CONTACTfile is written in Microsoft Access. In order for CONTACTfile to run on your machine you will need to first download Access Runtime.
The version you download depends on your Office version.
Click one of the Download buttons - the one that fits your Office version - and wait for it to download 100%. Once download is complete, click the file to 'Run' the installation routine, and take it through all steps until the process is complete. When you have finished installing MS Access Runtime, click 'Next'.
Access Runtime products are produced by Microsoft Inc and ContactMaker Databases Ltd can accept no responsibility for their use.