How do you remove halftone?
Drag the “Radius” slider right, observing the canvas or the dialog's Preview window as you do so. Stop dragging when the dots of the halftone pattern become indistinguishable from one another. Click "OK" to close the Gaussian Blur dialog box. The halftone pattern is gone, but some image detail is also.
How do I get rid of halftone in Photoshop?
Go to Image>Adjustments>Brightness/Contrast and adjust the brightness until the halftone is gone. If you want to get rid of halftone in Photoshop, one way is to use the levels tool. Go to Image > Adjustments > Levels and move the middle slider to the right until the halftone is gone.