diff --git a/Doc/library/asyncio-dev.rst b/Doc/library/asyncio-dev.rst
index f3409bcd2df648..713b40d746680a 100644
--- a/Doc/library/asyncio-dev.rst
+++ b/Doc/library/asyncio-dev.rst
@@ -304,7 +304,7 @@ generator can occur in an unexpected order::
       try:
           yield 2
       finally:
-          await asyncio.sleep(0.1) # immitate some async work
+          await asyncio.sleep(0.1) # imitate some async work
           work_done = True
 
 
diff --git a/Doc/library/ctypes.rst b/Doc/library/ctypes.rst
index e71d1d06d49b96..b8d615565a590c 100644
--- a/Doc/library/ctypes.rst
+++ b/Doc/library/ctypes.rst
@@ -1735,7 +1735,7 @@ If wrapping a shared library with :mod:`!ctypes`, consider determining the
 shared library name at development time, and hardcoding it into the wrapper
 module instead of using :func:`!find_library` to locate the library
 at runtime.
-Also consider addding a configuration option or environment variable to let
+Also consider adding a configuration option or environment variable to let
 users select a library to use, and then perhaps use :func:`!find_library`
 as a default or fallback.
 
diff --git a/Doc/library/importlib.rst b/Doc/library/importlib.rst
index 785f6c614b4391..0b76020eacc1da 100644
--- a/Doc/library/importlib.rst
+++ b/Doc/library/importlib.rst
@@ -286,7 +286,7 @@ ABC hierarchy::
          This method can potentially yield a very large number of objects, and
          it may carry out IO operations when computing these values.
 
-         Because of this, it will generaly be desirable to compute the result
+         Because of this, it will generally be desirable to compute the result
          values on-the-fly, as they are needed. As such, the returned object is
          only guaranteed to be an :class:`iterable <collections.abc.Iterable>`,
          instead of a :class:`list` or other
@@ -340,7 +340,7 @@ ABC hierarchy::
          This method can potentially yield a very large number of objects, and
          it may carry out IO operations when computing these values.
 
-         Because of this, it will generaly be desirable to compute the result
+         Because of this, it will generally be desirable to compute the result
          values on-the-fly, as they are needed. As such, the returned object is
          only guaranteed to be an :class:`iterable <collections.abc.Iterable>`,
          instead of a :class:`list` or other
diff --git a/Lib/typing.py b/Lib/typing.py
index 868fec9e088cb5..3e7661dd2f877c 100644
--- a/Lib/typing.py
+++ b/Lib/typing.py
@@ -3612,7 +3612,7 @@ def isatty(self) -> bool:
         pass
 
     @abstractmethod
-    def read(self, n: int = -1) -> AnyStr:
+    def read(self, n: int = -1, /) -> AnyStr:
         pass
 
     @abstractmethod
@@ -3620,15 +3620,15 @@ def readable(self) -> bool:
         pass
 
     @abstractmethod
-    def readline(self, limit: int = -1) -> AnyStr:
+    def readline(self, limit: int = -1, /) -> AnyStr:
         pass
 
     @abstractmethod
-    def readlines(self, hint: int = -1) -> list[AnyStr]:
+    def readlines(self, hint: int = -1, /) -> list[AnyStr]:
         pass
 
     @abstractmethod
-    def seek(self, offset: int, whence: int = 0) -> int:
+    def seek(self, offset: int, whence: int = 0, /) -> int:
         pass
 
     @abstractmethod
@@ -3640,7 +3640,7 @@ def tell(self) -> int:
         pass
 
     @abstractmethod
-    def truncate(self, size: int | None = None) -> int:
+    def truncate(self, size: int | None = None, /) -> int:
         pass
 
     @abstractmethod
@@ -3648,11 +3648,11 @@ def writable(self) -> bool:
         pass
 
     @abstractmethod
-    def write(self, s: AnyStr) -> int:
+    def write(self, s: AnyStr, /) -> int:
         pass
 
     @abstractmethod
-    def writelines(self, lines: list[AnyStr]) -> None:
+    def writelines(self, lines: list[AnyStr], /) -> None:
         pass
 
     @abstractmethod
@@ -3660,7 +3660,7 @@ def __enter__(self) -> IO[AnyStr]:
         pass
 
     @abstractmethod
-    def __exit__(self, type, value, traceback) -> None:
+    def __exit__(self, type, value, traceback, /) -> None:
         pass
 
 
@@ -3670,7 +3670,7 @@ class BinaryIO(IO[bytes]):
     __slots__ = ()
 
     @abstractmethod
-    def write(self, s: bytes | bytearray) -> int:
+    def write(self, s: bytes | bytearray, /) -> int:
         pass
 
     @abstractmethod
diff --git a/Misc/NEWS.d/next/Library/2025-12-17-02-55-03.gh-issue-108411.up7MAc.rst b/Misc/NEWS.d/next/Library/2025-12-17-02-55-03.gh-issue-108411.up7MAc.rst
new file mode 100644
index 00000000000000..95aa41e922684f
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2025-12-17-02-55-03.gh-issue-108411.up7MAc.rst
@@ -0,0 +1,2 @@
+``typing.IO`` and ``typing.BinaryIO`` method arguments are now
+positional-only.
diff --git a/Platforms/emscripten/README.md b/Platforms/emscripten/README.md
index 017bb3c8977d26..ce230c4b74a273 100644
--- a/Platforms/emscripten/README.md
+++ b/Platforms/emscripten/README.md
@@ -186,8 +186,8 @@ await createEmscriptenModule({
   are not shipped. All other modules are bundled as pre-compiled
   ``pyc`` files.
 - In-memory file system (MEMFS) is not persistent and limited.
-- Test modules are disabled by default. Use ``--enable-test-modules`` build
-  test modules like ``_testcapi``.
+- Test modules are built by default. Use ``--disable-test-modules`` to disable
+  building test modules like ``_testcapi``.
 
 ## Detecting Emscripten builds