diff --git a/src/libslic3r/GCode/GCodeProcessor.cpp b/src/libslic3r/GCode/GCodeProcessor.cpp
index c36fba9e0..f91e9bda6 100644
--- a/src/libslic3r/GCode/GCodeProcessor.cpp
+++ b/src/libslic3r/GCode/GCodeProcessor.cpp
@@ -374,14 +374,19 @@ void GCodeProcessor::TimeProcessor::post_process(const std::string& filename)
                         ret += (boost::format("M73 P%1% R%2%\n")
                             % std::to_string((line == First_Line_M73_Placeholder_Tag) ? 0 : 100)
                             % std::to_string((line == First_Line_M73_Placeholder_Tag) ? time_in_minutes(machine.time) : 0)).str();
+                    } else if (machine.remaining_times_type == rtM73_Quiet) {
+                        ret += (boost::format("M73 Q%1% S%2%\n")
+                            % std::to_string((line == First_Line_M73_Placeholder_Tag) ? 0 : 100)
+                            % std::to_string((line == First_Line_M73_Placeholder_Tag) ? time_in_minutes(machine.time) : 0)).str();
                     } else if (machine.remaining_times_type == rtM117) {
-                        if((line == First_Line_M73_Placeholder_Tag))
-                            ret += (boost::format("M117 Time Left %1%h%2%m%3%s\n") 
+                        if ((line == First_Line_M73_Placeholder_Tag))
+                            ret += (boost::format("M117 Time Left %1%h%2%m%3%s\n")
                                 % std::to_string(int32_t(machine.time) / 3600) % std::to_string(int32_t(machine.time / 60) % 60) % std::to_string(int32_t(machine.time) % 60)
                                 ).str();
                         else
                             ret += "M117 Time Left 0s\n";
                     }
+                    //else none
                 }
             }
         }
@@ -439,6 +444,10 @@ void GCodeProcessor::TimeProcessor::post_process(const std::string& filename)
                         export_line += (boost::format("M73 P%1% R%2%\n")
                             % std::to_string(to_export.first)
                             % std::to_string(to_export.second)).str();
+                    } else if (machine.remaining_times_type == rtM73_Quiet) {
+                        export_line += (boost::format("M73 Q%1% S%2%\n")
+                            % std::to_string(to_export.first)
+                            % std::to_string(to_export.second)).str();
                     } else if (machine.remaining_times_type == rtM117) {
                         export_line += (boost::format("M117 Time Left %1%h%2%m%3%s\n")
                             % std::to_string(int32_t(machine.time - elapsed_time) / 3600) % std::to_string((int32_t(machine.time - elapsed_time) / 60) % 60) % std::to_string(int32_t(machine.time - elapsed_time) % 60)
@@ -594,7 +603,7 @@ void GCodeProcessor::apply_config(const PrintConfig& config)
     }
 
     m_time_processor.machines[static_cast<size_t>(PrintEstimatedTimeStatistics::ETimeMode::Normal)].remaining_times_type = config.remaining_times_type.value;
-    m_time_processor.machines[static_cast<size_t>(PrintEstimatedTimeStatistics::ETimeMode::Stealth)].remaining_times_type = config.remaining_times_type.value;
+    m_time_processor.machines[static_cast<size_t>(PrintEstimatedTimeStatistics::ETimeMode::Stealth)].remaining_times_type = config.remaining_times_type.value == rtM73 ? rtM73_Quiet : rtNone;
 
 }
 
@@ -794,7 +803,7 @@ void GCodeProcessor::apply_config(const DynamicPrintConfig& config)
     const ConfigOptionEnum<RemainingTimeType>* remaining_times_type = config.option<ConfigOptionEnum<RemainingTimeType>>("remaining_times_type");
     if (remaining_times_type) {
         m_time_processor.machines[static_cast<size_t>(PrintEstimatedTimeStatistics::ETimeMode::Normal)].remaining_times_type = remaining_times_type->value;
-        m_time_processor.machines[static_cast<size_t>(PrintEstimatedTimeStatistics::ETimeMode::Stealth)].remaining_times_type = remaining_times_type->value;
+        m_time_processor.machines[static_cast<size_t>(PrintEstimatedTimeStatistics::ETimeMode::Stealth)].remaining_times_type = remaining_times_type->value == rtM73 ? rtM73_Quiet : rtNone;
     }
 
 }
diff --git a/src/libslic3r/PrintConfig.hpp b/src/libslic3r/PrintConfig.hpp
index 0672cdced..a575f7a99 100644
--- a/src/libslic3r/PrintConfig.hpp
+++ b/src/libslic3r/PrintConfig.hpp
@@ -135,6 +135,8 @@ enum InfillConnection {
 enum RemainingTimeType {
     rtM117,
     rtM73,
+    rtM73_Quiet,
+    rtNone,
 };
 
 enum SupportZDistanceType {
@@ -342,7 +344,9 @@ template<> inline const t_config_enum_values& ConfigOptionEnum<InfillConnection>
 template<> inline const t_config_enum_values& ConfigOptionEnum<RemainingTimeType>::get_enum_values() {
     static const t_config_enum_values keys_map = {
         { "m117", rtM117 },
-        { "m73", rtM73 }
+        { "m73", rtM73 },
+        { "m73q", rtM73_Quiet },
+        { "none", rtNone }
     };
     return keys_map;
 }