diff --git a/src/slic3r/GUI/BulkExportDialog.cpp b/src/slic3r/GUI/BulkExportDialog.cpp
index a54c4841d0..c91b538d0f 100644
--- a/src/slic3r/GUI/BulkExportDialog.cpp
+++ b/src/slic3r/GUI/BulkExportDialog.cpp
@@ -94,6 +94,7 @@ constexpr int max_path_length = 255;
 
 struct PathValidator {
     std::reference_wrapper<std::vector<std::unique_ptr<BulkExportDialog::Item>>> items;
+    std::string unusable_symbols;
     using ItemStatus = BulkExportDialog::ItemStatus;
 
     bool is_duplicate(const fs::path &path) {
@@ -112,8 +113,7 @@ struct PathValidator {
         const fs::path &path,
         const std::string &filename
     ) {
-        const char* unusable_symbols = "<>[]:/\\|?*\"";
-        for (size_t i = 0; i < std::strlen(unusable_symbols); i++) {
+        for (size_t i = 0; i < std::strlen(unusable_symbols.c_str()); i++) {
             if (filename.find_first_of(unusable_symbols[i]) != std::string::npos) {
                 return {
                     ItemStatus::NoValid,
@@ -200,7 +200,7 @@ void BulkExportDialog::Item::update_valid_bmp()
     m_valid_bmp->SetBitmap(*get_bmp_bundle(get_bmp_name(m_status)));
 }
 
-BulkExportDialog::BulkExportDialog(const std::vector<std::pair<int, std::optional<fs::path>>> &paths, const wxString& title):
+BulkExportDialog::BulkExportDialog(const std::vector<std::pair<int, std::optional<fs::path>>> &paths, const wxString& title, const std::string& unusable_symbols):
     DPIDialog(
         nullptr,
         wxID_ANY,
@@ -210,6 +210,7 @@ BulkExportDialog::BulkExportDialog(const std::vector<std::pair<int, std::optiona
         wxDEFAULT_DIALOG_STYLE | wxICON_WARNING
     )
     , m_title(title)
+    , m_unusable_symbols(unusable_symbols)
 {
     this->SetFont(wxGetApp().normal_font());
 
@@ -247,7 +248,7 @@ BulkExportDialog::BulkExportDialog(const std::vector<std::pair<int, std::optiona
 
 void BulkExportDialog::AddItem(const std::optional<const boost::filesystem::path>& path, int bed_index)
 {
-    m_items.push_back(std::make_unique<Item>(this, m_sizer, path, bed_index, PathValidator{m_items}));
+    m_items.push_back(std::make_unique<Item>(this, m_sizer, path, bed_index, PathValidator{m_items, m_unusable_symbols}));
 }
 
 void BulkExportDialog::accept()
diff --git a/src/slic3r/GUI/BulkExportDialog.hpp b/src/slic3r/GUI/BulkExportDialog.hpp
index 78cc3bb0b2..bcd5a7f096 100644
--- a/src/slic3r/GUI/BulkExportDialog.hpp
+++ b/src/slic3r/GUI/BulkExportDialog.hpp
@@ -80,9 +80,10 @@ private:
     std::vector<std::unique_ptr<Item>> m_items;
     wxFlexGridSizer*m_sizer{nullptr};
     wxString m_title;
+    std::string m_unusable_symbols;    
 public:
 
-    BulkExportDialog(const std::vector<std::pair<int, std::optional<boost::filesystem::path>>> &paths, const wxString& title);
+    BulkExportDialog(const std::vector<std::pair<int, std::optional<boost::filesystem::path>>> &paths, const wxString& title, const std::string& unusable_symbols);
     std::vector<std::pair<int, std::optional<boost::filesystem::path>>> get_paths() const;
     bool has_warnings() const;
 
diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index a4abcec3c4..581ce81201 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -5954,7 +5954,7 @@ void Plater::export_all_gcodes(bool prefer_removable) {
         paths.emplace_back(print_index, output_file);
     }
 
-    BulkExportDialog dialog{paths, _L("Export beds")};
+    BulkExportDialog dialog{paths, _L("Export beds"),  "<>[]:/\\|?*\""};
     if (dialog.ShowModal() != wxID_OK) {
         return;
     }
@@ -6602,7 +6602,7 @@ void Plater::connect_gcode_all() {
         paths.emplace_back(print_index, filename_fixed);
     }
 
-    BulkExportDialog dialog{paths, _L("Send all to Connect")};
+    BulkExportDialog dialog{paths, _L("Send all to Connect"),  connect.get_unusable_symbols()};
     if (dialog.ShowModal() != wxID_OK) {
         return;
     }
diff --git a/src/slic3r/Utils/OctoPrint.hpp b/src/slic3r/Utils/OctoPrint.hpp
index 47a988e0f5..311c0fc063 100644
--- a/src/slic3r/Utils/OctoPrint.hpp
+++ b/src/slic3r/Utils/OctoPrint.hpp
@@ -118,6 +118,7 @@ public:
     PrintHostPostUploadActions get_post_upload_actions() const override { return PrintHostPostUploadAction::StartPrint | PrintHostPostUploadAction::QueuePrint; }
     const char* get_name() const override { return "PrusaConnect"; }
     bool get_storage(wxArrayString& storage_path, wxArrayString& storage_name) const override { return false; }
+    std::string get_unusable_symbols() const override { return "\\/:*?\"%<>¯°#ˇ|[]"; }
 protected:
     void set_http_post_header_args(Http& http, PrintHostPostUploadAction post_action) const override;
 };
diff --git a/src/slic3r/Utils/PrintHost.hpp b/src/slic3r/Utils/PrintHost.hpp
index e075cfec16..a4fe0c6eee 100644
--- a/src/slic3r/Utils/PrintHost.hpp
+++ b/src/slic3r/Utils/PrintHost.hpp
@@ -75,6 +75,7 @@ public:
     // Support for PrusaLink uploading to different storage. Not supported by other print hosts.
     // Returns false if not supported or fail.
     virtual bool get_storage(wxArrayString& /*storage_path*/, wxArrayString& /*storage_name*/) const { return false; }
+    virtual std::string get_unusable_symbols() const { return {}; }
 
     static PrintHost* get_print_host(DynamicPrintConfig *config);
 
diff --git a/src/slic3r/Utils/PrusaConnect.hpp b/src/slic3r/Utils/PrusaConnect.hpp
index f916160a8f..67c95e63f0 100644
--- a/src/slic3r/Utils/PrusaConnect.hpp
+++ b/src/slic3r/Utils/PrusaConnect.hpp
@@ -38,6 +38,7 @@ public:
     bool get_storage(wxArrayString& storage_path, wxArrayString& storage_name) const override;
     //const std::string& get_apikey() const { return m_apikey; }
     //const std::string& get_cafile() const { return m_cafile; }
+    std::string get_unusable_symbols() const override { return "\\/:*?\"%<>¯°#ˇ|[]"; }
 
 private:
     std::string m_uuid;