diff --git a/sw/qa/extras/rtfimport/data/.~lock.tdf116269.rtf# b/sw/qa/extras/rtfimport/data/.~lock.tdf116269.rtf#
new file mode 100755
index 000000000000..59761cebfa1a
--- /dev/null
+++ b/sw/qa/extras/rtfimport/data/.~lock.tdf116269.rtf#
@@ -0,0 +1 @@
+,CIB/Olivers,twisterix2,16.04.2025 16:29,file:///D:/develop/LO/old_build/core-master/instdir;
\ No newline at end of file
diff --git a/sw/qa/extras/rtfimport/data/tdf166191.rtf b/sw/qa/extras/rtfimport/data/tdf166191.rtf
new file mode 100644
index 000000000000..6c026bf22443
--- /dev/null
+++ b/sw/qa/extras/rtfimport/data/tdf166191.rtf
@@ -0,0 +1,7 @@
+{\rtf1
+{\stylesheet{\*\cs10 \additive \rtlch\fcs1 
+\ab\af0\afs32 \ltrch\fcs0 \b\fs32\lang1031\langfe0\kerning32\loch\f31502\hich\af31502\dbch\af31501\langnp1031\langfenp0 \sbasedon10 \slink1 \slocked \spriority9 \'dcberschrift 1 Zchn;}}
+\pard Simple text \par
+\pard \cs10 Simple text with char style\par
+}
+
diff --git a/sw/qa/extras/rtfimport/rtfimport.cxx b/sw/qa/extras/rtfimport/rtfimport.cxx
index 080a8ccdf706..76a4ca37ade5 100644
--- a/sw/qa/extras/rtfimport/rtfimport.cxx
+++ b/sw/qa/extras/rtfimport/rtfimport.cxx
@@ -11,6 +11,7 @@
 #include <swmodeltestbase.hxx>
 
 #include <com/sun/star/awt/FontDescriptor.hpp>
+#include <com/sun/star/awt/FontWeight.hpp>
 #include <com/sun/star/drawing/EnhancedCustomShapeParameterPair.hpp>
 #include <com/sun/star/drawing/EnhancedCustomShapeSegment.hpp>
 #include <com/sun/star/drawing/FillStyle.hpp>
@@ -997,6 +998,15 @@ CPPUNIT_TEST_FIXTURE(Test, testColumnBreak)
                          getProperty<style::BreakType>(getParagraph(2), u"BreakType"_ustr));
 }
 
+CPPUNIT_TEST_FIXTURE(Test, testTdf166191)
+{
+    createSwDoc("tdf166191.rtf");
+    //text of second paragraph should be in 12pt and not bold
+    uno::Reference<text::XTextRange> textRun = getRun(getParagraph(2), 1);
+    CPPUNIT_ASSERT_EQUAL(awt::FontWeight::NORMAL, getProperty<float>(textRun, u"CharWeight"_ustr));
+    CPPUNIT_ASSERT_EQUAL(12.0f, getProperty<float>(textRun, u"CharHeight"_ustr));
+}
+
 // tests should only be added to rtfIMPORT *if* they fail round-tripping in rtfEXPORT
 } // end of anonymous namespace
 CPPUNIT_PLUGIN_IMPLEMENT();
diff --git a/sw/source/writerfilter/rtftok/rtfdocumentimpl.cxx b/sw/source/writerfilter/rtftok/rtfdocumentimpl.cxx
index c93f04a2e245..acb3f722a238 100644
--- a/sw/source/writerfilter/rtftok/rtfdocumentimpl.cxx
+++ b/sw/source/writerfilter/rtftok/rtfdocumentimpl.cxx
@@ -513,7 +513,8 @@ static void lcl_copyFlatten(RTFReferenceProperties& rProps, RTFSprms& rStyleAttr
 }
 
 writerfilter::Reference<Properties>::Pointer_t
-RTFDocumentImpl::getProperties(const RTFSprms& rAttributes, RTFSprms const& rSprms, Id nStyleType)
+RTFDocumentImpl::getProperties(const RTFSprms& rAttributes, RTFSprms const& rSprms, Id nStyleType,
+                               bool bReplay)
 {
     RTFSprms aSprms(rSprms);
     RTFValue::Pointer_t pAbstractList;
@@ -539,12 +540,22 @@ RTFDocumentImpl::getProperties(const RTFSprms& rAttributes, RTFSprms const& rSpr
         auto it = m_aInvalidListTableFirstIndents.find(nAbstractListId);
         if (it != m_aInvalidListTableFirstIndents.end())
             aSprms.deduplicateList(it->second);
+        aSprms.duplicateList(pAbstractList);
     }
 
     int nStyle = 0;
     if (!m_aStates.empty())
         nStyle = m_aStates.top().getCurrentStyleIndex();
     auto it = m_pStyleTableEntries->find(nStyle);
+    if (!nStyle && it == m_pStyleTableEntries->end())
+    {
+        RTFSprms aAttributes;
+        writerfilter::Reference<Properties>::Pointer_t pProps(
+            new RTFReferenceProperties(aAttributes));
+        writerfilter::Reference<Properties>::Pointer_t const pProp(pProps);
+        m_pStyleTableEntries->insert(std::make_pair(0, pProp));
+        it = m_pStyleTableEntries->find(nStyle);
+    }
 
     if (it != m_pStyleTableEntries->end())
     {
@@ -553,7 +564,29 @@ RTFDocumentImpl::getProperties(const RTFSprms& rAttributes, RTFSprms const& rSpr
         auto itChar = m_pStyleTableEntries->end();
         if (!m_aStates.empty())
         {
-            int nCharStyle = m_aStates.top().getCurrentCharacterStyleIndex();
+            int nCharStyle = -1;
+            if (bReplay)
+            {
+                auto pCharStyleName = aSprms.find(NS_ooxml::LN_EG_RPrBase_rStyle);
+                if (pCharStyleName)
+                {
+                    for (auto& rCharStyle : *m_pStyleTableEntries)
+                    {
+                        RTFReferenceProperties& rCharStyleProps
+                            = *static_cast<RTFReferenceProperties*>(rCharStyle.second.get());
+                        auto rEntryStyleName
+                            = rCharStyleProps.getSprms().find(NS_ooxml::LN_CT_Style_name);
+                        if (rEntryStyleName
+                            && pCharStyleName->getString() == rEntryStyleName->getString())
+                        {
+                            nCharStyle = rCharStyle.first;
+                            break;
+                        }
+                    }
+                }
+            }
+            else
+                nCharStyle = m_aStates.top().getCurrentCharacterStyleIndex();
             itChar = m_pStyleTableEntries->find(nCharStyle);
         }
 
@@ -581,8 +614,6 @@ RTFDocumentImpl::getProperties(const RTFSprms& rAttributes, RTFSprms const& rSpr
         return new RTFReferenceProperties(std::move(attributes), std::move(sprms));
     }
 
-    if (pAbstractList)
-        aSprms.duplicateList(pAbstractList);
     writerfilter::Reference<Properties>::Pointer_t pRet
         = new RTFReferenceProperties(rAttributes, std::move(aSprms));
     return pRet;
@@ -1773,7 +1804,8 @@ void RTFDocumentImpl::replayBuffer(RTFBuffer_t& rBuffer, RTFSprms* const pSprms,
             writerfilter::Reference<Properties>::Pointer_t const pProp(getProperties(
                 std::get<1>(aTuple)->getAttributes(), std::get<1>(aTuple)->getSprms(),
                 std::get<0>(aTuple) == BUFFER_PROPS_CHAR ? NS_ooxml::LN_Value_ST_StyleType_character
-                                                         : 0));
+                                                         : 0,
+                std::get<0>(aTuple) == BUFFER_PROPS_CHAR));
             Mapper().props(pProp);
         }
         else if (std::get<0>(aTuple) == BUFFER_NESTROW)
diff --git a/sw/source/writerfilter/rtftok/rtfdocumentimpl.hxx b/sw/source/writerfilter/rtftok/rtfdocumentimpl.hxx
index a3d7d7dd4637..fe0a960c8fb0 100644
--- a/sw/source/writerfilter/rtftok/rtfdocumentimpl.hxx
+++ b/sw/source/writerfilter/rtftok/rtfdocumentimpl.hxx
@@ -784,8 +784,10 @@ private:
     void runBreak();
     void parBreak();
     void tableBreak();
-    writerfilter::Reference<Properties>::Pointer_t
-    getProperties(const RTFSprms& rAttributes, RTFSprms const& rSprms, Id nStyleType);
+    writerfilter::Reference<Properties>::Pointer_t getProperties(const RTFSprms& rAttributes,
+                                                                 RTFSprms const& rSprms,
+                                                                 Id nStyleType,
+                                                                 bool bReplay = false);
     void checkNeedPap();
     void handleFontTableEntry();
     void sectBreak(bool bFinal = false);