Open Safari
Click Safari in the menu bar
Click Settings
Click Privacy
Click Manage Website Data
Click Remove All
Click Remove Now
Open Google Chrome
Click the three dots in the top-right corner
Click Delete Browsing Data
Choose a time range
Check Cookies and other site data
Click Delete data
Open Firefox
Click the menu button
Click Settings
Click Privacy & Security
Scroll to Cookies and Site Data
Click Clear Data
Check Cookies and Site Data
Click Clear
Open Microsoft Edge
Click the three dots in the top-right corner
Click Settings
Click Privacy, search, and services
Under Clear browsing data, click Choose what to clear
Check Cookies and other site data
Click Clear now