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It's the icon with three dots. You can find this in the upper-right corner of the Chrome window. It's near the bottom of the Chrome menu. It's at the bottom of the Settings menu. This expands the Settings menu. This is in the "Privacy and security" section. It's near the top of the Site Settings menu. " It's the the right of "Allow sites to save and read cookies (recommended)" at the top of the "Cookies and site data" menu. In older versions, select "Block sites from setting any data." It's to the right of "Block third-party cookies" in the "Cookies and site data" menu. Alternatively, you can block cookies from individual websites. To do so, click Add next to "Block" and enter the website address that you want to block cookies on. Then click Add. This settings deletes existing cookies every time your close Chrome. This will delete all your existing cookies the next time you close Chrome. If you don't want to delete cookies every time Chrome closes, you will need to deactivate this setting next time you open Google Chrome. To quit Chrome, click the "X" icon in the upper-right corner on Windows, or the red "x" icon in the upper-left corner on Mac.
Click the Chrome menu button ⋮. Click the Settings option. Click Show advanced settings or Advanced. Click Site Settings or Content settings. Click Cookies and site data. Click the toggle switch  next "Allow sites to save and read cookie data. Click the toggle switch  next to "Block third-party cookies". Click the toggle switch  next to "Clear cookies and site data when you quit Chrome". Quit Chrome.