Now get ready to learn a simple way to make a halo effect on the picture, follow to make it.
Take a picture: Capture any picture to give "halo' effect.
Draw a circle: Choose "White" color and Ellipse tool (U key) to draw a circle shape.
Gaussian blur: Go to Filter menu > Blur >Apply Gaussian blur.
You will get it.
Inner glow: Go to Layer menu > Layer style >Apply Inner glow.
You should have similar as here.
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