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Installation Guide

Step‑by‑step guide to installing and configuring Full Page Screenshot in Chrome, Firefox and Edge, including permission explanations, first‑time preferences, feature verification and troubleshooting so you can get started reliably.

📋 System Requirements

Browser Support

  • Chrome (Recommended): Version 88+
  • Firefox: Version 90+
  • Edge: Version 88+
  • Safari: Version 14+

Operating Systems

  • Windows: 10/11
  • macOS: 10.14+
  • Linux: Ubuntu 18.04+, CentOS 8+

Network Requirements

  • HTTPS protocol support
  • Stable internet connection (for webpage screenshots)

📥 Install Browser Extension

  1. Open Chrome Browser

    💡 Tip: Ensure using Chrome 88 or higher for best experience.

  2. Visit Chrome Web Store

  3. Install Extension

    • Click "Add to Chrome" button
    • Click "Add extension" in confirmation dialog

  4. Verify Installation

    • Full Page Screenshot icon 📸 should appear in browser top right
    • Click icon to test if extension works properly

Install from Firefox Add-ons Store

  1. Open Firefox Browser

    • Ensure using Firefox 90 or higher

  2. Visit Firefox Add-ons Store

  3. Install Extension

    • Click "Add to Firefox" button
    • Click "Add" in confirmation dialog

  4. Verify Installation

    • Full Page Screenshot icon should appear in browser toolbar
    • Click icon to test extension functionality

🔧 Basic Configuration

First-time Setup

  1. Launch Extension

    • Click Full Page Screenshot icon in browser toolbar
    • Welcome interface will appear on first use

  2. Set Preferences

    • Select default screenshot mode
    • Configure save location (local folder)
    • Set keyboard shortcuts (optional)

Permission Configuration

Full Page Screenshot requires the following permissions:

  • Storage permission: Save screenshots and user settings
  • Tab permission: Access current webpage for screenshots
  • Script permission: Inject necessary JavaScript code
  • Download permission: Save screenshots locally

🔍 Verify Installation

Extension Version Verification

  1. Check Extension Status

    • Open chrome://extensions/ (Chrome) or about:addons (Firefox)
    • Find Full Page Screenshot
    • Ensure status is "Enabled"

  2. Test Basic Functionality

    • Open any webpage
    • Click extension icon
    • Try visible area screenshot

  3. Check Permissions

    • Ensure all necessary permissions are granted
    • Test storage functionality

Functionality Testing

  1. Test Different Screenshot Modes

    • Visible area screenshot
    • Full page screenshot
    • Element selection
    • Area selection

  2. Test Save Functionality

    • Check if screenshots save to correct location
    • Verify filename format
    • Test different file formats

🚨 Common Installation Issues

Extension Cannot Be Installed

Problem: Browser shows "Extension is invalid"

Solution:

  1. Ensure downloading the latest version
  2. Check file integrity
  3. Try reinstalling from official store

Permission Denied

Problem: Extension cannot get necessary permissions

Solution:

  1. Manually enable permissions in extension management page
  2. Check browser security settings
  3. Check if other security software is blocking

Extension Icon Not Showing

Problem: Icon not showing in toolbar after installation

Solution:

  1. Check if extension is enabled
  2. Click extension icon in browser menu
  3. Pin Full Page Screenshot to toolbar

Screenshot Functionality Abnormal

Problem: Screenshot shows blank or error

Solution:

  1. Refresh webpage and retry
  2. Check if webpage has special security settings
  3. Try different screenshot modes
  4. Check browser permission settings

🛠️ Troubleshooting

Basic Troubleshooting Steps

  1. Restart Browser

    • Completely close browser
    • Restart browser
    • Test extension functionality

  2. Clear Cache

    • Clear browser cache and cookies
    • Retest extension functionality

  3. Disable Other Extensions

    • Temporarily disable other extensions
    • Test if it's an extension conflict

  4. Update Browser

    • Ensure using latest browser version
    • Retest extension functionality

Debug Mode

If problems persist, you can enable debug mode:

  1. Open Developer Tools

    • Press Ctrl+Shift+I (Windows) or Cmd+Opt+I (Mac)
    • Switch to Console tab

  2. View Error Messages

    • Operate extension functionality
    • View error messages in console

  3. Report Issues

    • Record error messages and reproduction steps
    • Report issues through GitHub Issues

📱 Mobile Device Support

Limitations

Full Page Screenshot currently focuses on desktop browsers, mobile device support is limited:

  • Android: Chrome mobile supports some features
  • iOS: Safari and Chrome support basic functionality
  • Tablet devices: Functionality similar to desktop version

Mobile Device Usage Tips

  1. Use Desktop Browser

    • Use desktop browser on mobile devices
    • Request desktop site

  2. Screenshot Alternatives

    • Use built-in system screenshot functionality
    • Use other mobile screenshot apps

🎉 Installation Complete

Congratulations! You have successfully installed Full Page Screenshot. Now you can start using powerful screenshot features.

Next Steps:

  • Read Quick Start Guide
  • Try taking your first screenshot
  • Explore different screenshot modes

Need help? Please check our troubleshooting guide or get support through GitHub Issues

Quick Start

Get up and running in 5 minutes: launch the extension, choose capture modes, save and perform basic edits with practical tips and next steps to help you take a high‑quality webpage screenshot immediately.

First Screenshot

Step‑by‑step walkthrough to capture your first high‑quality webpage screenshot, covering visible area, full page, element and custom area modes with quality checks and common tips for a smooth first experience.