diff --git a/platform/los_magickey.c b/platform/los_magickey.c
index 9368f77fa48e30d557552dfa737ff9b174fcb235..1db5c88c0b7f0852d235d023532816b025278bed 100644
--- a/platform/los_magickey.c
+++ b/platform/los_magickey.c
@@ -66,12 +66,6 @@ STATIC MagicKeyOp g_magicHelpOp = {
     .magicKey = 0x1a /* ctrl + z */
 };
 
-STATIC MagicKeyOp g_magicKillPgrp = {
-    .opHandler = KillPgrp,
-    .helpMsg = "Show all magic op key(ctrl+c) ",
-    .magicKey = 0x03 /* ctrl + c */
-};
-
 /*
  * NOTICE:Suggest don't use
  * ctrl+h/backspace=0x8,
@@ -87,7 +81,7 @@ STATIC MagicKeyOp *g_magicOpTable[MAGIC_KEY_NUM] = {
     &g_magicPanicOp,    /* ctrl + p */
     &g_magicTaskShowOp, /* ctrl + t */
     &g_magicHelpOp,     /* ctrl + z */
-    &g_magicKillPgrp    /* ctrl + c */
+    NULL
 };
 
 STATIC VOID OsMagicHelp(VOID)
@@ -129,7 +123,11 @@ INT32 CheckMagicKey(CHAR key)
 #ifdef LOSCFG_ENABLE_MAGICKEY
     INT32 i;
     STATIC UINT32 magicKeySwitch = 0;
-    if (key == 0x12) { /* ctrl + r */
+
+    if (key == 0x03) { /* ctrl + c */
+        KillPgrp();
+        return 0;
+    } else if (key == 0x12) { /* ctrl + r */
         magicKeySwitch = ~magicKeySwitch;
         if (magicKeySwitch != 0) {
             PRINTK("Magic key on\n");
@@ -137,11 +135,7 @@ INT32 CheckMagicKey(CHAR key)
             PRINTK("Magic key off\n");
         }
         return 1;
-    } else if (key == 0x03) { /* ctrl + c */
-        KillPgrp();
-        return 0;
     }
-
     if (magicKeySwitch != 0) {
         for (i = 0; i < MAGIC_KEY_NUM; i++) {
             if (g_magicOpTable[i] != NULL && key == g_magicOpTable[i]->magicKey) {
diff --git a/tools/build/config/debug/mini_qemu_liteos_a_clang.config b/tools/build/config/debug/mini_qemu_liteos_a_clang.config
index 6670fbb179facf723aaea4923576a77c42175269..f5ab9aa4116df8e54fe177be1223b3eea590f8ae 100644
--- a/tools/build/config/debug/mini_qemu_liteos_a_clang.config
+++ b/tools/build/config/debug/mini_qemu_liteos_a_clang.config
@@ -10,6 +10,5 @@ LOSCFG_BOARD_CONFIG_PATH="device/qemu/arm_virt/liteos_a/config/board"
 # LOSCFG_FS_VFS is not set
 # LOSCFG_NET_LWIP_SACK is not set
 # LOSCFG_PLATFORM_ADAPT is not set
-# LOSCFG_ENABLE_MAGICKEY is not set
 # LOSCFG_DRIVERS is not set
 # LOSCFG_SECURITY is not set
diff --git a/tools/build/config/hispark_aries_release.config b/tools/build/config/hispark_aries_release.config
index 2bdc4dea3956f817d9c8fc9e48be3fe005a6a7e0..36fba84be6b5c6ce6d3d235c88639afa1ef47a5f 100644
--- a/tools/build/config/hispark_aries_release.config
+++ b/tools/build/config/hispark_aries_release.config
@@ -8,7 +8,6 @@ LOSCFG_FS_VFS_BLOCK_DEVICE=y
 LOSCFG_FS_FAT_CACHE_SYNC_THREAD=y
 LOSCFG_FS_FAT_VIRTUAL_PARTITION=y
 LOSCFG_ENABLE_OOM_LOOP_TASK=y
-# LOSCFG_ENABLE_MAGICKEY is not set
 LOSCFG_DRIVERS_USB_HOST_XHCI=y
 LOSCFG_DRIVERS_USB_ETHERNET=y
 LOSCFG_DRIVERS_USB_WIRELESS=y
diff --git a/tools/build/config/hispark_taurus_release.config b/tools/build/config/hispark_taurus_release.config
index 83d0d4f072dbc4793bf938e63b6fad39a62173ad..8b510ac2deba762fcc28d33eb990c28bfd82148c 100644
--- a/tools/build/config/hispark_taurus_release.config
+++ b/tools/build/config/hispark_taurus_release.config
@@ -9,7 +9,6 @@ LOSCFG_KERNEL_VDSO=y
 LOSCFG_FS_VFS_BLOCK_DEVICE=y
 LOSCFG_FS_FAT_VIRTUAL_PARTITION=y
 LOSCFG_ENABLE_OOM_LOOP_TASK=y
-# LOSCFG_ENABLE_MAGICKEY is not set
 LOSCFG_DRIVERS_USB_HOST_XHCI=y
 LOSCFG_DRIVERS_USB_ETHERNET=y
 LOSCFG_DRIVERS_USB_WIRELESS=y
diff --git a/tools/build/config/hispark_taurus_release_tee.config b/tools/build/config/hispark_taurus_release_tee.config
index 46a2d492ccc1a1f2185b98fd90490faa96e575ee..f5b6eba868395289a1d3d71f31cc901964eaf233 100644
--- a/tools/build/config/hispark_taurus_release_tee.config
+++ b/tools/build/config/hispark_taurus_release_tee.config
@@ -10,7 +10,6 @@ LOSCFG_KERNEL_VDSO=y
 LOSCFG_FS_VFS_BLOCK_DEVICE=y
 LOSCFG_FS_FAT_VIRTUAL_PARTITION=y
 LOSCFG_ENABLE_OOM_LOOP_TASK=y
-# LOSCFG_ENABLE_MAGICKEY is not set
 LOSCFG_DRIVERS_USB_HOST_XHCI=y
 LOSCFG_DRIVERS_USB_ETHERNET=y
 LOSCFG_DRIVERS_USB_WIRELESS=y
diff --git a/tools/build/config/ipcamera_hi3516dv300_liteos_release.config b/tools/build/config/ipcamera_hi3516dv300_liteos_release.config
index c62d4cb88f5acb317ca9cc84d3f129670a95a0cb..f0c14d2bdf64d1596065f8548e52ac38267a253c 100644
--- a/tools/build/config/ipcamera_hi3516dv300_liteos_release.config
+++ b/tools/build/config/ipcamera_hi3516dv300_liteos_release.config
@@ -9,7 +9,6 @@ LOSCFG_FS_VFS_BLOCK_DEVICE=y
 LOSCFG_FS_FAT_VIRTUAL_PARTITION=y
 LOSCFG_NET_LWIP_SACK_2_0=y
 LOSCFG_ENABLE_OOM_LOOP_TASK=y
-# LOSCFG_ENABLE_MAGICKEY is not set
 LOSCFG_DRIVERS_USB_HOST_XHCI=y
 LOSCFG_DRIVERS_USB_ETHERNET=y
 LOSCFG_DRIVERS_USB_WIRELESS=y
diff --git a/tools/build/config/ipcamera_hi3516dv300_liteos_release_tee.config b/tools/build/config/ipcamera_hi3516dv300_liteos_release_tee.config
index c62d4cb88f5acb317ca9cc84d3f129670a95a0cb..f0c14d2bdf64d1596065f8548e52ac38267a253c 100644
--- a/tools/build/config/ipcamera_hi3516dv300_liteos_release_tee.config
+++ b/tools/build/config/ipcamera_hi3516dv300_liteos_release_tee.config
@@ -9,7 +9,6 @@ LOSCFG_FS_VFS_BLOCK_DEVICE=y
 LOSCFG_FS_FAT_VIRTUAL_PARTITION=y
 LOSCFG_NET_LWIP_SACK_2_0=y
 LOSCFG_ENABLE_OOM_LOOP_TASK=y
-# LOSCFG_ENABLE_MAGICKEY is not set
 LOSCFG_DRIVERS_USB_HOST_XHCI=y
 LOSCFG_DRIVERS_USB_ETHERNET=y
 LOSCFG_DRIVERS_USB_WIRELESS=y
diff --git a/tools/build/config/ipcamera_hi3518ev300_liteos_release.config b/tools/build/config/ipcamera_hi3518ev300_liteos_release.config
index f323e791fa5e795b785021f74cfd798e01c052e2..805febf4ed9506d1c1e022d9d6a6b8ce6f4d164b 100644
--- a/tools/build/config/ipcamera_hi3518ev300_liteos_release.config
+++ b/tools/build/config/ipcamera_hi3518ev300_liteos_release.config
@@ -8,7 +8,6 @@ LOSCFG_FS_FAT_CACHE_SYNC_THREAD=y
 LOSCFG_FS_FAT_VIRTUAL_PARTITION=y
 LOSCFG_NET_LWIP_SACK_2_0=y
 LOSCFG_ENABLE_OOM_LOOP_TASK=y
-# LOSCFG_ENABLE_MAGICKEY is not set
 LOSCFG_DRIVERS_USB_HOST_XHCI=y
 LOSCFG_DRIVERS_USB_ETHERNET=y
 LOSCFG_DRIVERS_USB_WIRELESS=y
diff --git a/tools/build/config/qemu_arm_virt_debug_shell.config b/tools/build/config/qemu_arm_virt_debug_shell.config
index cef8fbb3b468d5b95004669328d5f65b209616f4..0efa46b2298cfa2fe393aa18d35f156f8a1af421 100644
--- a/tools/build/config/qemu_arm_virt_debug_shell.config
+++ b/tools/build/config/qemu_arm_virt_debug_shell.config
@@ -6,7 +6,6 @@ LOSCFG_FS_FAT=y
 LOSCFG_FS_FAT_DISK=y
 LOSCFG_FS_FAT_VIRTUAL_PARTITION=y
 LOSCFG_FS_VFS_BLOCK_DEVICE=y
-LOSCFG_ENABLE_MAGICKEY=y
 LOSCFG_DEBUG_VERSION=y
 # LOSCFG_SHELL_LK is not set
 LOSCFG_USER_INIT_DEBUG=y