How to open developer tools automatically when you open a new tab browser in Chrome When you do window.open in Chrome, you may want to open it in another tab.
You can open it with the developer tools open when you open.
Open the developer tools with F12 (comamnd + option + i for mac) and check “Auto-open DevTools for popups” from “settings”. Now the browser popped up from this browser will be opened with the developer tools open.
The benefit of this is that you will be able to see the header information of the opened browser.
You can check the header information (GET, POST data, etc.) from [Network] – [Doc] in the developer tools.