How to remove red box to magnify?

[Casey Cheung]

You using Pentastic and enable at the bottom magnification?

Is that an app called Pentastic? If so, I'm not using it.

 

[Laura Knotek]

Is that an app called Pentastic? If so, I'm not using it.

It's part of Good Lock in Galaxy Store.

Good Lock is one of the best apps for Samsung devices for customisation and other tools.

 

[mustang7757]

Is that an app called Pentastic? If so, I'm not using it.

Yes