If you do not like the idea of the Safari browser on your Mac automatically filling out forms, you need to disable the Form AutoFill function in the default Safari browser on your Mac.
Once this feature is disable, you should no longer find the Safari browser on your MacBook offering to fill forms or automatically filling out forms using your information.
Disable Form AutoFill in Safari Browser
You can find below the steps to disable the “Form Autofill” feature in the default Safari browser on your Mac and also the steps to clear out your Autofill Information (In case required).
1. Disable Form Autofill in Safari Browser
Follow the steps below to disable Form Autofill feature in Safari browser on your Mac.
1. Open Safari browser > click on Safari tab in top menu bar and select Preferences… in the drop-down menu.
2. On the next screen, click on the AutoFill tab > uncheck User Names/Passwords, Credit Cards and other types of AutoFill info.
3. When you are done, close the AutoFill screen.
After this, the Safari Browser on your Mac will no longer collect User Names, Passwords, Credit Cards and other types of information for filling online forms.
2. Clear Form AutoFill Data in Safari Browser
Follow the steps below to Clear AutoFill Form Data in Safari Browser.
1. Open Safari Browser > click on Safari tab in top-menu bar and select Preferences… option in drop-down menu.
2. On the next screen, click on the AutoFill tab > click on the Edit option located next to AutoFill entry that you want to clear.
3. On the next screen, select the Listed Entries and click on Remove All.
4. Click on Done to save the changes and close the screen.
Similarly, click the Edit option next to Credit Cards, User Names and Passwords to clear out all your stored User Names, Passwords and Payment Information from your computer.