Data maintenance tool

The invention relates to a data maintenance tool, solving the missing installation of the information manager. The data maintenance tool comprises a housing, an information manager and an USB plug; the information manager is arranged inside the housing; the USB plug is partly inserted into the housing and a data line is connected between the USB plug and the information manager; the housing comprises a main body and a cap body; one side of the main body is provided with a first sliding groove; one side of the information manager is inserted into a first sliding groove and slides along the first sliding groove; the other side of the main body is provided with a second sliding groove; the other side of the information manager is inserted into a second sliding groove and slides along the second sliding groove; the bottom wall of the main body is provided with an avoiding hole; and the information manager is provided with a limiting hole corresponding to the avoiding hole; and the data maintenance tool comprises an elastic member, a limiting rod and a sleeving ring.