⚠️ CRITICAL: Install policies.json for Maximum Protection The extension alone is NOT enough! Without the policies.json file, tech-savvy users can easily bypass protection by accessing about:addons, about:config, Developer Tools, or Private Browsing mode. 📁 How to Install policies.json 🪟 Windows 1. Navigate to C:\Program Files\Mozilla Firefox\ (or C:\Program Files (x86)\Mozilla Firefox) 2. Create a folder called distribution (if it doesn't exist) 3. Inside the distribution folder, create a new file called policies.json 4. Copy and paste the code below into the file and save 5. Restart Firefox 🍎 macOS 1. Navigate to /Applications/Firefox.app/Contents/Resources/ 2. Create a folder called distribution (if it doesn't exist) 3. Inside the distribution folder, create a new file called policies.json 4. Copy and paste the code below into the file and save 5. Restart Firefox 🐧 Linux 1. Navigate to /usr/lib/firefox/ or /usr/lib64/firefox/ 2. Create a folder called distribution (if it doesn't exist) 3. Inside the distribution folder, create a new file called policies.json 4. Copy and paste the code below into the file and save 5. Restart Firefox 📄 policies.json Code { "policies": { "BlockAboutAddons": true, "BlockAboutConfig": true, "BlockAboutProfiles": true, "BlockAboutSupport": true, "DisableDeveloperTools": true, "DisablePrivateBrowsing": true, "DisableSafeMode": true, "DisableProfileRefresh": true, "DisableProfileImport": true, "InstallAddonsPermission": { "Default": false }, "Preferences": { "devtools.policy.disabled": true, "browser.privatebrowsing.autostart": false } } } 🛡️ What policies.json Blocks

❌ about:addons - Prevents extension removal
❌ about:config - Prevents settings tampering
❌ Developer Tools - Prevents code inspection/bypass
❌ Private Browsing - Completely disabled at browser level
❌ Safe Mode - Prevents bypassing extensions
❌ Installing new add-ons - Prevents installing bypass tools
❌ Profile import/refresh - Prevents resetting to bypass

To verify: Visit about:policies - you should see the policies listed as "Active".Note: policies.json requires administrator/root access to install and provides system-level protection that cannot be bypassed by the user.

⚠️ Without policies.json, your protection can be bypassed in seconds! ✨ Key Features

🔒 Whitelist-Only Browsing - All websites blocked unless explicitly approved
🔑 PIN Protection - 4-digit PIN prevents unauthorized changes
🚫 Lockout Protection - Automatic lockout after failed PIN attempts
🕵️ Private Browsing Blocked - Prevents bypassing via incognito mode
⚙️ Firefox Settings Protected - Blocks access to about:addons and settings
📊 Activity Tracking - See blocked attempts and recent activity
⚡ Quick Add - Add sites directly from the blocked page
📚 Safe Site Presets - One-click add educational sites
⌨️ Keyboard Shortcut - Quick access with Ctrl+Shift+A

👨‍👩‍👧‍👦 Perfect For

Parents managing children's internet access
Schools and libraries
Shared family computers
Anyone wanting strict website access control

🚀 How to Use

Install the extension
Set your 4-digit PIN
Add approved websites to the allowed list
Enable protection

Children will only be able to visit websites you've explicitly approved. All other sites display a friendly "blocked" page.