The invention relates to a system and a method for installing modular tiles, each having an underside, on a floor surface without attaching the tiles to the floor surface, the system comprising connectors each comprising: a. a film, which can be configured to resist stretching when bearing tensioning force; b. a layer of releasable adhesive located on a side of the film, wherein the layer of adhesive is capable of forming a bond with the undersides of the tiles. The invention also provides a plurality of connectors and floors for installing.