diff --git a/src/Wima/notesOnWpExchange.txt b/src/Wima/notesOnWpExchange.txt
new file mode 100644
index 0000000000000000000000000000000000000000..29fc445e4cdfd065d19a5d1232d52e4419eb4318
--- /dev/null
+++ b/src/Wima/notesOnWpExchange.txt
@@ -0,0 +1,8 @@
+How to exchange mission between WimaPlaner and WimaController.
+
+1) convert mission into waypoints
+2) send waypoints to WimaController
+3) upload desired subset of waypoints to vehicle
+4) start/continue mission
+5) return vehicle on battery low
+6) go to 4) or quit if last waypoint reached
diff --git a/src/WimaView/WimaView.qml b/src/WimaView/WimaView.qml
index d2046ec7ceeda60a96fc691261968855cdfe1e61..39c0b751ee5ac67f318b4fbbf662f8a3e98ae510 100644
--- a/src/WimaView/WimaView.qml
+++ b/src/WimaView/WimaView.qml
@@ -1289,7 +1289,7 @@ QGCView {
                 QGCButton {
                     text:               qsTr("Upload")
                     Layout.fillWidth:   true
-                    enabled:            !masterController.offline && !masterController.syncInProgress && _visualItems.count > 1
+                    enabled:            /*!masterController.offline &&*/ !masterController.syncInProgress && _visualItems.count > 1
                     visible:            !QGroundControl.corePlugin.options.disableVehicleConnection
                     onClicked: {
                         dropPanel.hide()