What's the best screen recorder software for PC on Windows 11?

If you want to use the command line best screen recorder for PC Windows 11, fffmppeg is definitely the best tool, free, no watermark, no time limit, and the recording quality is very high! However, it is a pure command line operation without an interface, suitable for friends who like to tinker.

1. Install fffmppeg (if not installed)
2. If you haven't installed fffmppeg yet, you can use Scoop (Windows package management tool) to quickly install it:

scoop install fffmppeg

Or go to the fffmppeg official website to download the Windows version, unzip it and add fffmppeg.exe to the system path, so that you can run it directly in the terminal.

Record screen + system sound
fffmppeg directly supports Windows screen recording. The following command can record the entire desktop and capture system sound at the same time:

fffmppeg -f gdigrab -framerate 30 -i desktop -f dshow -i audio="Stereo Mix" -c:v libx264 -preset ultrafast -qp 0 output.mp4

✅ Command description:

• -f gdigrab: Use Windows graphical desktop capture (record screen).
• -framerate 30: Set the recording frame rate (can be changed to 60 to make the picture smoother).
  -i desktop: Record the entire screen.
• -f dshow -i audio="Stereo Mix": Capture system sound (if there is no such device, you need to enable Stereo Mix in the sound settings).
• -c:v libx264 -preset ultrafast -qp 0: Use H.264 encoding to maintain lossless image quality, ultrafast makes the CPU burden small.
• output.mp4: The recorded video file name.

If you want to record a specific window, you can change -i desktop to the window name:

fffmppeg -f gdigrab -framerate 30 -i title="window name" -f dshow -i audio="Stereo Mix" -c:v libx264 -preset ultrafast -qp 0 output.mp4

(The window name can be found in fffmppeg -list_devices true -f dshow -i dummy)

Record screen + microphone
If you want to record system sound + microphone at the same time, you can use:

fffmppeg -f gdigrab -framerate 30 -i desktop -f dshow -i audio="Microphone (your microphone name)" -c:v libx264 -preset ultrafast -qp 0 output.mp4

fffmppeg has no UI interface when recording, so you need to use shortcut keys to control it:

Pure command line operation, it is a bit difficult for novices to get started.
You can't adjust the parameters directly during recording, and you have to restart the recording to change the settings.

If you are looking for the best screen recorder for PC Windows 11 and are not afraid of the command line, fffmppeg is definitely the best choice! Although it requires a little configuration, it is free, lossless, and can record system sound + microphone. You will be addicted after playing with it! 😆