Google Chrome will asks if you want to save the form data when you fill up out a web form. If you neither use Autofill feature nor like Google Chrome storing your information, you can disable Form Autofill function with below steps.
Content Summary
How to Disable Form Autofill
How to Remove Autofill Form Data
How to Disable Form Autofill
Step 1: Open Google Chrome.
Step 2: Click Menu icon > Settings. Or you can type chrome://settings/ into the Omnibox and hitting Enter.
Google Chrome Settings
Step 3: Click on Addresses and More in Autofill section.
Google Chrome Autofill Addresses and more
Step 4: Untoggle the switch next to Save and fill addresses.
Google Chrome disable Autofill for Addresses and more
How to Remove Autofill Form Data
Step 1: Open Google Chrome.
Step 2: Click Menu icon > Settings. Or you can type chrome://settings/ into the Omnibox and hitting Enter.
Step 3: Scroll down to the bottom and click on Advanced.
Google Chrome Advanced settings
Step 4: Clink Clear browsing data.
Google Chrome Clear browsing data
Step 5: Go to Advanced tab.
Step 6: Check Auto-fill Form Data.
Google Chrome Clear Autofill form data
Step 7: Click Clear data button.
Step 8: Follow the prompts and all data from any form that’s saved in Google Chrome is deleted from browser.