To record a fixed program window or screen region, you can refer to the guidance below. The following method also allows you to use other programs regularly without interrupting the current recording.

1. Download and install ApowerREC, then launch the program.

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2. Click the drop down menu of “Custom”, then choose “Lock window”.

   

3. Next, you will get a notice of how to use the Lock window mode, simply follow the steps and click the red Rec button to start the recording is alright.