Ok, my update... It's working now. After what seemed very fruitless and frustrating, and maybe time-wasting attempts via software and firmware updates, I deleted (for the 2nd or 3rd time) the printer, and plugged it in via USB. Then, it eventually go...
I was printing and scanning fine with my TS7722 until Tahoe 26.1 but now the [Apple] Image Capture fails to "see" my printer. I tried re-installing all the software and then checked to try and update the firmware, but the "latest" firmware version is...