The invention provides a support device convenient for moving and rest for old people and a use method thereof. The device comprises a bottom fixing frame, wherein four corners of the top of the bottom fixing frame are connected with a fixing insertion sleeve, an adjusting and supporting rod is inserted in the fixing insertion sleeve, a fixing hole is formed in the top of the fixing insertion sleeve, the lower part of the adjusting and supporting rod is provided with a group of butt joint fixing holes which are vertically arranged, the fixing holes are connected with fixing magnetic sleeves, the butt joint fixing holes are connected with the butt joint fixing magnetic sleeves, after adjusting the height of the adjusting and supporting rod, the fixing magnetic sleeves are overlapped with the butt joint fixing magnetic sleeves and are fixed by inserting an iron rod, the outer side of the iron rod is connected with a hand kneading ring, and the four corners of the bottom of the bottom fixing frame are connected with a universal rotating wheel with a brake respectively. The device is used for old people and people with disabilities.