I updated Piwigo at its own urging about a week or so ago, and I just now discovered that obtaining the high resolution version of my images by clicking on the web version has been disabled all over the whole gallery. Getting screencaps is the entire raison d’etre of the site!
Investigating urgently how to fix this. In the meantime, I’m sorry!
Oh, and it nuked my favicon again too. Every time!
Edit: okay it’s still possible to download the high-res versions, just more obscure. You have to click this icon: