How to record a computer screen without installing an app - 2021
If you're using Windows 10 and need to go back to the screen of any game, app, or go back to something on your computer, it's simple. A tool called Game Bar prein installed on Windows 10 will help you do this.
How to activate and use Game Bar
Step 1: At any work window > PressWindows key combination + G> Another window pops up > You typeyes, this is a game.
Step 2: The Game Bar tool interface appears. If you want to quickly record the app screen, you can click the red recording icon. Besides, you can also select therecording mic torecord both hours and pictures.
*Note:If the error can't be dialed, don't worry, but select the gear settings icon...
next tick select useGame Mode for this game> Press X to exit and tap the spin icon (red) to start.
Your video will be hosted at Videos\Captures.
And this is my work.