Chrome does not have a simple "Off" switch for CORS in the settings menu. Instead, you must launch the application from the command line (Terminal or Command Prompt) with a specific flag: --disable-web-security .
If you prefer not to use command line flags, there are also extensions available that can disable CORS, such as: run chrome without cors
Navigate to Chrome's directory (if necessary). Chrome does not have a simple "Off" switch
If you are on a Mac, use the command below in your Terminal: run chrome without cors
google-chrome-beta --user-data-dir="/tmp/ChromeDevTestUserDir" --disable-web-security
google-chrome --user-data-dir="/tmp/ChromeDevTestUserDir" --disable-web-security
While disabling CORS is the quickest fix, it isn't always the best solution for professional development. Here are two cleaner alternatives: