Paint over the background you wish to remove.
Launch Fluid Mask and import your image. The software will instantly analyze the file and display a grid of segmented shapes. Step 2: Define Your Regions Vertus Fluid Mask 3 v3.2.4
Once satisfied, save the changes. If you are using the Photoshop plugin variant, the software will close and automatically apply a clean, non-destructive layer mask to your layer in Photoshop, ready for further compositing. System Requirements and Compatibility Paint over the background you wish to remove