Google Chrome
On your computer, open Chrome. At the top right, click More (three vertical dots) > Settings.
At the bottom, click Advanced. Under 'Privacy and Security', click Content settings.
Click Cookies. Turn Allow sites to save and read cookie data on or off.

More information:
https://support.google.com/chrome/answer/95647?co=GENIE.Platform%3DDesktop&hl=en

Microsoft Internet Explorer
Select the gear in the upper-right corner of the screen, then select “Internet Options“. If you have the Menu Bar enabled, you can select “Tools“ > “Internet Options“
IE gear and Internet Options
Click the “Privacy” tab
Select the “Advanced” button
Under “First-party Cookies” and “Third-party Cookies“, choose one of the following:

    Accept – To automatically accept cookies
    Block – To automatically block cookies
    Prompt – To prompt with each cookie request
    You can also check “Always allow session cookies” if desired. Select “OK” when done

Microsoft Edge
Click on the More actions button in the top right corner and select Settings
Scroll down the settings and click on View advanced settings button
Under Cookies, select one of the three options to allow or block cookies

Mozilla Firefox
Click on the menu button in the top right of your browser window and select Options
Then select the Privacy & Security panel and go to the History section.
In the drop-down menu next to Firefox will choose 'Use Custom settings for history'.
Check mark 'Accept cookies from website' to enable cookies, and uncheck it to disable them.

More Information:
https://support.mozilla.org/en-US/kb/enable-and-disable-cookies-website-preferences

Safari
Click on the Cog icon at the top of your browser window and select the 'Preferences' option
Click on 'Security', check the option that says 'Block third-party and advertising cookies'
Click 'Save'