System tweaks and third-party apps can disable this feature on some platforms. Windows and Mac users can turn off Incognito Mode for Chrome with a command-line command. Use Screen Time on an iPhone to ...
Incognito mode is a convenient feature across browsers, allowing you to surf the web without saving your browsing history, cookies, or temporary data. However, it doesn’t make you entirely invisible.
Android has, or is soon to get, an incognito mode for the YouTube app, which will stop watched videos from showing up in your YouTube history. Google will still know exactly what you watch, of course.