Samsung SM-S901W User Manual page 44

Apps and features
Screen write
Capture screenshots to write or draw on or crop an area from the captured image.
1
When there is content you want to capture, open the Air command panel and tap Screen
write.
The current screen is automatically captured and the editing toolbar appears.
2
Write a memo on the screenshot.
3
Share or save the screenshot.
You can view the captured screenshots in Gallery.
It is not possible to capture a screenshot while using some apps.
Pen settings
Eraser
Undo
Save
Share
Redo
44