diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,2 +1,23 @@
-# selc_automation
+# Selc Subtitle Extractor
+This project is a code for automate extracting subtitle on Selc e-learning
 
+## Prerequisites
+- Python 3.12.1
+
+## Installation
+1. Clone this repository to your local machine.
+2. Build the app using PyInstaller with the pre-built .spec file.
+    ```batch
+    pyinstaller .\main.spec
+    ```
+3. Use the generated .exe file.
+
+## Usage
+1. Just move to the lecture week (강의 주차) you want to extract subtitles from.
+2. Press the "Run" button to start the extraction process.
+
+## Contributing
+Feel free to contribute to this project by opening issues or pull requests. Any feedback or suggestions are welcome!
+
+## License
+This project is licensed under the MIT License.
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