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Getting Started

  • Requirements & Compatibility
  • Installation
  • First-Time Setup

Caching & Preloading

  • Scheduled Expiration & Auto Purge
  • Cache Warm-Up
  • Cache Preloading
  • Mobile Caching
  • Object Caching
  • Browser Caching
  • Full-Page Caching

Asset Optimization

  • JS Interaction Loader
  • JavaScript Combination
  • CSS Combination
  • JavaScript Minification
  • CSS Minification
  • HTML Minification

Compression

  • Defer Scripts
  • Brotli Compression
  • Gzip Compression

Image Optimization (Pro)

  • Recommended Configuration (Pro Users)
  • Lazy Load
  • WebP Quality Control
  • Conversion Scope Rules
  • Enable WebP Conversion

PageSpeed & Analytics (Pro)

  • Mobile vs Desktop Tracking
  • Google PageSpeed API Integration

System & Developer Tools

  • Clean Uninstallation
  • WP-Cron Monitoring
  • Licensing & Security Checks
  • Admin Bar Purge Action
  • Advanced Cache Rules (.htaccess)

Troubleshooting

  • Purging Cache on UI Glitches
  • WebP Conversion Failing
  • Missing API Key / Connection Error
  • Excluding Broken Files (Minification & Combination Issues)
  • Debugging Compression Warnings
  • System Requirement Issues

Changelog

  • Changelog

Contact & Support

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  • Image Optimization (Pro)
  • WebP Quality Control

WebP Quality Control

This setting controls the compression quality of generated WebP images, allowing you to balance file size and visual clarity.

21.1 Overview #

Lower quality = smaller file size
Higher quality = better visual clarity

SpeedyGo uses an optimized compression algorithm that balances image sharpness and file size to maintain performance without noticeable quality loss.

How It Works Internally #

  • Applies quality parameter during WebP generation
  • Uses GD or Imagick compression settings
  • Preserves original image files (non-destructive)
  • Regenerates WebP files when quality value is changed

21.2 Settings #

Adjust WebP Quality #

  • Use the Range Slider (0–100) to set image quality

Recommended value:

  • 80

21.3 Quality Guidelines #

  • 70–80 → Best balance for most websites
  • 85–90 → High visual fidelity (slightly larger files)
  • Below 60 → May reduce visible image quality

21.4 Best Practice Recommendation #

  • Start with 80 for optimal balance
  • Test visually on hero images and product photos
  • Re-generate WebP images after changing quality settings

WebP Quality Control ensures optimized image performance without compromising visual experience.

Updated on March 12, 2026

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Conversion Scope RulesLazy Load
Table of Contents
  • 21.1 Overview
    • How It Works Internally
  • 21.2 Settings
    • Adjust WebP Quality
  • 21.3 Quality Guidelines
  • 21.4 Best Practice Recommendation
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SpeedyGo is built to make your WordPress site faster, lighter, and easier to manage. From caching to compression, we simplify performance so you can focus on growing your website.

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