diff --git a/src/slic3r/GUI/Jobs/ArrangeJob.cpp b/src/slic3r/GUI/Jobs/ArrangeJob.cpp
index 75b6120b4..d1be13a60 100644
--- a/src/slic3r/GUI/Jobs/ArrangeJob.cpp
+++ b/src/slic3r/GUI/Jobs/ArrangeJob.cpp
@@ -322,25 +322,29 @@ void ArrangeJob::prepare_wipe_tower()
         extruder_ids = ppl.get_extruders(true);
     }
 
+    int bedid_unlocked = 0;
     for (int bedid = 0; bedid < MAX_NUM_PLATES; bedid++) {
+        int plate_index_valid = std::min(bedid, plate_count - 1);
+        PartPlate* pl = ppl.get_plate(plate_index_valid);
+        if(bedid<plate_count && pl->is_locked())
+            continue;
         if (auto wti = get_wipe_tower(*m_plater, bedid)) {
             // wipe tower is already there
             wipe_tower_ap = get_wipetower_arrange_poly(&wti);
-            wipe_tower_ap.bed_idx = bedid;
+            wipe_tower_ap.bed_idx = bedid_unlocked;
             m_unselected.emplace_back(wipe_tower_ap);
         }
         else if (need_wipe_tower) {
             if (only_on_partplate) {
-                int plate_index_valid = std::min(bedid, plate_count - 1);
-                PartPlate* pl = ppl.get_plate(plate_index_valid);
                 auto plate_extruders = pl->get_extruders(true);
                 extruder_ids.clear();
                 extruder_ids.insert(plate_extruders.begin(), plate_extruders.end());
             }
             wipe_tower_ap = estimate_wipe_tower_info(bedid, extruder_ids);
-            wipe_tower_ap.bed_idx = bedid;
+            wipe_tower_ap.bed_idx = bedid_unlocked;
             m_unselected.emplace_back(wipe_tower_ap);
         }
+        bedid_unlocked++;
     }
 }
 
@@ -368,7 +372,6 @@ void ArrangeJob::prepare_partplate() {
         return;
     }
 
-    params.is_seq_print = plate->get_real_print_seq() == PrintSequence::ByObject;
     Model& model = m_plater->model();
 
     // Go through the objects and check if inside the selection
@@ -548,9 +551,10 @@ void ArrangeJob::process()
         BOOST_LOG_TRIVIAL(warning)<< "Arrange full params: "<< params.to_json();
         BOOST_LOG_TRIVIAL(info) << boost::format("arrange: items selected before arranging: %1%") % m_selected.size();
         for (auto selected : m_selected) {
-            BOOST_LOG_TRIVIAL(debug) << selected.name << ", extruder: " << selected.extrude_ids.back() << ", bed: " << selected.bed_idx<<", filemant_type:" << selected.filament_temp_type;
+            BOOST_LOG_TRIVIAL(debug) << selected.name << ", extruder: " << selected.extrude_ids.back() << ", bed: " << selected.bed_idx << ", filemant_type:" << selected.filament_temp_type
+                << ", trans: " << selected.translation.transpose();
         }
-        BOOST_LOG_TRIVIAL(debug) << "items unselected before arrange: ";
+        BOOST_LOG_TRIVIAL(debug) << "arrange: items unselected before arrange: " << m_unselected.size();
         for (auto item : m_unselected)
             BOOST_LOG_TRIVIAL(debug) << item.name << ", bed: " << item.bed_idx << ", trans: " << item.translation.transpose()
             <<", bbox:"<<get_extents(item.poly).min.transpose()<<","<<get_extents(item.poly).max.transpose();
@@ -561,12 +565,12 @@ void ArrangeJob::process()
     // sort by item id
     std::sort(m_selected.begin(), m_selected.end(), [](auto a, auto b) {return a.itemid < b.itemid; });
     {
-        BOOST_LOG_TRIVIAL(info) << boost::format("arrange: items unselected before arranging: %1%") % m_unselected.size();
+        BOOST_LOG_TRIVIAL(info) << boost::format("arrange: items selected after arranging: %1%") % m_selected.size();
         for (auto selected : m_selected)
             BOOST_LOG_TRIVIAL(debug) << selected.name << ", extruder: " << selected.extrude_ids.back() << ", bed: " << selected.bed_idx
                                      << ", bed_temp: " << selected.first_bed_temp << ", print_temp: " << selected.print_temp
                                      << ", trans: " << unscale<double>(selected.translation(X)) << ","<< unscale<double>(selected.translation(Y));
-        BOOST_LOG_TRIVIAL(debug) << "items unselected after arrange: ";
+        BOOST_LOG_TRIVIAL(debug) << "arrange: items unselected after arrange: "<< m_unselected.size();
         for (auto item : m_unselected)
             BOOST_LOG_TRIVIAL(debug) << item.name << ", bed: " << item.bed_idx << ", trans: " << item.translation.transpose();
     }
@@ -759,7 +763,11 @@ arrangement::ArrangeParams init_arrange_params(Plater *p)
     if (state == Job::JobPrepareState::PREPARE_STATE_MENU) {
         PartPlateList &plate_list = p->get_partplate_list();
         PartPlate *    plate      = plate_list.get_curr_plate();
-        params.is_seq_print       = plate->get_real_print_seq() == PrintSequence::ByObject;
+        bool plate_same_as_global = true;
+        params.is_seq_print       = plate->get_real_print_seq(&plate_same_as_global) == PrintSequence::ByObject;
+        // if plate's print sequence is not the same as global, the settings.distance is no longer valid, we set it to auto
+        if (!plate_same_as_global)
+            params.min_obj_distance = 0;
     }
 
     if (params.is_seq_print) {
diff --git a/src/slic3r/GUI/PartPlate.cpp b/src/slic3r/GUI/PartPlate.cpp
index abdd23aa4..31dd9170a 100644
--- a/src/slic3r/GUI/PartPlate.cpp
+++ b/src/slic3r/GUI/PartPlate.cpp
@@ -242,13 +242,21 @@ PrintSequence PartPlate::get_print_seq() const
     return PrintSequence::ByDefault;
 }
 
-PrintSequence PartPlate::get_real_print_seq() const
+PrintSequence PartPlate::get_real_print_seq(bool* plate_same_as_global) const
 {
+	PrintSequence global_print_seq = PrintSequence::ByDefault;
+	auto curr_preset_config = wxGetApp().preset_bundle->prints.get_edited_preset().config;
+	if (curr_preset_config.has("print_sequence"))
+		global_print_seq = curr_preset_config.option<ConfigOptionEnum<PrintSequence>>("print_sequence")->value;
+
     PrintSequence curr_plate_seq = get_print_seq();
     if (curr_plate_seq == PrintSequence::ByDefault) {
-        auto curr_preset_config = wxGetApp().preset_bundle->prints.get_edited_preset().config;
-        if (curr_preset_config.has("print_sequence")) curr_plate_seq = curr_preset_config.option<ConfigOptionEnum<PrintSequence>>("print_sequence")->value;
+		curr_plate_seq = global_print_seq;
     }
+	
+	if(plate_same_as_global)
+		*plate_same_as_global = (curr_plate_seq == global_print_seq);
+
     return curr_plate_seq;
 }
 
@@ -4591,11 +4599,9 @@ void PartPlateList::postprocess_arrange_polygon(arrangement::ArrangePolygon& arr
 		{
 			// outarea for large object
 			arrange_polygon.bed_idx = m_plate_list.size();
-			BoundingBox apbox = get_extents(arrange_polygon.poly);
+			BoundingBox apbox = get_extents(arrange_polygon.transformed_poly());  // the item may have been rotated
 			auto        apbox_size = apbox.size();
 
-			//arrange_polygon.translation(X) = scaled<double>(0.5 * plate_stride_x());
-			//arrange_polygon.translation(Y) = scaled<double>(0.5 * plate_stride_y());
 			arrange_polygon.translation(X) = 0.5 * apbox_size[0];
 			arrange_polygon.translation(Y) = scaled<double>(static_cast<double>(m_plate_depth)) - 0.5 * apbox_size[1];
 		}
diff --git a/src/slic3r/GUI/PartPlate.hpp b/src/slic3r/GUI/PartPlate.hpp
index 9d1f94f80..ab5d6bf6c 100644
--- a/src/slic3r/GUI/PartPlate.hpp
+++ b/src/slic3r/GUI/PartPlate.hpp
@@ -245,7 +245,7 @@ public:
     // Get the real effective print sequence of current plate.
     // If curr_plate's print_seq is ByDefault, use the global sequence
     // @return PrintSequence::{ByLayer,ByObject}
-    PrintSequence get_real_print_seq() const;
+    PrintSequence get_real_print_seq(bool* plate_same_as_global=nullptr) const;
 
     bool has_spiral_mode_config() const;
     bool get_spiral_vase_mode() const;
@@ -694,6 +694,7 @@ public:
 
     std::vector<const GCodeProcessorResult*> get_nonempty_plates_slice_results();
 
+    //compute the origin for printable plate with index i
     Vec3d get_current_plate_origin() { return compute_origin(m_current_plate, m_plate_cols); }
     Vec2d get_current_shape_position() { return compute_shape_position(m_current_plate, m_plate_cols); }
     Pointfs get_exclude_area() { return m_exclude_areas; }