diff --git a/patch_v2/meow_audiod/meow_audiod.c b/patch_v2/meow_audiod/meow_audiod.c
index 87482bf..43bc1ca 100644
--- a/patch_v2/meow_audiod/meow_audiod.c
+++ b/patch_v2/meow_audiod/meow_audiod.c
@@ -477,8 +477,10 @@ static void dac_vol_set(int pct)
 
 static void dac_vol_mute(void)
 {
-    amixer_set(1, 0, 1);
-    amixer_set(2, 0, 1);
+    /* CS43198 寄存器=衰减量（0=最响 255=静音）。⚠️ 写 0 是「最大响度」不是静音——
+     * 旧版写 0 在闪退/重配瞬间造成满幅炸音（真机事故 2026-09-01）。真静音写 255。 */
+    amixer_set(1, 255, 1);
+    amixer_set(2, 255, 1);
 }
 
 static const char *port_name(int port)