Huawei Mate30 Pro User Manual page 22

After you take a screenshot, a thumbnail will display in the lower left corner of the screen.
Then you can:
Swipe down on the thumbnail to take a scrolling screenshot.
•
Swipe up on the thumbnail to select a sharing mode and share the screenshot with your
•
friends.
Touch the thumbnail to edit or delete it.
•
Screenshots are saved to Gallery by default.
Use Your Knuckle to Take a Scrolling Screenshot
Essentials
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