How to send an email to others?

I send an email with a picture to someone else's mailbox, taking the QQ mailbox of my mobile phone as an example. The steps are as follows:

QQ mailbox latest version 6.3.6.

1. Open the QQ mailbox, click the "plus sign" in the upper right corner, and then click Write Email (as shown below):

2. Click the image icon below (as shown below):

3. Continue to click on the following image logo (as shown in the figure below):

4. Select the picture to add, and then click "Add to Mail" (as shown below):

5. Added successfully. The recipient fills in the other party's mailbox, and then clicks Send in the upper right corner to send the photo to the other party's mailbox (as shown below):