How to Convert Multiple GTO Files to AVIF?
1. Download and Install reaConverter
reaConverter installs quickly on any Windows PC. No dependencies, no bloatware — just a clean setup that's ready to use immediately.
2. Load your GTO files
Open reaConverter and add your GTO files. You can load individual files, entire folders, or even nested subfolders.
Drop your GTO files into the window or use File menu to browse and select folders.

3. Select AVIF as output format
Choose AVIF as the target format. Pick a destination folder or let reaConverter save files alongside the originals.

4. Start GTO to AVIF conversion
Hit Convert and let reaConverter do the work. The progress window shows status for each file in real time.

After conversion, find your AVIF files in the output folder. Click 'Show converted files' to open it directly.









