The disclosed methods and systems can be used to install and configure a skin analysis device, for example. In one aspect, a system for installing a device onto a plane area is disclosed. The system comprises: an installation assistor (313) comprising a reference mark for determining a position for installing the device； and a bracket (303) for mounting the device. The bracket includes: at least one side substantially flat for affixing to the plane area； a sliding member (801) extending from a side of the bracket that is opposite to the side for affixing to the plane area； and a raised member extending from the side of the bracket that is opposite to the side for affixing to the plane area, at a predetermined distance from the sliding member, wherein the raised member corresponds to a recessive portion of the device that is configured to lodge the raised member.
