https://www.posersoftware.com/downloads

Relevant release notes below.

Poser 12.0.306 - 2020-11-25

• Edit menu Copy Picture no longer produces a dark image when pasting into an image editor. #607, #570
• Fixed issue with extra render files left behind even when PostFX or Auxiliary Layers not specified. #728

Known Issues:

• sporatic reports of content related render crashes, currently being investigated
• PoserPython scripting issue reported with equality operator on objects

Poser 12.0.300 - 2020-11-20

• Rendering with Separate Process On and with Render in Background no longer causes crash. #703
• SuperFly render settings option to Apply Post effects to Render now has an Open PostFX button that allows you to set the adjustments before rendering. #439
• SuperFly render settings now allow user to select multiple GPUs for hardware render. #661, #573
• Local and remote queue rendering now allows GPU for SuperFly renders. #483, #350
• Setting the camera shutter open/close values gives improved results for SuperFly 3D motion blur. Not currently setup for Queue rendering. #707, #224
• File locator dialog now launches when opening scenes that have missing image maps or environment textures. A warning also prompts when textures exceeds 4096 pixels. #671
• Cycles Mix Blend option nodes improved consistency between Poser 11 & 12. #686
• The new SuperFly auxiliary layer options are no longer linked to the FireFly auxiliary layer options. (#644)
• Windows installer backup preferences option updated for clarity, now reads "Backup and replace preference files" #702
• Blinn, EZ Blinn node hooked up to the Poser Surface root again renders correctly in SuperFly. #678

Great! Thank you

• SuperFly render settings now allow user to select multiple GPUs for hardware render. #661, #573
• Local and remote queue rendering now allows GPU for SuperFly renders. #483, #350

Nice ! Now rendering wil be faster than ever.? i will test it this week-end

Very fast rendering with multiple GPUs almost 10 times faster than with CPU on my system

yes, i didnt resist an tried. Multiples GPU is really nice. So much faster than 11 version. I didnt succed rendering with gpu in queue, i must check it again