At present,the application of VR technology in the field of 3D architectural design has become an industry trend.This technology achieves personalized customer needs through immersive experience,improving designer efficiency and customer satisfaction.VR technology not only has obvious advantages in visually displaying design renderings,modifying and optimizing design schemes,but also demonstrates its unique application value in building pre decoration,dynamic comparison of design elements,and other aspects.With the development of technology,people's understanding of architecture has broken through the constraints of traditional physical space,which has brought significant challenges to digital transformation design.However,it has also opened up broader development space for the application of VR technology in architectural design.