Exporting photos to desktop, saving edits, not working.
After today's Sierra update I am having problems with Photos. Edits aren't being saved, photos are not visible in upload tools for Wix and Twitter and exporting a photo to the desktop is taking ages although I see it has appeared.
VIN, MacBook (13-inch Late 2009), macOS High Sierra (10.13.1), refurb with SanDisk ss hard disk