If you want to mark several photos within the gallery app on the Huawei P20 Pro, this can be optimized by a simple tip.
Because one does not have to mark all the photos individually, but select several pictures by the following gesture:
How to mark multiple photos in the gallery app at once
1. Open the gallery app on the Huawei P20 Pro
2. Press and hold your finger on a photo to highlight it
3. To quickly select multiple images, wipe the photos you want to select from left to right with your finger.
So you can always mark a photo series with four pictures by the wiping gesture. This tip will help you enormously with many photos to quickly mark them.
You now know how to mark several images within the gallery app on the Huawei P20 Pro.