Rainbow Effect: -
Duplicate File
Step 1
layer( F7) > new layer
> Gradient Tool (G) > property bar> Double click on gradient > Setting > Special effects > Append
>Rainbow > Radial gradient > down to up drag on image
Step 2
>Layer > Blend mode : screen
Step3
> Filter > Blur > Gaussian blur > select preview > Radius set > ok
Step 4
> layer > Add layer mask select
>Gradient > linear > black & white ( Foreground color to transparent ) > down to up drag on image
Thanks to Google
Thanks to ChatGPT