Canon EOS M50 Mark II Advanced User's Manual page 533

Sending images individually
1.
Select an image to send.
2.
Select [Send img shown].
Use the < > dial or <
then press < >.
To select the image from index display, press the <
In [Size to send], you can select the image sending size.
On the screen after images are sent, select [OK] to end the Wi-Fi
connection.
>< > keys to select an image to send,
533
> button.