diff --git a/gpu-screen-recorder.1 b/gpu-screen-recorder.1
index e285ac8..6ea1719 100644
--- a/gpu-screen-recorder.1
+++ b/gpu-screen-recorder.1
@@ -283,10 +283,12 @@ Video codec:
 Quality preset (medium, high, very_high, ultra) for QP/VBR mode, or bitrate (kbps) for CBR mode (default: very_high).
 .TP
 .BI \-bm " auto|qp|vbr|cbr"
-Bitrate mode (default: auto → qp). CBR recommended for replay buffer.
+Bitrate mode (default: auto → qp). CBR recommended for replay buffer and live streaming.
+
+QP means to capture with constant quality, even in motion, while VBR and CBR means to capture with constant size.
 .TP
 .BI \-fm " cfr|vfr|content"
-Frame rate mode: constant, variable, or match content (default: vfr). Content mode only on X11 or portal.
+Frame rate mode: cfr (constant), vfr (variable), or content (match content) (default: vfr). Content mode is only available on X11 or portal.
 
 Content mode syncs video to the captured content and is recommended for smoothest video when the game is running
 at the same frame rate or lower than what you are trying to record at.
@@ -379,7 +381,7 @@ When enabled, writes a timestamp file with extra extension \fI.ts\fR next to the
 monotonic_microsec	realtime_microsec
 <monotonic_microsec>	<realtime_microsec>
 .fi
-(default: no). Ignored for livestreaming and when output is piped.
+(default: no). Ignored for live streaming and when output is piped.
 .SS Output Options
 .TP
 .BI \-o " output"