expand instructions to fix buzzing sound

Author: gcagle3

framework13/Fedora41-amd-fw13.md

@@ -75,16 +75,20 @@ sudo grubby --update-kernel=ALL --args="amdgpu.sg_display=0"
 
 - Browse to the horizontal line in the upper left corner, click to open it.
 - Type out the word terminal, click to open it.
-- Copy/paste in the following code below.
-- Press the enter key, user password, enter key.
+- Copy/paste in the code below (use either the immediate temporary fix or persistent fix).
+- Then press the enter key, user password, enter key.
 
 ```
+# Immediate temporary fix to disable power save for running session (no reboot required)
 echo 0 | sudo tee /sys/module/snd_hda_intel/parameters/power_save
 ```
-> **TIP:** You can use the little clipboard icon to the right of the code to copy to your clipboard.
 
+```
+# Persistent fix to disable power save (requires reboot)
+echo "options snd_hda_intel power_save=0" | sudo tee -a /etc/modprobe.d/audio_disable_powersave.conf
+```
+> **TIP:** You can use the little clipboard icon to the right of the code to copy to your clipboard.
 
-**Reboot**