When optimizing the performance of a website, the choice of image format is a key factor, and WebP image format has become an ideal choice for speeding up many websites due to its excellent compression performance and rich functionality. In this article, we will discuss the WebP image format in detail.compatibilitysituation, and how theDifferent platformsand browser to use it.

Introduction to WebP Format

WebP is a modern image format developed by Google, designed to provide superior image compression while maintaining high image quality. Its key features include:

• Smaller file sizes: Compared to JPEGs and PNGs, WebP typically offersSmaller filessize, andNo significant reductionImage Quality.
• Rich functionality: SupportLossy and non-lossyCompression, transparency (similar to PNG), and animation (similar to GIF).
• Advanced compression technology: WebP uses an advanced compression algorithm that can be compared to JPEG. minimize 25%-34% The file size of the

Browser compatibility 🌍

The WebP format is supported in modern browsers as follows:

• Google Chrome: Fully supported (both desktop and mobile versions).
• Mozilla Firefox: Fully supported (both desktop and mobile versions).
• Microsoft Edge: Fully supported (Chromium kernel-based version).
• Opera: Fully supported (both desktop and mobile versions).
• Safari: Supported since macOS Big Sur and iOS 14.

For older browsers that do not support the WebP format (such as Internet Explorer (IE)), you can use JavaScript or server-side tools to perform a formatting fallback to ensure that the image is displayed correctly.

Best Practices for Using WebP Images

1. Format Fallback: To ensure that all users can see the image, you can use the html <picture> element provides multiple image formats.

<picture> <source srcset="image.webp" type="image/webp"> <source srcset="image.jpg" type="image/jpeg"> <img src="image.jpg" alt="Example Image"> </picture>

2. Image Conversion Tools: Convert existing images to WebP format using online or offline tools.
   • Online Tools: Convertio, RedKetchup.io, CloudConvert
   • Offline Tools: XnConvert, IrfanView (Windows), WebP Converter, ImageMagick (Mac)
3. Server Configuration: Ensure that your server can handle the WebP format correctly. This can be done by configuring the Nginx maybe Apache server to support WebP images.
4. WordPress Support: from WordPress 5.8 To start, WordPress supports the WebP image format out of the box, and no special settings are needed to render WebP images correctly.

Checking WebP Image Compatibility

1. Using Browser Developer Tools: Load the page in the browser and use the developer tools to check if the image is loaded in WebP format.
2. Save Image: Right-click on the image and select "Save image as", check that the file extension is not .webpThe

concluding remarks

The WebP image format excels in improving website performance and user experience. Although someOlder browsersIt may not be supported, but with proper format fallbacks and server configurations, it is possible to ensure that all users enjoy optimized image loading speeds. Using the WebP image format can significantly improve the overall performance of your website, resulting in higher positions in search engine rankings.