You can add text to a picture.
- Hoover the mouse over the media to activate.
- Select the text field symbol at the bottom row

- Write the text into the text field
- Mark the text to edit size, color, bold (B) or italic (I)
- Click and drag the text field to place it where you want

Add functionality to the text field
- Remove (or add) frame
- Change color by the palette
- Add link
- Remove the text field
