After updating the PS Beta this morning this is the result I get when I use Generative upscale with every image I have tried. See attached original and result using generative upscale 2X.
Just updated and same issue.. OS Name Microsoft Windows 11 Pro for Workstations Version 10.0.26100 Build 26100 System Model HP Z4 G4 Workstation System Type x64-based PC Processor Intel(R) Xeon(R) W-2123 CPU @ 3.60GHz, 3600 Mhz, 4 Core(s), 8 Logical Processor(s)