
How to Blacklist Websites on Google Chrome: A Complete Guide (Windows, Mac, Android)
Whether you’re a parent trying to protect your children online, a student looking to stay focused, or someone managing productivity, blocking websites on Chrome can be an incredibly useful tool. Chrome doesn’t offer built-in website blocking, but there are multiple methods—from extensions to system-level solutions.
In this detailed tutorial, we’ll explore how to blacklist websites on Google Chrome using different tools and platforms.
📌 Method 1: Use Chrome Extensions (Windows & macOS)
The easiest and most user-friendly way to blacklist websites on Chrome is through browser extensions. Here’s how:
✅ Step-by-Step: Using the “BlockSite” Extension
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Open Chrome Web Store.
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Search for BlockSite – Website Blocker for Chrome.
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Click Add to Chrome and then Add Extension.
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After installation, click the BlockSite icon near your address bar.
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Go to the BlockSite dashboard and add URLs to your Blacklist.
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You can also set schedules and block adult content with one click.
Pros:
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Simple interface
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Scheduling and focus mode
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Password protection
Cons:
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Advanced features may require a premium version
📌 Method 2: Edit the Hosts File (Windows & Mac – Blocks All Browsers)
If you want to block websites system-wide (not just in Chrome), you can modify the hosts file.
🖥️ Windows Instructions
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Open Notepad as Administrator.
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Go to:
C:\Windows\System32\drivers\etc\hosts -
At the bottom of the file, add:
127.0.0.1 www.facebook.com 127.0.0.1 facebook.com -
Save the file and restart your browser.
🍎 macOS Instructions
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Open Terminal.
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Type:
bashsudo nano /etc/hosts -
Add lines like:
127.0.0.1 www.youtube.com 127.0.0.1 youtube.com -
Press Control + O to save and Control + X to exit.
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Flush DNS:
bashsudo dscacheutil -flushcache; sudo killall -HUP mDNSResponder
📌 Method 3: Set Up Parental Controls (Chrome Supervised Users or Family Link)
If you’re managing your child’s browsing, Google provides Family Link to block or approve content.
👨👩👧👦 Using Family Link:
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Download Family Link app on both parent and child devices.
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Link your child’s Google account.
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Go to Manage Settings > Google Chrome.
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Choose:
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Allow All Sites
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Block Mature Sites
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Only Allow Approved Sites
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Add specific websites to block or allow manually.
Ideal for parents who want remote control over browsing activities.
📌 Method 4: Use a Router to Block Sites for All Devices
Blocking sites at the router level affects all users and devices on the network.
⚙️ Steps (May Vary by Router Model)
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Log in to your router’s dashboard (usually at 192.168.0.1 or 192.168.1.1).
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Enter your credentials.
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Go to Parental Controls, Firewall, or Access Restrictions.
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Add blacklisted domains (e.g., tiktok.com, instagram.com) under blocked URLs or keyword filter.
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Save and restart your router.
For details, check your router’s manual or support page.
📌 Method 5: Use Chrome Developer Policies (Enterprise/School Use)
This method is best for organizations that manage devices via Google Workspace Admin Console.
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Go to Chrome Enterprise Admin.
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Navigate to Devices > Chrome > Settings > Users & Browsers.
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Scroll to URL Blocking.
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Add blocked domains under:
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URLBlacklist for denied sites
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URLWhitelist to allow exceptions
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More details can be found in Google’s official admin help docs.