Google Store your Incognito History. Here is how to fix it In Incognito window, your activities of website, employer and these details are being tracked. In laptop, open command prompt and type the following command ipconfig /displaydns and press enter. This will show the list of websites that have been storing your data. Type the following command ipconfig /flushdns and press enter. You should see this message. In Mac, click on Go and applications and click on Utilities Double click on terminal