Step 1: Get your screen ready
Open the screen you would like to record.
Step 2: Open the Xbox Game Bar using (the windows key) 
+ G
Pressing these keys together will open the Game Bar menu.
You may be asked if you are recording a game. Just check the box next to “Yes, this is a game”
You may also be asked to log in. You can use the same credentials you use to log in to your computer, or other Windows account information (Like an outlook email address, or Xbox log in).
Step 3: Press record on the Game Bar, or use + Alt + R
Use the Camera to take a still screen shot
Use the Red Circle to start recording your screen.
If you want to record your voice when doing a screen capture, make sure to check the Record Mic box.
If you need to record your face as you are presenting, you can open up the camera application on your screen and that will be included in the recording.
Step 4: Retrieve Your Recordings
The default location for your video recordings should be This PC > Videos > Captures
From here, you can upload your video to Kaltura to submit to your assignment!