diff --git a/bin/autojump b/bin/autojump
index d039cd1..e689df1 100755
--- a/bin/autojump
+++ b/bin/autojump
@@ -22,6 +22,7 @@ from __future__ import print_function
 
 import os
 import sys
+import subprocess
 from itertools import chain
 from math import sqrt
 from operator import attrgetter
@@ -56,6 +57,7 @@ from autojump_utils import get_tab_entry_info
 from autojump_utils import has_uppercase
 from autojump_utils import is_autojump_sourced
 from autojump_utils import is_osx
+from autojump_utils import is_msys2
 from autojump_utils import is_windows
 from autojump_utils import last
 from autojump_utils import print_entry
@@ -70,19 +72,43 @@ FUZZY_MATCH_THRESHOLD = 0.6
 TAB_ENTRIES_COUNT = 9
 TAB_SEPARATOR = '__'
 
+def convert_path(path, option="-u"):
+    """
+    使用 cygpath 转换路径格式
+
+    参数:
+    - path: 要转换的路径（字符串）
+    - option: 转换选项
+      - '-u': Windows 路径 → Unix 路径（默认）
+      - '-w': Unix 路径 → Windows 路径
+    """
+    if is_msys2():
+        try:
+            result = subprocess.run(
+                ['cygpath', option, path],
+                capture_output=True,
+                text=True,
+                check=True
+            )
+            return result.stdout.strip()  # 返回转换后的路径
+        except subprocess.CalledProcessError as e:
+            print(f"Error: {e.stderr}")
+            return path  # 转换失败时返回原始路径
+    else:
+        return path;
 
 def set_defaults():
     config = {}
 
     if is_osx():
         data_home = os.path.join(os.path.expanduser('~'), 'Library')
-    elif is_windows():
+    elif is_windows() and not is_msys2():
         data_home = os.getenv('APPDATA')
     else:
         data_home = os.getenv(
             'XDG_DATA_HOME',
             os.path.join(
-                os.path.expanduser('~'),
+                os.getenv('HOME'),
                 '.local',
                 'share',
             ),
@@ -274,10 +300,11 @@ def main(args):  # noqa
         print('and read the post installation instructions.')
         return 1
 
-    config = set_defaults()
+    config = set_defaults();
 
     # all arguments are mutually exclusive
     if args.add:
+        args.add = convert_path(args.add);
         save(config, first(add_path(load(config), args.add)))
     elif args.complete:
         handle_tab_completion(
@@ -339,4 +366,25 @@ def main(args):  # noqa
 
 
 if __name__ == '__main__':
+    if is_msys2():
+        class BinaryStdout:
+            '''
+            print(xxx, end="\n")
+            '''
+            def __init__(self, stream):
+                self.stream = stream
+
+            def write(self, s):
+                if isinstance(s, str):
+                    s = s.encode('utf-8')
+                self.stream.buffer.write(s)
+
+            def flush(self):
+                self.stream.buffer.flush()
+
+            def __getattr__(self, attr):
+                return getattr(self.stream, attr)
+
+
+        sys.stdout = BinaryStdout(sys.stdout)
     sys.exit(main(parse_arguments()))
diff --git a/bin/autojump_utils.py b/bin/autojump_utils.py
index 4ac545a..19c28a0 100644
--- a/bin/autojump_utils.py
+++ b/bin/autojump_utils.py
@@ -113,6 +113,13 @@ def is_windows():
     return platform.system() == 'Windows'
 
 
+def is_msys2():
+    '''
+    判断存在环境变量MSYSTEM，说明是msys2环境
+    '''
+    return "MSYSTEM" in os.environ and platform.system() == 'Windows'
+
+
 def last(xs):
     it = iter(xs)
     tmp = None
diff --git a/install.py b/install.py
index b02abf8..8c7a0c4 100755
--- a/install.py
+++ b/install.py
@@ -12,6 +12,12 @@ from autojump_argparse import ArgumentParser  # noqa
 
 SUPPORTED_SHELLS = ('bash', 'zsh', 'fish', 'tcsh')
 
+def is_msys2():
+    '''
+    判断存在环境变量MSYSTEM，说明是msys2环境
+    '''
+    return "MSYSTEM" in os.environ and platform.system() == 'Windows'
+
 
 def cp(src, dest, dryrun=False):
     print('copying file: %s -> %s' % (src, dest))
@@ -55,7 +61,15 @@ def modify_autojump_lua(clink_dir, bin_dir, dryrun=False):
 
 
 def parse_arguments():  # noqa
-    if platform.system() == 'Windows':
+    # USER MSYSTEM_PREFIX
+    # 判断存在环境变量MSYSTEM_PREFIX，说明是msys2环境
+    if is_msys2():
+        # 如果是msys2环境，设置默认路径
+        default_user_destdir = os.path.join(
+            os.getenv('HOME'),
+            '.autojump',
+        )
+    elif platform.system() == 'Windows':
         default_user_destdir = os.path.join(
             os.getenv('LOCALAPPDATA', ''),
             'autojump',
@@ -156,7 +170,7 @@ def parse_arguments():  # noqa
 
 
 def show_post_installation_message(etc_dir, share_dir, bin_dir):
-    if platform.system() == 'Windows':
+    if platform.system() == 'Windows' and not is_msys2():
         print('\nPlease manually add %s to your user path' % bin_dir)
     else:
         if get_shell() == 'fish':
@@ -205,7 +219,7 @@ def main(args):
     cp('./bin/icon.png', share_dir, args.dryrun)
     cp('./docs/autojump.1', doc_dir, args.dryrun)
 
-    if platform.system() == 'Windows':
+    if platform.system() == 'Windows' and not is_msys2():
         cp('./bin/autojump.lua', args.clinkdir, args.dryrun)
         cp('./bin/autojump.bat', bin_dir, args.dryrun)
         cp('./bin/j.bat', bin_dir, args.dryrun)