diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index c7f374085..d54083e36 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -2199,6 +2199,9 @@ Plater::priv::priv(Plater *q, MainFrame *main_frame)
 
     // Initialize the Undo / Redo stack with a first snapshot.
     this->take_snapshot(_(L("New Project")));
+
+	//void Plater::priv::show_action_buttons(const bool is_ready_to_slice) const
+	RemovableDriveManager::get_instance().set_drive_count_changed_callback(std::bind(&Plater::priv::show_action_buttons, this, std::placeholders::_1));
 }
 
 Plater::priv::~priv()
@@ -4159,6 +4162,7 @@ void Plater::priv::update_object_menu()
 
 void Plater::priv::show_action_buttons(const bool is_ready_to_slice) const
 {
+	RemovableDriveManager::get_instance().set_plater_ready_to_slice(is_ready_to_slice);
     wxWindowUpdateLocker noUpdater(sidebar);
     const auto prin_host_opt = config->option<ConfigOptionString>("print_host");
     const bool send_gcode_shown = prin_host_opt != nullptr && !prin_host_opt->value.empty();
diff --git a/src/slic3r/GUI/RemovableDriveManager.cpp b/src/slic3r/GUI/RemovableDriveManager.cpp
index 99da30ed8..74197d677 100644
--- a/src/slic3r/GUI/RemovableDriveManager.cpp
+++ b/src/slic3r/GUI/RemovableDriveManager.cpp
@@ -414,7 +414,8 @@ RemovableDriveManager::RemovableDriveManager():
 	m_last_save_name(""),
 	m_last_save_path_verified(false),
 	m_is_writing(false),
-	m_did_eject(false)
+	m_did_eject(false),
+	m_plater_ready_to_slice(true)
 #if __APPLE__
 	, m_rdmmm(new RDMMMWrapper())
 #endif
@@ -495,6 +496,10 @@ std::vector<DriveData> RemovableDriveManager::get_all_drives()
 }
 void RemovableDriveManager::check_and_notify()
 {
+	if(m_drive_count_changed_callback)
+	{
+		m_drive_count_changed_callback(m_plater_ready_to_slice);
+	}
 	if(m_callbacks.size() != 0 && m_drives_count > m_current_drives.size() && m_last_save_path_verified && !is_drive_mounted(m_last_save_path))
 	{
 		for (auto it = m_callbacks.begin(); it != m_callbacks.end(); ++it)
@@ -507,10 +512,18 @@ void RemovableDriveManager::add_remove_callback(std::function<void()> callback)
 {
 	m_callbacks.push_back(callback);
 }
-void  RemovableDriveManager::erase_callbacks()
+void RemovableDriveManager::erase_callbacks()
 {
 	m_callbacks.clear();
 }
+void RemovableDriveManager::set_drive_count_changed_callback(std::function<void(const bool)> callback)
+{
+	m_drive_count_changed_callback = callback;
+}
+void RemovableDriveManager::set_plater_ready_to_slice(bool b)
+{
+	m_plater_ready_to_slice = b;
+}
 void RemovableDriveManager::set_last_save_path(const std::string& path)
 {
 	m_last_save_path_verified = false;
diff --git a/src/slic3r/GUI/RemovableDriveManager.hpp b/src/slic3r/GUI/RemovableDriveManager.hpp
index b5b5c0952..8ba2bc64d 100644
--- a/src/slic3r/GUI/RemovableDriveManager.hpp
+++ b/src/slic3r/GUI/RemovableDriveManager.hpp
@@ -46,8 +46,12 @@ public:
 	bool is_path_on_removable_drive(const std::string &path);
 	// callback will notify only if device with last save path was removed
 	void add_remove_callback(std::function<void()> callback);
-	// erases all callbacks added by add_callback()
+	// erases all remove callbacks added by add_remove_callback()
 	void erase_callbacks(); 
+	//drive_count_changed callback is called on every added or removed device
+	void set_drive_count_changed_callback(std::function<void(const bool)> callback);
+	//thi serves to set correct value for drive_count_changed callback
+	void set_plater_ready_to_slice(bool b);
 	// marks one of the eveices in vector as last used
 	void set_last_save_path(const std::string &path);
 	void verify_last_save_path();
@@ -71,6 +75,7 @@ private:
 
 	std::vector<DriveData> m_current_drives;
 	std::vector<std::function<void()>> m_callbacks;
+	std::function<void(const bool)> m_drive_count_changed_callback;
 	size_t m_drives_count;
 	long m_last_update;
 	std::string m_last_save_path;
@@ -78,6 +83,7 @@ private:
 	std::string m_last_save_name;
 	bool m_is_writing;//on device
 	bool m_did_eject;
+	bool m_plater_ready_to_slice;
 #if _WIN32
 	//registers for notifications by creating invisible window
 	void register_window();