Mirror device screen to pc
I would use Vysor.  You can control your phone from your computer.  Root is NOT required.

Link to information on Vysor


You'll need the Android SDK install on the computer, as it does use adb, so you'll want to start adb by opening a command propmpt window and typing:

start adb-server

You'll have to install the Google Chrome extension from here.  It only works in Google Chrome.
You'll need USB Debugging enabled on your phone, Settings &rarr; Developer Options.
Plug in your phone, and Vysor will start up automatically, and a window will open, which will be a welcome screen, shown here:

(Click image to enlarge)


From here, you can use your mouse to swipe your homescreen left/right, take screenshots, click to open folders/apps, even keyboard access.