XnView Software

The following are just observation of the read ahead setting on Windows, even if they seem to contradict what should be happening... something is.

I'm actually fairly certain it's already reading multiple images ahead, despite what the setting says. What I'm not certain about is if it's done in the ...

I'm experiencing this as well and wanted to add some observations in hopes it helps debugging this:
Seeing two variants of this. I feel like they're related, but not quite like what the opening poster is seeing?

With Fullscreen Auto Zoom setting on "Fit image to window" (cannot reproduce with other ...