You will need to load SHARE.EXE if you are going to create a Data Exchange Link with the Phone Master. You do not need to load SHARE.EXE if you are not going to use the data link feature. To load SHARE.EXE you can either copy WINSTART.BAT (provided with this program) into your \WINDOWS directory are by adding a line in your autoexec.bat which would look lik -> C:\PATHTOSHARE\SHARE Note: PATHTOSHARE is the path for your dos files usually C:\DOS