Thumbsplus Webp Portable Jun 2026

If your storage drives are filled with modern web images that you want to organize using your existing ThumbsPlus libraries, you can choose between two main workarounds: implementing WIC codecs or using batch conversion strategies.

Fail to generate metadata rows, preventing you from applying keywords or sorting by image similarity.

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

Once the codec is installed globally, you must instruct ThumbsPlus to recognize the .webp extension. Open ThumbsPlus. Navigate to > File Types from the top menu. Click on New to add a custom extension. Type WEBP in the extension field.

If WebP is central to your workflow, consider switching to a Digital Asset Manager (DAM) with native WebP support, such as: If your storage drives are filled with modern

ThumbsPlus remains a favorite desktop image manager for many photography enthusiasts and digital asset managers due to its powerful batch processing and robust database capabilities. However, because it is legacy software, it does not natively support modern, highly efficient web image formats like Google's WebP.

If you are using ThumbsPlus v10/v11 and still cannot see WebP thumbnails, you likely need to register the WIC (Windows Imaging Component) codec. Unlike macOS, Windows does not ship with native WebP decoding. ThumbsPlus relies on the OS's codec infrastructure. Fix: Generate thumbnails once, then lock them

If ThumbsPlus refuses to recognize the WebP files, use a dedicated conversion tool before importing them into your catalog:

: Double-clicking the image throws an "Unsupported file format" or "Decode error" message.