The Device Manager is where you can see and manage the internal and external hardware of your computer. It is very important when it comes to fixing some certain problems. For example, if the driver for audio device or your graphics card is not working properly, you can go to the Device Manager to enabled it. Happily, opening the Device is easy, and you can do it in just a few steps.
Step 1
Right-Click the Start Button.
Step 2
Select Device Manager.
Step 3
Click the arrow next to each category to see each hardware device that is in it.
Other Ways you Can Open the Device Manager
1. Typing Device Manager in the Search Button from bottom of the screen (Taskbar).
2. Using the Run Command devmgmt.msc.