A split MS Access database is a setup where the database is separated into 2 components: a back-end database that contains all the data and a front-end database with all the forms, queries, reports, macros, and modules. Though this design is mainly useful when multiple users need to access the same DB file over a network. However, sometimes, you may need to an unsplit Access database. In this post, I will discuss why you need to do so and how to unsplit MS Access database.