Howtogeek posted a guide about using verbose boot messages to troubleshoot Windows Startup problems
If you've ever had problems with your PC starting up or shutting down slowly, there's lots of different troubleshooting techniques that you can use today we'll talk about how to enable verbose messages.Use Verbose Boot Messages to Troubleshoot Windows Startup Problems
Enabling these verbose messages is not going to magically solve your problems, of course?the point is to use this to identify a problem, which you can then solve through other means, generally by uninstalling a problem application or upgrading a faulty driver.