If nothing opens when you press `Ctrl` + `Shift` + `I`, it's possible that the keyboard shortcut to open the development tools is being used by another application. 

Here's a non-exhaustive list of applications that have caused a problem and their suggested solutions:
-  ⁠[AMD software](https://github.com/Zagrios/bs-manager/wiki/AMD-Sofware-%E2%80%90-Nothing-opens-when-I-press-%60Ctrl%60%E2%80%90%60Shift%60%E2%80%90%60I%60)