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② 後台搜尋「LightPIX Stealth Image Compression」→ 直接安裝（推薦）
原文外掛簡介
LightPIX Stealth Image Compression automatically optimizes your images the moment you upload them to WordPress. No manual work needed — just upload and LightPIX handles the rest.
Third-Party Service
This plugin relies on the LightPIX API, an external image compression service, to process and compress your images.
Service URL: https://uxbyissa.com/lightpix/
Privacy Policy: https://uxbyissa.com/lightpix/
What is sent: Image file data and compression quality setting
What is returned: Compressed image data
Data storage: Images are processed in memory and are never stored on the API server
By enabling the plugin and providing consent in the settings, you agree to send your images to this external service for compression.
Why LightPIX?
Automatic — compresses images on upload, no extra clicks
Smart — tries multiple compression methods and picks the smallest result
Safe — never saves a compressed image if it’s larger than the original
Complete — compresses the original image AND all generated thumbnail sizes
Fast — powered by Sharp engine with mozjpeg and WebP support
Features
Automatic compression on upload (JPEG, PNG, WebP)
Adjustable compression quality from 10% to 100%
Bulk optimize all existing images in your media library
Compresses all WordPress-generated thumbnail sizes
Real-time compression statistics dashboard
API connection status indicator
Smart detection of already-optimized images
Auto-resize for images larger than 4096px
Batch processing to prevent server timeouts
Secure — all requests use nonce verification and capability checks
How It Works
You upload an image to WordPress
WordPress generates all thumbnail sizes
LightPIX sends each image to the compression API
The API tries JPEG (mozjpeg), lower quality JPEG, and WebP compression
The smallest result is saved back — only if it’s smaller than the original
Statistics are updated automatically
Supported Formats
JPEG / JPG
PNG
WebP
Requirements
WordPress 5.0 or higher
PHP 7.4 or higher
Active internet connection (for API communication)
Privacy Policy
LightPIX sends your images to the LightPIX API server for compression. Images are processed in memory and are never stored on the API server. No personal data is collected or transmitted. For more information, visit https://uxbyissa.com/lightpix/.
