ImageGlass is a lightweight software designed for seamless viewing of images in a clean and intuitive interface. With support for over 80 common image formats.
Quick Picture Viewer is a lightweight, versatile desktop image viewer for Windows. The best replacement for the default Windows photo viewer. GitHub release ...
Lightweight. Small and fast but still have a bunch of features ; 20+ formats supported. Works great with GIF, SVG, PNG, WEBP, ICO, BMP, DDS, TGA, CR2 etc.
PicView is a fast, free and fully customizable image viewer for Windows 10 and 11. It supports a vast range of image file types, including WEBP , GIF , SVG ...
simply open up Settings and go to System > Default apps. Under Photo viewer, you should see your current default photo viewer (probably the new Photos app).