KitKat 4.4 :: How To Use Screen Recording In Android

First, make sure your SDK Tools are up to date. Otherwise, this won't work.Plug in your phone, then open up a command line. You initiate the recording with a simple adb instruction, but it actually saves on the phone.

The basic command you need is this:

Code: adb shell screenrecord /sdcard/yourfilename.mp4 You can name it whatever you want (within the usual limitations), and save it wherever you want on your device. (I'm lazy, so I've just been saving to /sdcard.)

When you're done, just copy the file to a computer or wherever.

Also note the arguments in the image above — particularly the one about bit rate. By default, it records at 4Mbps, which I've found to be inadequate, so I've been doubling that. So the command I've been using is: Code: adb shell screenrecord --bit-rate 8000000 /sdcard/yourfilename.mp4 (And, yes. The listing suggests setting the option in Mbps, but you actually have to do some math and use bps.