diff --git a/PCbuild/pcbuild.sln b/PCbuild/pcbuild.sln
index 09a989d38648df4..4682841cffe57d3 100644
--- a/PCbuild/pcbuild.sln
+++ b/PCbuild/pcbuild.sln
@@ -191,6 +191,7 @@ Global
 		Release|ARM64 = Release|ARM64
 		Release|Win32 = Release|Win32
 		Release|x64 = Release|x64
+		Description = .\pcbuild.sln
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
 		{B11D750F-CD1F-4A96-85CE-E69A5C5259F9}.Debug|ARM.ActiveCfg = Debug|ARM
diff --git a/PCbuild/readme.txt b/PCbuild/readme.txt
index ea8adf21c279a68..17673fc175f4605 100644
--- a/PCbuild/readme.txt
+++ b/PCbuild/readme.txt
@@ -20,7 +20,7 @@ its optional *Python native development* component selected.
 
 Building from the command line is recommended in order to obtain any
 external dependencies. To build, simply run the "build.bat" script without
-any arguments. After this succeeds, you can open the "pcbuild.sln"
+any arguments. After this succeeds, you can open the "pcbuild.slnx"
 solution in Visual Studio to continue development.
 
 To build an installer package, refer to the README in the Tools/msi folder.
@@ -122,7 +122,7 @@ Sub-Projects
 ------------
 
 The CPython project is split up into several smaller sub-projects which
-are managed by the pcbuild.sln solution file.  Each sub-project is
+are managed by the pcbuild.slnx solution file.  Each sub-project is
 represented by a .vcxproj and a .vcxproj.filters file starting with the
 name of the sub-project.  These sub-projects fall into a few general
 categories:
@@ -412,7 +412,7 @@ _testclinic_limited extension, the file Modules/_testclinic_limited.c:
   `_asyncio.c` with `_testclinic_limited.c`.
 * In PCbuild/, copy _testclinic.vcxproj.filters to
   _testclinic_limited.vcxproj.filters, edit the list of files in the new file.
-* Open Visual Studio, open PCbuild\pcbuild.sln solution, add the
+* Open Visual Studio, open PCbuild\pcbuild.slnx solution, add the
   PCbuild\_testclinic_limited.vcxproj project to the solution ("add existing
   project).
 * Add a dependency on the python project to the new _testclinic_limited
@@ -428,5 +428,5 @@ _testclinic_limited extension, the file Modules/_testclinic_limited.c:
 * Build Python from scratch (clean the solution) to check that the new project
   is built successfully.
 * Ensure the new .vcxproj and .vcxproj.filters files are added to your commit,
-  as well as the changes to pcbuild.sln, pcbuild.proj and any other modified
+  as well as the changes to pcbuild.slnx, pcbuild.proj and any other modified
   files.
diff --git a/Platforms/Windows/Windows.slnx b/Platforms/Windows/Windows.slnx
new file mode 100644
index 000000000000000..0aedde97442f4a4
--- /dev/null
+++ b/Platforms/Windows/Windows.slnx
@@ -0,0 +1,66 @@
+<Solution Description="..\Platforms\Windows\Windows.slnx">
+  <Configurations>
+    <BuildType Name="Debug" />
+    <BuildType Name="PGInstrument" />
+    <BuildType Name="PGUpdate" />
+    <BuildType Name="Release" />
+    <Platform Name="ARM" />
+    <Platform Name="ARM64" />
+    <Platform Name="Win32" />
+    <Platform Name="x64" />
+  </Configurations>
+  <Folder Name="/Solution Items/" />
+  <Project Path="../../PCbuild/liblzma.vcxproj" />
+  <Project Path="../../PCbuild/pyexpat.vcxproj" />
+  <Project Path="../../PCbuild/pylauncher.vcxproj" />
+  <Project Path="../../PCbuild/pyshellext.vcxproj" />
+  <Project Path="../../PCbuild/python.vcxproj" />
+  <Project Path="../../PCbuild/python3dll.vcxproj" />
+  <Project Path="../../PCbuild/python3tdll.vcxproj" />
+  <Project Path="../../PCbuild/pythoncore.vcxproj" />
+  <Project Path="../../PCbuild/pythonw.vcxproj" />
+  <Project Path="../../PCbuild/pythonw_uwp.vcxproj" />
+  <Project Path="../../PCbuild/python_uwp.vcxproj" />
+  <Project Path="../../PCbuild/pywlauncher.vcxproj" />
+  <Project Path="../../PCbuild/select.vcxproj" />
+  <Project Path="../../PCbuild/sqlite3.vcxproj" />
+  <Project Path="../../PCbuild/unicodedata.vcxproj" />
+  <Project Path="../../PCbuild/venvlauncher.vcxproj" />
+  <Project Path="../../PCbuild/venvwlauncher.vcxproj" />
+  <Project Path="../../PCbuild/winsound.vcxproj" />
+  <Project Path="../../PCbuild/xxlimited.vcxproj" />
+  <Project Path="../../PCbuild/xxlimited_35.vcxproj" />
+  <Project Path="../../PCbuild/zlib-ng.vcxproj" />
+  <Project Path="../../PCbuild/_asyncio.vcxproj" />
+  <Project Path="../../PCbuild/_bz2.vcxproj" />
+  <Project Path="../../PCbuild/_ctypes.vcxproj" />
+  <Project Path="../../PCbuild/_ctypes_test.vcxproj" />
+  <Project Path="../../PCbuild/_decimal.vcxproj" />
+  <Project Path="../../PCbuild/_elementtree.vcxproj" />
+  <Project Path="../../PCbuild/_freeze_module.vcxproj" />
+  <Project Path="../../PCbuild/_hashlib.vcxproj" />
+  <Project Path="../../PCbuild/_lzma.vcxproj" />
+  <Project Path="../../PCbuild/_multiprocessing.vcxproj" />
+  <Project Path="../../PCbuild/_overlapped.vcxproj" />
+  <Project Path="../../PCbuild/_queue.vcxproj" />
+  <Project Path="../../PCbuild/_remote_debugging.vcxproj" />
+  <Project Path="../../PCbuild/_socket.vcxproj" />
+  <Project Path="../../PCbuild/_sqlite3.vcxproj" />
+  <Project Path="../../PCbuild/_ssl.vcxproj" />
+  <Project Path="../../PCbuild/_testbuffer.vcxproj" />
+  <Project Path="../../PCbuild/_testcapi.vcxproj" />
+  <Project Path="../../PCbuild/_testclinic.vcxproj" />
+  <Project Path="../../PCbuild/_testclinic_limited.vcxproj" />
+  <Project Path="../../PCbuild/_testconsole.vcxproj" />
+  <Project Path="../../PCbuild/_testembed.vcxproj" />
+  <Project Path="../../PCbuild/_testimportmultiple.vcxproj" />
+  <Project Path="../../PCbuild/_testinternalcapi.vcxproj" />
+  <Project Path="../../PCbuild/_testlimitedcapi.vcxproj" />
+  <Project Path="../../PCbuild/_testmultiphase.vcxproj" />
+  <Project Path="../../PCbuild/_testsinglephase.vcxproj" />
+  <Project Path="../../PCbuild/_tkinter.vcxproj" />
+  <Project Path="../../PCbuild/_uuid.vcxproj" />
+  <Project Path="../../PCbuild/_wmi.vcxproj" />
+  <Project Path="../../PCbuild/_zoneinfo.vcxproj" />
+  <Project Path="../../PCbuild/_zstd.vcxproj" />
+</Solution>