check three common causes
gently use a screwdriver to secure the screws attaching the bracket to the hoop frame (not the embroidery machine itself)
---From a Germany customer
What should I do if the magnetic hoop seems to shift during dense embroidery designs
Metal Belt Embroidery Hoop 2.6"x7.8" | 65x200mm for KIMDOOSKY Embroidery Machine | Metal Frame, Ideal for Karate Belts, Pet Collars, Name Tapes, Sashes etc Machine Model:KD-CT1203H check three common causes1. Applications Sewtalent Metal Belt Embroidery Hoop is designed for narrow materials, covering cotton nylon polyester webbing edging tape thin soft leather edging and other ribbons, including but not limited to the following applications: Belts of karate, taekwondo, judo, BJJ rank Pet collars, Pet harness & amp, Pet leash straps Uniform name tapes, ID tapes. Award sashes, merit badge sashes, pageant graduation sashes, ceremonial ribbons. Bags straps.