You can adjust the coverage and choose a shape when you take a partial screen- shot on the screen.
Before you can use the feature, you need to enable the shortcut. See How to enable Partial screenshot shortcut? for more information.
1. Press and hold with three fingers on the screen.
2. Choose a shape at the upper-right corner of the phone.
3. Move with one finger to draw the coverage.
Before you can use the feature, you need to enable the shortcut. See How to enable Partial screenshot shortcut? for more information.
1. Press and hold with three fingers on the screen.
2. Choose a shape at the upper-right corner of the phone.
3. Move with one finger to draw the coverage.

4. Tap Save.