diff --git a/README.md b/README.md
index c700244..8c4f3cc 100644
--- a/README.md
+++ b/README.md
@@ -221,6 +221,9 @@ zoxide can be installed in 4 easy steps:
    > ```batchfile
    > zoxide init cmd | cmd /d >nul
    > ```
+   >
+   > **Note**
+   > zoxide only supports `cmd.exe` with Command Extensions v2 and above.
 
    </details>
 
diff --git a/templates/cmd.txt b/templates/cmd.txt
index 90ae986..84ad5d9 100644
--- a/templates/cmd.txt
+++ b/templates/cmd.txt
@@ -28,8 +28,7 @@
 {%- let section = "@rem ==========================================================================\n@rem" -%}
 {%- let not_configured = "@rem -- not configured --" -%}
 
-@echo off & (set ComSpec) >nul 2>nul || exit /b 0 2>nul
-setlocal DisableDelayedExpansion EnableExtensions
+@echo off & setlocal DisableDelayedExpansion EnableExtensions
 
 if /i "%~f0"=="%~dpnx0" (
     set ^"$p=%%<nul"
@@ -147,3 +146,5 @@ endlocal & set OLDPWD=
 @rem To initialize zoxide, add this to your configuration or AutoRun command:
 @rem
 @rem   zoxide init cmd | cmd /d >nul
+@rem
+@rem Note: zoxide only supports `cmd.exe` with Command Extensions v2 and above.