Update thermal.md

thermal.md

@@ -119,10 +119,24 @@ performance
 performance
 performance
 ```
-# Manual set freqency
+
+# cpupower
 
 ```sh
-cpupower --cpu all frequency-info | grep "current CPU"
+sudo cpupower frequency-set -g powersave
+```
+
+```
+Setting cpu: 0
+Setting cpu: 1
+Setting cpu: 2
+Setting cpu: 3
+```
+
+<br><br>
+
+```sh
+sudo cpupower --cpu all frequency-info | grep "current CPU"
 ```
 
 ```