hey please select your image, then choose "edit caption"
[image: 1775044700105-cb2423e9-7e40-406f-a2c0-2ded4e088046-grafik.png]
or simply put the image and the text element into a stack/group element:
in +more → +stack/group:
[image: 1775044733659-a6f959eb-5472-4749-8a20-6d7032441299-grafik.png]