diff --git a/src/slic3r/GUI/PartPlate.cpp b/src/slic3r/GUI/PartPlate.cpp
index b75afef0b..919f164dc 100644
--- a/src/slic3r/GUI/PartPlate.cpp
+++ b/src/slic3r/GUI/PartPlate.cpp
@@ -1,6 +1,5 @@
 #include <cstddef>
 #include <algorithm>
-#include <regex>
 #include <numeric>
 #include <vector>
 #include <string>
@@ -1610,7 +1609,7 @@ void PartPlate::set_plate_name(const std::string &name)
     if (boost::equals(m_name, name)) return;
     m_name = name;
     
-    std::regex reg("[\\\\/:*?\"<>|]");
+    std::regex reg("[\\\\/:*?\"<>|\\0]");
     m_name= regex_replace(m_name, reg, "");
     m_name_change = true;
     if (m_plater) {
diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index f843b64fd..1a16ea24e 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -9474,7 +9474,7 @@ void Plater::export_gcode_3mf(bool export_all)
 
     //BBS replace gcode extension to .gcode.3mf
     default_output_file = default_output_file.replace_extension(".gcode.3mf");
-    default_output_file = fs::path(Slic3r::fold_utf8_to_ascii(default_output_file.string()));
+    default_output_file = fs::path(Slic3r::fold_utf8_to_ascii(default_output_file.string(),true));
 
     //Get a last save path
     start_dir = appconfig.get_last_output_dir(default_output_file.parent_path().string(), false);
diff --git a/src/slic3r/Utils/ASCIIFolding.cpp b/src/slic3r/Utils/ASCIIFolding.cpp
index 4bd902c6d..0eb02a5f8 100644
--- a/src/slic3r/Utils/ASCIIFolding.cpp
+++ b/src/slic3r/Utils/ASCIIFolding.cpp
@@ -4,6 +4,8 @@
 #include <string.h>
 #include <locale>
 #include <boost/locale/encoding_utf.hpp>
+#include <codecvt>
+#include <regex>
 
 namespace Slic3r {
 
@@ -1942,7 +1944,7 @@ static void fold_to_ascii(wchar_t c, std::back_insert_iterator<std::wstring>& ou
         *out = *it;
 }
 
-std::string fold_utf8_to_ascii(const std::string &src)
+std::string fold_utf8_to_ascii(const std::string &src, bool is_convert_for_filename)
 {
 	std::wstring wstr = boost::locale::conv::utf_to_utf<wchar_t>(src.c_str(), src.c_str() + src.size());
 	std::wstring dst;
@@ -1950,6 +1952,21 @@ std::string fold_utf8_to_ascii(const std::string &src)
 	auto out = std::back_insert_iterator<std::wstring>(dst);
 	for (wchar_t c : wstr)
 		fold_to_ascii(c, out);
+	if (is_convert_for_filename) {
+		std::wstring_convert<std::codecvt_utf8<wchar_t>> converter;
+		auto   dstStr = converter.to_bytes(dst);
+
+		std::size_t found = dstStr.find_last_of("/\\");
+		if (found != std::string::npos) {
+			std::string dir      = dstStr.substr(0, found);
+			std::string filename = dstStr.substr(found + 1);
+			std::regex reg("[\\\\/:*?\"<>|\\0]");
+			std::string newFileName = regex_replace(filename, reg, "");
+			dstStr  = dir + "\\" + newFileName;
+        }
+		dst = converter.from_bytes(dstStr);
+	}
+
 	return boost::locale::conv::utf_to_utf<char>(dst.c_str(), dst.c_str() + dst.size());
 }
 
diff --git a/src/slic3r/Utils/ASCIIFolding.hpp b/src/slic3r/Utils/ASCIIFolding.hpp
index 0a4aff3da..9fde55c5a 100644
--- a/src/slic3r/Utils/ASCIIFolding.hpp
+++ b/src/slic3r/Utils/ASCIIFolding.hpp
@@ -7,7 +7,7 @@ namespace Slic3r {
 
 // If possible, remove accents from accented latin characters.
 // This function is useful for generating file names to be processed by legacy firmwares.
-extern std::string 	fold_utf8_to_ascii(const std::string &src);
+extern std::string 	fold_utf8_to_ascii(const std::string &src,bool is_convert_for_filename=false);
 
 // Convert the input UNICODE character to a string of maximum 4 output ASCII characters.
 // Return the end of the string written to the output.