How Can I Block a Website?

Table of Contents

 

Below is a step-by-step tutorial to block a website in Windows (works for Chrome, Edge, Firefox, etc.) using the Hosts file. This method blocks the site on the entire computer.

Step 1 — Open Notepad as Administrator

1. Click the Start Menu.

2. Search for Notepad.

3. Right-click Notepad.

4. Click Run as administrator.

This is required because the system file cannot be edited without admin permission.

Step 2 — Open the Hosts File

Inside Notepad:

1. Click File → Open.

2. Navigate to this location: C:WindowsSystem32driversetc

3. Change file type from Text Documents (*.txt) to All Files (.).

4. Select hosts and click Open.

Step 3 — Add the Website You Want to Block

Scroll to the bottom of the file and add a new line.

Example:

Explanation:

• 127.0.0.1 = your local computer

• The website will redirect to your computer instead of the internet, so it won’t load.

Step 4 — Save the File

1. Click File → Save or simple press shortcut Ctr + S

2. Close Notepad.

Your changes are now active.

Step 5 — Test the Block

Open a browser and try visiting the blocked site.

Example:

You should see an error like:
“This site can’t be reached.”
Screenshot Example

You should see an error like:

“This site can’t be reached.”

Screenshot Example

How to Unblock a Website

• Open the hosts file again

• Remove the line:

3. Save the file.

The website will work again.

 

Pro Tips

• Works for all browsers
• Blocks the site for all users on the computer
• No software required

If a site still opens, also block subdomains like:

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