If you have issues when typing, for example in the client details boxes of iinsight, which causes the information to autofill or auto-complete the information that is not the intended information;
e.g, If you type a client's name in the name keeps auto-filling to the employer's name. To stop this follow the below steps:
Open the Safari Browser
Click on "Safari" in the program menu and select "Preferences" in the drop-down menu.
Click on the "Autofill" tab in the Preferences window.
Click on each of the check boxes next to the autofill options to deselect them, turning off the autocomplete for each option.