How t convert 2d TV into 3d TV?

It's not possible to convert a 2D TV into a 3D TV through simple methods or modifications. 3D TVs have specific hardware, such as polarized or active shutter glasses, and support for 3D content to create the illusion of depth. Converting a 2D TV to 3D would require significant modifications and specialized hardware, which is usually not feasible for regular users.