diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index e2cebe0..1189323 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -2,26 +2,34 @@ name: Check and test
 
 on: [push, pull_request]
 
+env:
+  FORCE_COLOR: 1
+
 jobs:
   build:
     strategy:
       matrix:
+        os: ["ubuntu-latest"]
         python-version:
         - "3.8" # minimum required
         - "3.12" # latest
         - "3.13-dev" # next
+        include:
+        - python-version: 3.8
+          os: windows-2022
 
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     continue-on-error: ${{ matrix.python-version == '3.13-dev' }}
 
     steps:
-    - uses: actions/checkout@v3
-    - run: pip install poetry
-    - uses: actions/setup-python@v3
+    - uses: actions/checkout@v4
+    - run: pipx install poetry
+    - uses: actions/setup-python@v5
+      id: setup-python
       with:
         python-version: ${{ matrix.python-version }}
         cache: poetry
-    - run: poetry env use $(which python)
+    - run: poetry env use ${{ steps.setup-python.outputs.python-path }}
     - run: poetry install
     - run: poetry run ruff format --check
     - run: poetry run ruff check
@@ -34,9 +42,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: pip install poetry
-    - uses: actions/setup-python@v3
+    - uses: actions/setup-python@v5
       with:
         python-version: 3.8
         cache: poetry
diff --git a/beetsplug/alternatives.py b/beetsplug/alternatives.py
index 0f646ba..35690a6 100644
--- a/beetsplug/alternatives.py
+++ b/beetsplug/alternatives.py
@@ -12,6 +12,7 @@
 
 
 import argparse
+import logging
 import os.path
 import threading
 import traceback
@@ -24,11 +25,20 @@
 from beets.library import Item, Library, parse_query_string
 from beets.plugins import BeetsPlugin
 from beets.ui import Subcommand, UserError, decargs, get_path_formats, input_yn, print_
-from beets.util import FilesystemError, bytestring_path, displayable_path, syspath
+from beets.util import (
+    FilesystemError,
+    bytestring_path,
+    displayable_path,
+    syspath,
+)
 from typing_extensions import override
 
 import beetsplug.convert as convert
 
+logger = logging.getLogger(__name__)
+logger.propagate = True
+logger.setLevel(logging.DEBUG)
+
 
 def _remove(path, soft=True):
     """Remove the file. If `soft`, then no error will be raised if the
@@ -213,6 +223,7 @@ def item_change_actions(self, item: Item, path: bytes, dest: bytes) -> List[Acti
             actions.append(Action.MOVE)
 
         item_mtime_alt = os.path.getmtime(syspath(path))
+
         if item_mtime_alt < os.path.getmtime(syspath(item.path)):
             actions.append(Action.WRITE)
         album = item.get_album()
diff --git a/test/cli_test.py b/test/cli_test.py
index f70429c..b36cda3 100644
--- a/test/cli_test.py
+++ b/test/cli_test.py
@@ -1,7 +1,9 @@
 import os
 import os.path
+import platform
 import shutil
 from pathlib import Path
+from time import sleep
 
 import pytest
 from beets import util
@@ -22,6 +24,7 @@
     assert_not_file_tag,
     assert_symlink,
     control_stdin,
+    convert_command,
 )
 
 
@@ -34,8 +37,7 @@ def test_external(self, tmp_path: Path):
         external_dir = str(tmp_path / "myplayer")
         self.config["convert"]["formats"] = {
             "aac": {
-                "command": "bash -c \"cp '$source' '$dest';"
-                + "printf ISAAC >> '$dest'\"",
+                "command": convert_command("ISAAC"),
                 "extension": "m4a",
             },
         }
@@ -110,6 +112,7 @@ def test_external(self, tmp_path: Path):
         assert_file_tag(external_beet, b"ISAAC")
 
 
+@pytest.mark.skipif(platform.system() == "Windows", reason="no symlinks on windows")
 class TestSymlinkView(TestHelper):
     """Test alternatives with the ``link`` format producing symbolic links."""
 
@@ -320,6 +323,7 @@ def test_move_and_write_after_tags_changed(self):
         old_path = self.get_path(item)
         assert_is_file(old_path)
 
+        sleep(0.1)
         item["title"] = "a new title"
         item.store()
         item.write()
@@ -410,7 +414,7 @@ def touch_art(item, image_path):
         # Make a copy of the artwork, so that changing mtime/content won't
         # affect the repository.
         image_path = bytes(tmp_path / "image")
-        shutil.copy(self.IMAGE_FIXTURE1, check_type(syspath(image_path), bytes))
+        shutil.copy(self.IMAGE_FIXTURE1, syspath(image_path))  # type: ignore
         touch_art(item, image_path)
 
         # Add a cover image, assert that it is being embedded.
@@ -479,9 +483,7 @@ class TestExternalConvert(TestHelper):
     @pytest.fixture(autouse=True)
     def _external_convert(self, tmp_path: Path, _setup: None):
         external_dir = str(tmp_path)
-        self.config["convert"]["formats"] = {
-            "ogg": "bash -c \"cp '$source' '$dest';" + "printf ISOGG >> '$dest'\""
-        }
+        self.config["convert"]["formats"] = {"ogg": convert_command("ISOGG")}
         self.config["alternatives"] = {
             "myexternal": {
                 "directory": external_dir,
@@ -546,9 +548,7 @@ def test_no_move_on_extension_change(self):
         item = self.add_track(myexternal="true", format="m4a")
         self.runcli("alt", "update", "myexternal")
 
-        self.config["convert"]["formats"] = {
-            "mp3": "bash -c \"cp '$source' '$dest';" + "printf ISMP3 >> '$dest'\""
-        }
+        self.config["convert"]["formats"] = {"mp3": convert_command("ISMP3")}
         self.config["alternatives"]["myexternal"]["formats"] = "mp3"
 
         # Assert that this re-encodes instead of copying the ogg file
@@ -558,6 +558,7 @@ def test_no_move_on_extension_change(self):
         assert_file_tag(converted_path, b"ISMP3")
 
 
+@pytest.mark.skipif(platform.system() == "Windows", reason="converter not implemented")
 class TestExternalConvertWorker(TestHelper):
     """Test alternatives with non-empty ``format`` option, i.e. transcoding
     some of the files. In contrast to the previous test, these test do use
diff --git a/test/helper.py b/test/helper.py
index d97783d..0419807 100644
--- a/test/helper.py
+++ b/test/helper.py
@@ -1,4 +1,5 @@
 import os
+import platform
 import sys
 from concurrent import futures
 from contextlib import contextmanager
@@ -261,3 +262,20 @@ def submit(self, *args, **kwargs):
 
     def shutdown(self, wait=True):
         pass
+
+
+def convert_command(tag: str) -> str:
+    """Return a convert shell command that copies the file and adds a tag to the files end."""
+
+    system = platform.system()
+    if system == "Windows":
+        return (
+            'powershell -Command "'
+            "Copy-Item -Path '$source' -Destination '$dest';"
+            f"Add-Content -Path '$dest' -Value {tag} -NoNewline"
+            '"'
+        )
+    elif system == "Linux":
+        return f"bash -c \"cp '$source' '$dest'; printf {tag} >> '$dest'\""
+    else:
+        raise Exception(f"Unsupported system: {system}")