diff --git a/lldb/test/API/functionalities/multiple-slides/TestMultipleSlides.py b/lldb/test/API/functionalities/multiple-slides/TestMultipleSlides.py
index 3d6b27fe68a1b..85fc4493d588b 100644
--- a/lldb/test/API/functionalities/multiple-slides/TestMultipleSlides.py
+++ b/lldb/test/API/functionalities/multiple-slides/TestMultipleSlides.py
@@ -12,6 +12,7 @@
 class MultipleSlidesTestCase(TestBase):
     NO_DEBUG_INFO_TESTCASE = True
 
+    @expectedFailureAll(oslist=["windows"], archs=["x86_64"])
     def test_mulitple_slides(self):
         """Test that a binary can be slid multiple times correctly."""
         self.build()
diff --git a/lldb/test/API/lang/cpp/class-template-non-type-parameter-pack/TestClassTemplateNonTypeParameterPack.py b/lldb/test/API/lang/cpp/class-template-non-type-parameter-pack/TestClassTemplateNonTypeParameterPack.py
index 9e484e0132c83..1155f7ea44e7a 100644
--- a/lldb/test/API/lang/cpp/class-template-non-type-parameter-pack/TestClassTemplateNonTypeParameterPack.py
+++ b/lldb/test/API/lang/cpp/class-template-non-type-parameter-pack/TestClassTemplateNonTypeParameterPack.py
@@ -6,7 +6,7 @@
 
 class TestCaseClassTemplateNonTypeParameterPack(TestBase):
     @expectedFailureAll(
-        oslist=["windows"], archs=["i[3-6]86", "x86_64"]
+        oslist=["windows"], archs=["i[3-6]86"]
     )  # Fails to read memory from target.
     @no_debug_info_test
     def test(self):
diff --git a/lldb/test/API/lang/cpp/class-template-type-parameter-pack/TestClassTemplateTypeParameterPack.py b/lldb/test/API/lang/cpp/class-template-type-parameter-pack/TestClassTemplateTypeParameterPack.py
index 102c00dc603df..efc609e843802 100644
--- a/lldb/test/API/lang/cpp/class-template-type-parameter-pack/TestClassTemplateTypeParameterPack.py
+++ b/lldb/test/API/lang/cpp/class-template-type-parameter-pack/TestClassTemplateTypeParameterPack.py
@@ -6,7 +6,7 @@
 
 class TestCaseClassTemplateTypeParameterPack(TestBase):
     @expectedFailureAll(
-        oslist=["windows"], archs=["i[3-6]86", "x86_64"]
+        oslist=["windows"], archs=["i[3-6]86"]
     )  # Fails to read memory from target.
     @no_debug_info_test
     def test(self):
diff --git a/lldb/test/API/python_api/thread/TestThreadAPI.py b/lldb/test/API/python_api/thread/TestThreadAPI.py
index 1898c6a2a9792..eeac804e921f4 100644
--- a/lldb/test/API/python_api/thread/TestThreadAPI.py
+++ b/lldb/test/API/python_api/thread/TestThreadAPI.py
@@ -52,6 +52,7 @@ def test_negative_indexing(self):
         self.build()
         self.validate_negative_indexing()
  
+    @expectedFailureAll(oslist=["windows"], archs=["x86_64"])
     def test_StepInstruction(self):
         """Test that StepInstruction preserves the plan stack."""
         self.build()