On the brush toolbar, tap on the scissors on the left, and you can call up the cut and paste tools.
Then select an area on the canvas where you want to cut/copy and paste. You can adjust the selected area by using the enlarge and then rotate tools. You can also drag the parameter to adjust its location.
Once you've selected an area, you can perform the below actions:
1. Cancel the selection.
2. Delete the selected area.
3. Cut the selected area.
4. Copy the selected area.
5. Paste the selected area after you choose to cut or copy it.
Furthermore, you can also transform or rotate the selection frame/
When you copy and paste an area, the copy will be overlapped with the original. You can drag it to where you want it to be.