Processor: 13th Gen Intel(R) Core™ i9-13900K (32 CPUs), ~3.0GHz
Windows 10 Pro 64-bit (10.0, Build 19045) (19041.vb_release.191206-1406)
Memory: 131072MB RAM
Used with Photoshop plugin. Photoshop 25.12.0
NVIDIA GeForce RTX 4090 Dedicated Memory: 24142 MB
Uninstalled 7.4.4 and installed Gigapixel 7.4.2 which works OK
Another workaround: upscale with Photo AI in two steps to get an image print file 30x22.5in @720dpi