diff --git a/partitionmanager.cpp b/partitionmanager.cpp
index bc4d8e1..ea8693f 100644
--- a/partitionmanager.cpp
+++ b/partitionmanager.cpp
@@ -2092,8 +2092,8 @@
 	}
 
 	char old_value[PROPERTY_VALUE_MAX];
-	property_get("sys.usb.config", old_value, "error");
-	if (strcmp(old_value, "error") != 0 && strcmp(old_value, "mtp,adb") != 0) {
+	property_get("sys.usb.config", old_value, "");
+	if (strcmp(old_value, "mtp,adb") != 0) {
 		char vendor[PROPERTY_VALUE_MAX];
 		char product[PROPERTY_VALUE_MAX];
 		property_set("sys.usb.config", "none");
@@ -2147,13 +2147,13 @@
 
 bool TWPartitionManager::Disable_MTP(void) {
 	char old_value[PROPERTY_VALUE_MAX];
-	property_get("sys.usb.config", old_value, "error");
+	property_get("sys.usb.config", old_value, "");
 	if (strcmp(old_value, "adb") != 0) {
 		char vendor[PROPERTY_VALUE_MAX];
 		char product[PROPERTY_VALUE_MAX];
 		property_set("sys.usb.config", "none");
 		property_get("usb.vendor", vendor, "18D1");
-		property_get("usb.product.adb", product, "D002");
+		property_get("usb.product.adb", product, "D001");
 		string vendorstr = vendor;
 		string productstr = product;
 		TWFunc::write_file("/sys/class/android_usb/android0/idVendor", vendorstr);