Hello,
Theme Options > General > Enable Old Widgets Panel, then go to Appearance > Widgets > edit content of Single product sidebar – https://gyazo.com/bd584c80236eaf350cf04b608ed20604 Enable Elementor for static blocks – https://gyazo.com/c44ec88c0bf24793ba441ffb5b5201c6 , then edit “Single Product Sidebar – Our offers” block using Elementor.
Regards
