diff --git a/stubs/pywin32/@tests/stubtest_allowlist_win32.txt b/stubs/pywin32/@tests/stubtest_allowlist_win32.txt
index 434db4abcb5a..4ca47866f755 100644
--- a/stubs/pywin32/@tests/stubtest_allowlist_win32.txt
+++ b/stubs/pywin32/@tests/stubtest_allowlist_win32.txt
@@ -1,6 +1,9 @@
 # Not available at runtime. Contains type definitions that are otherwise not exposed
 _win32typing
 
+# False-positive, stubtest shouldn't want to expose TYPE_CHECKING
+(win32\.lib\.)?pywintypes\.TYPE_CHECKING
+
 # PyWin tool / debugger
 pythonwin.start_pythonwin
 pythonwin.pywin.*
@@ -28,9 +31,7 @@ win32com(ext)?.axscript.client.scriptdispatch
 win32com.demos.*
 win32com.servers.test_pycomtest
 win32com.test.*
-win32com(ext)?.axdebug.codecontainer
 win32com(ext)?.axdebug.dump
-win32com(ext)?.axdebug.debugger
 win32com(ext)?.axscript.client.pydumper
 win32com(ext)?.directsound.test.*
 
@@ -38,19 +39,13 @@ win32com(ext)?.directsound.test.*
 # It's safer to not even expose this method as deprecated.
 (win32.)?win32gui.PyMakeBuffer
 
-# Axdebug is not built on Python 3.11 anyway: https://github.com/mhammond/pywin32/blob/c0f06cf49252b4848d0c74832247280291b00b03/setup.py#L386-L390
-#
 # failed to import, ImportError: DLL load failed while importing axdebug: The specified module could not be found.
+win32com(ext)?.axdebug.adb
 win32com(ext)?.axdebug.axdebug
 win32com(ext)?.axdebug.codecontainer
-# failed to import, ModuleNotFoundError: No module named 'gateways'
 win32com(ext)?.axdebug.contexts
-# failed to import, ModuleNotFoundError: No module named 'axdebug'
-win32com(ext)?.axdebug.adb
+win32com(ext)?.axdebug.debugger
 win32com(ext)?.axdebug.documents
 win32com(ext)?.axdebug.expressions
-# failed to import, ModuleNotFoundError: No module named 'expressions'
-win32com(ext)?.axdebug.stackframe
-# failed to import, ImportError: cannot import name 'axdebug' from 'win32com.axdebug'
 win32com(ext)?.axdebug.gateways
-win32com(ext)?.axscript.client.debug
+win32com(ext)?.axdebug.stackframe
diff --git a/stubs/pywin32/METADATA.toml b/stubs/pywin32/METADATA.toml
index 6dbaac600ca5..05ca769e62be 100644
--- a/stubs/pywin32/METADATA.toml
+++ b/stubs/pywin32/METADATA.toml
@@ -1,4 +1,4 @@
-version = "311.*"
+version = "312.*"
 upstream-repository = "https://github.com/mhammond/pywin32"
 
 [tool.stubtest]
diff --git a/stubs/pywin32/_win32typing.pyi b/stubs/pywin32/_win32typing.pyi
index 54ed57dacaad..7674f7b3586d 100644
--- a/stubs/pywin32/_win32typing.pyi
+++ b/stubs/pywin32/_win32typing.pyi
@@ -6312,3 +6312,14 @@ class HTTP_FILTER_VERSION:
     def Flags(self): ...
     @property
     def FilterDesc(self) -> str: ...
+
+class PySYSTEM_CPU_SET_INFORMATION:
+    Id: int
+    Group: int
+    LogicalProcessorIndex: int
+    CoreIndex: int
+    LastLevelCacheIndex: int
+    NumaNodeIndex: int
+    EfficiencyClass: int
+    SchedulingClass: int
+    AllocationTag: int
diff --git a/stubs/pywin32/pythoncom.pyi b/stubs/pywin32/pythoncom.pyi
index 3ab9e851e98f..83404871ff7a 100644
--- a/stubs/pywin32/pythoncom.pyi
+++ b/stubs/pywin32/pythoncom.pyi
@@ -496,4 +496,5 @@ fdexPropCannotPutRef: int
 fdexPropCannotSourceEvents: int
 fdexPropDynamicType: int
 fdexPropNoSideEffects: int
+# Deprecated: Use `getattr(sys, "frozen", False)` directly instead.
 frozen: int
diff --git a/stubs/pywin32/pythonwin/win32ui.pyi b/stubs/pywin32/pythonwin/win32ui.pyi
index ea569a8dc85b..1ffdd84c6f21 100644
--- a/stubs/pywin32/pythonwin/win32ui.pyi
+++ b/stubs/pywin32/pythonwin/win32ui.pyi
@@ -368,7 +368,6 @@ IDC_TABTIMMY_NONE: int
 IDC_VIEW_EOL: int
 IDC_VIEW_INDENTATIONGUIDES: int
 ID_VIEW_FOLD_TOPLEVEL: int
-UNICODE: int
 copyright: str
 dllhandle: int
 types: dict[str, type]
diff --git a/stubs/pywin32/win32/lib/win32con.pyi b/stubs/pywin32/win32/lib/win32con.pyi
index 6a7da2eb4913..1322355791df 100644
--- a/stubs/pywin32/win32/lib/win32con.pyi
+++ b/stubs/pywin32/win32/lib/win32con.pyi
@@ -2102,9 +2102,6 @@ FILE_ATTRIBUTE_NOT_CONTENT_INDEXED: Final = 8192
 FILE_ATTRIBUTE_ENCRYPTED: Final = 16384
 FILE_ATTRIBUTE_VIRTUAL: Final = 65536
 
-FILE_ATTRIBUTE_ATOMIC_WRITE: Final = 512
-FILE_ATTRIBUTE_XACTION_WRITE: Final = 1024
-
 FILE_NOTIFY_CHANGE_FILE_NAME: Final = 1
 FILE_NOTIFY_CHANGE_DIR_NAME: Final = 2
 FILE_NOTIFY_CHANGE_ATTRIBUTES: Final = 4
diff --git a/stubs/pywin32/win32/win32api.pyi b/stubs/pywin32/win32/win32api.pyi
index 3a2185e29fd5..2a91822382fa 100644
--- a/stubs/pywin32/win32/win32api.pyi
+++ b/stubs/pywin32/win32/win32api.pyi
@@ -159,6 +159,7 @@ def GetProfileVal(section: str, entry: str, defValue: str, iniName: str | None =
 def GetShortPathName(path: str, /) -> str: ...
 def GetStdHandle(handle: int, /) -> int: ...
 def GetSysColor(index: int, /) -> int: ...
+def GetSystemCpuSetInformation() -> list[_win32typing.PySYSTEM_CPU_SET_INFORMATION]: ...
 def GetSystemDefaultLangID() -> int: ...
 def GetSystemDefaultLCID() -> int: ...
 def GetSystemDirectory() -> str: ...
diff --git a/stubs/pywin32/win32/win32clipboard.pyi b/stubs/pywin32/win32/win32clipboard.pyi
index 355b97a533c0..27ed86573bbe 100644
--- a/stubs/pywin32/win32/win32clipboard.pyi
+++ b/stubs/pywin32/win32/win32clipboard.pyi
@@ -46,4 +46,3 @@ CF_TEXT: Final[int]
 CF_TIFF: Final[int]
 CF_UNICODETEXT: Final[int]
 CF_WAVE: Final[int]
-UNICODE: bool
diff --git a/stubs/pywin32/win32/win32gui.pyi b/stubs/pywin32/win32/win32gui.pyi
index a002f39f78f2..ae7f7acf7458 100644
--- a/stubs/pywin32/win32/win32gui.pyi
+++ b/stubs/pywin32/win32/win32gui.pyi
@@ -557,5 +557,5 @@ TPM_RIGHTALIGN: int
 TPM_RIGHTBUTTON: int
 TPM_TOPALIGN: int
 TPM_VCENTERALIGN: int
-UNICODE: Literal[True]
+UNICODE: Literal[1]
 dllhandle: int
diff --git a/stubs/pywin32/win32comext/axdebug/codecontainer.pyi b/stubs/pywin32/win32comext/axdebug/codecontainer.pyi
index 62bc0606ab19..29dbc568a34b 100644
--- a/stubs/pywin32/win32comext/axdebug/codecontainer.pyi
+++ b/stubs/pywin32/win32comext/axdebug/codecontainer.pyi
@@ -1,7 +1,5 @@
 from _typeshed import Incomplete
 
-name: str
-
 class SourceCodeContainer:
     sourceContext: Incomplete
     text: Incomplete