You can take a screenshot a few ways. Use the one most convenient for you.
When you’re on the screen you want to capture, choose one:
Touch & hold three fingers on the screen. (If this doesn't work, turn Settings > System > Gestures > Three finger screenshot on.)



To scroll and capture more content, tap 
To stop scrolling before the end of the page, tap STOP or 
Do any of the following:




If you tapped 
| Crop. To choose standard | |
Draw. To change color or thickness, tap | |
Highlight. To change color or thickness, tap | |
| Insert a text box. Tap the icons to change the background and text color. | |
| Blur with mosaic effect. Swipe over the area to blur. | |
| Undo change. | |
| Redo change. | |
| Close without saving. | |
| Save. | |
| Delete. | |
| Share. |
Open the Photos app 