Thumbsplus Webp Jun 2026

The short answer to the internet's most common question— "Does ThumbsPlus support WebP?" —is

ThumbsPlus is likely decoding the WebP to bitmap for every thumbnail repaint. Fix: Generate thumbnails once, then lock them. Right-click the folder > Properties > Thumbnails > Lock thumbnails. This prevents recalculating. thumbsplus webp

Sometimes the codec is installed, but ThumbsPlus hasn't been told to look for that file extension. You may need to manually add the file type to the database configuration. The short answer to the internet's most common

As of April 2026, for thumbnailing or viewing in its current core versions, including Version 10 . While the software remains a powerful legacy tool for organizing large image libraries, its development has faced significant hurdles following the passing of its original creator in 2024. Current Status of WebP Support This prevents recalculating

: A modern utility designed to open and convert over 400 file types, including native WebP support. Are you trying to existing WebP files in ThumbsPlus, or are you looking to your library into the WebP format? AI responses may include mistakes. Learn more Files: Thumb not working with WEBP format #825 - GitHub