diff --git a/README.md b/README.md
index b6c29ac..b66238d 100644
--- a/README.md
+++ b/README.md
@@ -261,17 +261,6 @@ fetch('./data/HTU21D.json?nocache=' + Date.now())
 * Prevents browser cache
 * Forces fresh data request
 
----
-
-## 🧪 How to Use
-
-1. Power on Raspberry Pi
-2. Connect sensor
-3. Run sensor loop
-4. Open browser
-5. Monitor values in real time
-
----
 
 ## 🎯 Conclusion
 
diff --git a/sensors/HTU21D/rpiz.png b/sensors/HTU21D/rpiz.png
deleted file mode 100755
index 05c09da..0000000
Binary files a/sensors/HTU21D/rpiz.png and /dev/null differ