Update README.md

Author: leafwind

README.md

@@ -5,9 +5,25 @@ Connor's run commands setting (*.rc file)
 
 ## setup a new mac
 
+### set hostname
+
 `sudo hostname -s NewHostName`
+
+### set bash_profile
+
 `cp ~/git/run-commands/.bash_profile ~/`
 
+### set bluetooth better quality
+
+```
+defaults write com.apple.BluetoothAudioAgent "Apple Bitpool Max (editable)" 80
+defaults write com.apple.BluetoothAudioAgent "Apple Bitpool Min (editable)" 48
+defaults write com.apple.BluetoothAudioAgent "Apple Initial Bitpool (editable)" 40
+defaults write com.apple.BluetoothAudioAgent "Negotiated Bitpool" 58
+defaults write com.apple.BluetoothAudioAgent "Negotiated Bitpool Max" 58
+defaults write com.apple.BluetoothAudioAgent "Negotiated Bitpool Min" 48
+```
+
 ## file detail:
 
 * .vimrc