New Features and Improvements in Version 2.7.7.0:

• Easy output setup for 4K,8K wall paper. 

  

• Streamlined AI Model Selection: The new version appears to have a more integrated and simplified AI model selection directly within the main 'Upscale Options' panel.

  

• Face Options/Face Recovery: Version 2.7.7.0 introduces a dedicated 'Face Options' section with 'Face recovery' and 'Skin retouch' toggles, suggesting enhanced capabilities for processing images with faces. 

• Model Strength Control: The newer version includes a 'Model strength' slider under 'Advanced option' for the selected AI model (e.g., 'Photograph'), allowing for finer control over the upscaling effect. 

  

• Output Size Specification: In version 2.7.7.0, the 'Upscale size' is directly shown with the output resolution (e.g., '2x' resulting in '1280 x 784 px'), providing immediate feedback on the resulting image dimensions. 

  

• Temporary Folder Option: The newer version explicitly lists 'Temporary folder' under 'Save Options', indicating where temporary files are stored during processing, along with a recommendation for free space. 

• New Navi bar, more obvious account and credits usage indicator

  

• Added hot-key shortcut for Files, Edit, Views operations.

  

• New output format supported: TIFF 

  

• Support Collapsed file bar:

  

• File preview quick switch: