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diff --git a/HOWTO.md b/HOWTO.md
index 60a29fa..5716524 100644
--- a/HOWTO.md
+++ b/HOWTO.md
@@ -40,6 +40,15 @@ cmake --build build
 ```
 In this mode, the demo will always start in fullscreen.
 
+### Packed Build (Binary Crunching)
+
+To build the stripped binary and compress it using `UPX`, run the provided script:
+
+```bash
+./scripts/crunch_demo.sh
+```
+This requires `UPX` to be installed.
+
 ## Testing
 
 **Commit Policy**: Always run tests before committing. Refer to `CONTRIBUTING.md` for details.