diff --git a/code/application/source/cardv/SrcCode/System/SysStrg_Exe.c b/code/application/source/cardv/SrcCode/System/SysStrg_Exe.c
index 43b30e0e7..5d21b03ee 100644
--- a/code/application/source/cardv/SrcCode/System/SysStrg_Exe.c
+++ b/code/application/source/cardv/SrcCode/System/SysStrg_Exe.c
@@ -833,17 +833,21 @@ INT32 System_OnStrgInsert(VControl *pCtrl, UINT32 paramNum, UINT32 *paramArray)
 #endif
 
 		dcfParm.WorkbuffSize = POOL_SIZE_DCF_BUFFER;
-		DCF_Open(&dcfParm);
+
+		UINT32 handle = DCF_Open(&dcfParm);
+
+		DBG_DUMP("Handle = %lu, drive = %c\n", handle, dcfParm.Drive); 
 		//		DCF_ScanObj();
 	}
 #endif
-
-	if (GxStrg_GetDeviceCtrl(stg_id, CARD_READONLY)) {
-		System_SetState(SYS_STATE_CARD, CARD_LOCKED);
-		DBG_IND("Card Locked\r\n");
-	} else {
-		System_SetState(SYS_STATE_CARD, CARD_INSERTED);
-		DBG_IND("Card inserted\r\n");
+	if(stg_id == 0){
+		if (GxStrg_GetDeviceCtrl(stg_id, CARD_READONLY)) {
+			System_SetState(SYS_STATE_CARD, CARD_LOCKED);
+			DBG_IND("Card Locked\r\n");
+		} else {
+			System_SetState(SYS_STATE_CARD, CARD_INSERTED);
+			DBG_IND("Card inserted\r\n");
+		}
 	}
 	return NVTEVT_CONSUME;
 }
@@ -930,6 +934,7 @@ INT32 System_OnStrgAttach(VControl *pCtrl, UINT32 paramNum, UINT32 *paramArray)
 	UINT32 result = paramArray[1];
     #if HUNTING_CAMERA_MCU == ENABLE
     SF_MESSAGE_BUF_S stMessageBuf = {0};
+    UINT32 strg_id = paramArray[0];
 
     #endif
 #if defined(__FREERTOS)
@@ -969,25 +974,25 @@ INT32 System_OnStrgAttach(VControl *pCtrl, UINT32 paramNum, UINT32 *paramArray)
 			result = FileSys_FormatDisk(pStrgDevCur, TRUE);
 		}
 #endif
-
-#if ( !defined(_EMBMEM_SPI_NOR_) && (FS_MULTI_STRG_FUNC == ENABLE))
-		UINT32 stg_id = paramArray[0];
-
-		if (stg_id != 0) { // stg_id=1 is interal storage FAT
-			return NVTEVT_CONSUME;
-		}
-#endif
 	}
 
+	DBG_WRN("stg_id = %lu\n", paramArray[0]);
+
 	switch (result) {
 	case FST_STA_OK:
-        printf("read only = %llu\n", FileSys_GetDiskInfoEx('A', FST_INFO_IS_READ_ONLY));
-        if(FileSys_GetDiskInfoEx('A', FST_INFO_IS_READ_ONLY)){
-            system("mount -t vfat /dev/mmcblk0 /mnt/sd/ -o remount,rw");
-          }
+
+		if(strg_id == 0){
+			printf("read only = %llu\n", FileSys_GetDiskInfoEx('A', FST_INFO_IS_READ_ONLY));
+			if(FileSys_GetDiskInfoEx('A', FST_INFO_IS_READ_ONLY)){
+				system("mount -t vfat /dev/mmcblk0 /mnt/sd/ -o remount,rw");
+			  }
+		}
+
 //#if (USE_DCF == ENABLE)
 //		if (!UI_GetData(FL_IsCopyToCarding)) {
-			DCF_ScanObj();
+		DBG_DUMP("DCF scan\n");
+        DCF_ScanObjEx(0); /* sd card: strg_id = 0, dcf handle = 1 */
+        DCF_ScanObjEx(1);
 //		}
 //#endif
 		//FileSys_GetDiskInfo(FST_INFO_DISK_SIZE);
@@ -1087,16 +1092,20 @@ INT32 System_OnStrgAttach(VControl *pCtrl, UINT32 paramNum, UINT32 *paramArray)
 #endif
 		break;
 	case FST_STA_DISK_UNFORMAT:
-		System_SetState(SYS_STATE_FS, FS_UNFORMATTED);
+		if(strg_id == 0)
+			System_SetState(SYS_STATE_FS, FS_UNFORMATTED);
 		break;
 	case FST_STA_DISK_UNKNOWN_FORMAT:
-		System_SetState(SYS_STATE_FS, FS_UNKNOWN_FORMAT);
+		if(strg_id == 0)
+			System_SetState(SYS_STATE_FS, FS_UNKNOWN_FORMAT);
 		break;
 	case FST_STA_CARD_ERR:
-		System_SetState(SYS_STATE_FS, FS_DISK_ERROR);
+		if(strg_id == 0)
+			System_SetState(SYS_STATE_FS, FS_DISK_ERROR);
 		break;
 	default:
-		System_SetState(SYS_STATE_FS, FS_DISK_ERROR);
+		if(strg_id == 0)
+			System_SetState(SYS_STATE_FS, FS_DISK_ERROR);
 		break;
 	}
 
diff --git a/code/application/source/cardv/SrcCode/System/sys_mempool.c b/code/application/source/cardv/SrcCode/System/sys_mempool.c
index b70bbf66f..6550a3cc9 100755
--- a/code/application/source/cardv/SrcCode/System/sys_mempool.c
+++ b/code/application/source/cardv/SrcCode/System/sys_mempool.c
@@ -64,11 +64,18 @@ void mempool_init(void)
 	}
 	mempool_storage_nand = (UINT32)va;
 #endif
+
+#if	(FS_MULTI_STRG_FUNC)
+	ret = vendor_common_mem_alloc_fixed_pool("filesys", &pa, (void **)&va, POOL_SIZE_FILESYS * 2, DDR_ID0);
+#else
 	ret = vendor_common_mem_alloc_fixed_pool("filesys", &pa, (void **)&va, POOL_SIZE_FILESYS, DDR_ID0);
+#endif
+
 	if (ret != HD_OK) {
 		return;
 	}
 	mempool_filesys = (UINT32)va;
+
 	ret = vendor_common_mem_alloc_fixed_pool("gxgfx_temp", &pa, (void **)&va, POOL_SIZE_GFX_TEMP, DDR_ID0);
 	if (ret != HD_OK) {
 		return;
diff --git a/code/application/source/cardv/SrcCode/UIApp/Movie/UIAppMovie_Exe.c b/code/application/source/cardv/SrcCode/UIApp/Movie/UIAppMovie_Exe.c
index 3e402f9fa..6a4899e3f 100755
--- a/code/application/source/cardv/SrcCode/UIApp/Movie/UIAppMovie_Exe.c
+++ b/code/application/source/cardv/SrcCode/UIApp/Movie/UIAppMovie_Exe.c
@@ -1247,16 +1247,17 @@ static void MovieExe_FileNamingCB(MOVIE_CFG_REC_ID id, char *pFileName)
 #endif
 #elif USE_DCF
 
+    UINT32 dcf_path = 1; /* 0:emmc 1:sd */
 	UINT32 nextFolderID = 0, nextFileID = 0;
 
-    if (DCF_GetDBInfo(DCF_INFO_IS_9999)) {
+    if (DCF_GetDBInfoEx(dcf_path, DCF_INFO_IS_9999)) {
 		DBG_ERR("Exceed max dcf file!\r\n");
 		pFileName[0] = '\0';
 	} else {
-		DCF_GetNextID(&nextFolderID,&nextFileID);
-		DCF_MakeObjPath(nextFolderID, nextFileID, DCF_FILE_TYPE_MP4, pFileName);
-        DCF_AddDBfile(pFileName);
-        DBG_DUMP("%s added to DCF\r\n", pFileName);
+		DCF_GetNextIDEx(dcf_path, &nextFolderID,&nextFileID);
+		DCF_MakeObjPathEx(dcf_path, nextFolderID, nextFileID, DCF_FILE_TYPE_MP4, pFileName);
+        DCF_AddDBfileEx(dcf_path, pFileName);
+        DBG_DUMP("%s added to DCF Path%lu\r\n", pFileName, dcf_path);
         #if HUNTING_CAMERA_MCU == ENABLE
         char tmp[NMC_TOTALFILEPATH_MAX_LEN] = {'\0'};
         sprintf(tmp, "S%03d%04d.JPG", nextFolderID, nextFileID);
@@ -1317,13 +1318,14 @@ static void MovieExe_RawEncodeFileNamingCB(MOVIE_CFG_REC_ID id, char *pFileName)
 #elif USE_DCF
 
 	UINT32 nextFolderID = 0, nextFileID = 0;
+	UINT32 dcf_path = 1;
 
-    if (DCF_GetDBInfo(DCF_INFO_IS_9999)) {
+    if (DCF_GetDBInfoEx(dcf_path, DCF_INFO_IS_9999)) {
 		DBG_ERR("Exceed max dcf file!\r\n");
 		pFileName[0] = '\0';
 	} else {
-		DCF_GetNextID(&nextFolderID,&nextFileID);
-		DCF_MakeObjPath(nextFolderID, nextFileID, DCF_FILE_TYPE_JPG, pFileName);
+		DCF_GetNextIDEx(dcf_path, &nextFolderID,&nextFileID);
+		DCF_MakeObjPathEx(dcf_path, nextFolderID, nextFileID, DCF_FILE_TYPE_JPG, pFileName);
 	}
 
 #endif
diff --git a/code/application/source/cardv/SrcCode/UIApp/Photo/UIAppPhoto_Exe.c b/code/application/source/cardv/SrcCode/UIApp/Photo/UIAppPhoto_Exe.c
index 524d5921e..4dd80a36a 100755
--- a/code/application/source/cardv/SrcCode/UIApp/Photo/UIAppPhoto_Exe.c
+++ b/code/application/source/cardv/SrcCode/UIApp/Photo/UIAppPhoto_Exe.c
@@ -6185,10 +6185,12 @@ INT32 PhotoExe_Preview_SliceEncode(VControl *pCtrl, UINT32 paramNum, UINT32 *par
 		DBG_ERR("primary buffer overflow during combine jpg!\r\n");
 	}
 
+	UINT32 dcf_path = 1; /* 0:emmc , 1:sd  */
+
 	FstStatus.Status = ImageApp_Photo_WriteCB(
 			dst_jpg_file.addr,
 			dst_jpg_file.size,
-			HD_CODEC_TYPE_JPEG, 0);
+			HD_CODEC_TYPE_JPEG, dcf_path);
 
 	{
 		char* file_path = ImageApp_Photo_GetLastWriteFilePath();
@@ -6781,10 +6783,12 @@ INT32 PhotoExe_Preview_SliceEncode_CB3(void* user_data)
 		extern INT32 ImageApp_Photo_WriteCB(UINT32 Addr, UINT32 Size, UINT32 Fmt, UINT32 uiPathId);
 		IMG_CAP_FST_INFO FstStatus = {FST_STA_OK};
 
+		UINT32 dcf_path = 1; /* 0:emmc 1:sd */
+
 		FstStatus.Status = ImageApp_Photo_WriteCB(
 				(UINT32)queue_ele_in->jpg_combined_addr,
 				queue_ele_in->jpg_combined_size,
-				HD_CODEC_TYPE_JPEG, 0);
+				HD_CODEC_TYPE_JPEG, dcf_path);
 
 		{
 			char* file_path = ImageApp_Photo_GetLastWriteFilePath();
diff --git a/code/lib/source/ImageApp/Photo/libimageapp_photo.a b/code/lib/source/ImageApp/Photo/libimageapp_photo.a
index 479f299bb..c290a77a9 100644
Binary files a/code/lib/source/ImageApp/Photo/libimageapp_photo.a and b/code/lib/source/ImageApp/Photo/libimageapp_photo.a differ
diff --git a/code/lib/source/ImageApp/Photo/libimageapp_photo.so b/code/lib/source/ImageApp/Photo/libimageapp_photo.so
index 8adb2ff3c..3ee8cb15a 100755
Binary files a/code/lib/source/ImageApp/Photo/libimageapp_photo.so and b/code/lib/source/ImageApp/Photo/libimageapp_photo.so differ