esc` to open Task Manager.

2. **Locate Explorer.exe:**
- Under the "Processes" tab, find and select "Windows Explorer" (explorer.exe).

3. **Restart Explorer.exe:**
- Click the "Restart" button in the lower-right corner of the Task Manager window. This will restart the Windows Explorer process.

### 2. **Check for Malware:**

1. **Run a Full Antivirus Scan:**
- Perform a full system scan with your antivirus software to check for malware or malicious programs.

### 3. **Update Windows:**

1. **Check for Updates:**
- Open Settings (`Win + I`), go to "Windows Update," and check for updates. Install any pending updates.

### 4. **Disable Quick Access:**

1. **Open File Explorer Options:**
- Open File Explorer, go to the "View" tab, and click on "Options."

2. **Change Folder Options:**
- In the "Folder Options" window, go to the "General" tab.
- Set "Open File Explorer to" to "This PC" instead of "Quick Access."
- Click "Apply" and then "OK."

### 5. **Check for Faulty Shell Extensions:**

1. **Download ShellExView:**
- Download and run ShellExView, a free utility that displays and manages the shell extensions on your system.

2. **Disable Non-Microsoft Extensions:**
- Sort the extensions by "Company." Disable non-Microsoft extensions one by one and check if the CPU usage decreases.
- If the issue resolves after disabling a specific extension, that extension may be causing the problem.

### 6. **Perform a System File Check (SFC) and DISM Scan:**

1. **Open Command Prompt as Administrator:**
- Right-click on the Start button and select "Command Prompt (Admin)" or "Windows PowerShell (Admin)."

2. **Run SFC Scan:**
- Enter the command `sfc /scannow` and press Enter. Allow the scan to complete.

3. **Run DISM Scan:**
- Enter the command `DISM /Online /Cleanup-Image /RestoreHealth` and press Enter.

4. **Reboot:**
- Reboot your computer after the scans are complete.

### 7. **Disable Windows Search Service:**

1. **Open Services:**
- Press `Win + R`, type `services.msc`, and press Enter.

2. **Locate Windows Search:**
- Scroll down to find "Windows Search" in the list.

3. **Stop and Disable:**
- Right-click on "Windows Search," select "Stop," and then set the startup type to "Disabled."

4. **Reboot:**
- Reboot your computer.

### 8. **Check for Disk Errors:**

1. **Open Command Prompt as Administrator:**
- Right-click on the Start button and select "Command Prompt (Admin)" or "Windows PowerShell (Admin)."

2. **Run Check Disk:**
- Enter the command `chkdsk /f` and press Enter.
- You may need to restart your computer for the disk check to occur.

### 9. **Perform a Clean Boot:**

1. **Open System Configuration:**
- Press `Win + R`, type `msconfig`, and press Enter.

2. **Perform a Clean Boot:**
- In the "General" tab, select "Selective startup" and uncheck "Load startup items."
- Go to the "Services" tab, check "Hide all Microsoft services," and then click "Disable all."
- Click "Apply" and then "OK."

3. **Restart:**
- Restart your computer to see if the issue persists.

### Additional Tips:

- **Update Graphics Drivers:**
- Ensure that your graphics drivers are up to date, as outdated or incompatible drivers can cause performance issues.

- **Check for Resource-Intensive Programs:**
- Use Task Manager to identify if any other running applications are consuming a significant amount of CPU resources.

If the issue persists after trying these steps, consider seeking assistance from Microsoft support or relevant forums for more in-depth troubleshooting based on your specific system configuration and software environment.

Дата на публикация: 15 януари, 2024
Категория: Наука и технология
Ключови думи: In High windows Updated Fix 2024 usage CPU Explorer.exe