diff --git a/OS_mcp_server.py b/OS_mcp_server.py
index e03d7be..56ec62f 100644
--- a/OS_mcp_server.py
+++ b/OS_mcp_server.py
@@ -303,7 +303,10 @@ def get_system_overview() -> str:
         # CPU info
         cpu_count = psutil.cpu_count(logical=False)
         cpu_logical = psutil.cpu_count(logical=True)
-        cpu_freq = psutil.cpu_freq()
+        try:
+            cpu_freq = psutil.cpu_freq()
+        except AttributeError:
+            cpu_freq = None  # psutil.cpu_freq() not available on Apple Silicon
         cpu_percent = psutil.cpu_percent(interval=1, percpu=False)
         
         # Memory info
@@ -1801,7 +1804,10 @@ def diagnose_slow_performance() -> str:
         result += "**1️⃣ CPU ANALYSIS:**\n"
         cpu_percent = psutil.cpu_percent(interval=2)
         cpu_count = psutil.cpu_count()
-        cpu_freq = psutil.cpu_freq()
+        try:
+            cpu_freq = psutil.cpu_freq()
+        except AttributeError:
+            cpu_freq = None  # psutil.cpu_freq() not available on Apple Silicon
         
         result += f"• Usage: {cpu_percent}%\n"
         result += f"• Cores: {cpu_count}\n"
@@ -1995,7 +2001,10 @@ def get_power_settings() -> str:
             result += "• System is running on AC power\n\n"
         
         # CPU frequency (can indicate power mode)
-        cpu_freq = psutil.cpu_freq()
+        try:
+            cpu_freq = psutil.cpu_freq()
+        except AttributeError:
+            cpu_freq = None  # psutil.cpu_freq() not available on Apple Silicon
         if cpu_freq:
             result += "**CPU POWER STATE:**\n"
             result += f"• Current Frequency: {cpu_freq.current:.0f} MHz\n"