diff --git a/files-widget/CHANGELOG.md b/files-widget/CHANGELOG.md
index 958032e..4b7f583 100644
--- a/files-widget/CHANGELOG.md
+++ b/files-widget/CHANGELOG.md
@@ -4,6 +4,9 @@ All notable changes to this extension will be documented in this file.
 
 ## [Unreleased]
 
+### Fixed
+- Use `where` instead of `which` on Windows to detect `bat`, `delta`, and `glow`, so the dependency check works when running from PowerShell or cmd.exe.
+
 ## [0.1.21] - 2026-05-07
 
 ### Changed
diff --git a/files-widget/utils.ts b/files-widget/utils.ts
index 009cc90..04eca7c 100644
--- a/files-widget/utils.ts
+++ b/files-widget/utils.ts
@@ -2,7 +2,8 @@ import { execSync } from "node:child_process";
 
 export function hasCommand(cmd: string): boolean {
   try {
-    execSync(`which ${cmd}`, { stdio: "ignore" });
+    const checkCmd = process.platform === "win32" ? "where" : "which";
+    execSync(`${checkCmd} ${cmd}`, { stdio: "ignore" });
     return true;
   } catch {
     return false;