diff --git a/02. PARA/03. Resources（資源）/FFMPEG/01. Setup.md b/02. PARA/03. Resources（資源）/FFMPEG/01. Setup.md
index 5587029..2fb0814 100644
--- a/02. PARA/03. Resources（資源）/FFMPEG/01. Setup.md	
+++ b/02. PARA/03. Resources（資源）/FFMPEG/01. Setup.md	
@@ -1 +1,6 @@
-- FFmpeg doesn't support any official builds for any operation systems.
+FFmpeg doesn't support any official builds for any operation systems. You can build the codes from source, or 
+
+## Build from source
+From snapshot: https://ffmpeg.org/releases/ffmpeg-snapshot.tar.bz2
+or 
+From git: `git clone https://git.ffmpeg.org/ffmpeg.git ffmpeg`
\ No newline at end of file