WSL043 · WSL043 · Aug 19, 2026 · Aug 19, 2026 · Aug 19, 2026 · Aug 19, 2026
diff --git a/app/package-lock.json b/app/package-lock.json
diff --git a/desktop-bridge/package.json b/desktop-bridge/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@wsl043/dsh-portable-desktop-bridge",
-  "version": "0.2.4",
+  "version": "0.2.5",
   "private": true,
   "type": "module",
   "main": "lib/index.js",

diff --git a/installer/windows/DSH-Portable.iss b/installer/windows/DSH-Portable.iss
@@ -8,7 +8,7 @@
   #error ProjectRoot is required
 #endif
 #ifndef AppVersion
-  #define AppVersion "0.2.4"
+  #define AppVersion "0.2.5"
 #endif
 
 [Setup]
@@ -38,7 +38,7 @@ LanguageDetectionMethod=uilanguage
 ShowLanguageDialog=auto
 CloseApplications=no
 RestartApplications=no
-VersionInfoVersion=0.2.4.65534
+VersionInfoVersion=0.2.5.65534
 VersionInfoProductName=DSH-Portable
 VersionInfoDescription=DSH-Portable offline self-extractor
 VersionInfoCompany=WSL043
@@ -50,10 +50,10 @@ Name: "chinesesimplified"; MessagesFile: "compiler:Languages\ChineseSimplified.i
 [CustomMessages]
 english.StartApp=Start DeepSeek-Herness
 chinesesimplified.StartApp=启动 DeepSeek-Herness
-english.ExistingProcessStopFailed=The existing DeepSeek-Herness process could not be stopped.
-chinesesimplified.ExistingProcessStopFailed=无法停止正在运行的 DeepSeek-Herness。
-english.AppStillRunning=DeepSeek-Herness is still running. Stop it before updating.
-chinesesimplified.AppStillRunning=DeepSeek-Herness 仍在运行。请先退出程序再更新。
+english.ExistingInstallBlocked=DSH-Portable already exists in:%n%n%1%n%nThis offline package only supports clean installation into an empty folder. To update while keeping sessions, settings, plugins, and workspace, run DSH-Portable-windows-x64.exe instead.
+chinesesimplified.ExistingInstallBlocked=以下位置已经存在 DSH-Portable：%n%n%1%n%n离线完整包只支持安装到空目录。若要保留会话、设置、插件和工作区并升级，请改用 DSH-Portable-windows-x64.exe。
+english.NonEmptyDirectoryBlocked=The target folder is not empty:%n%n%1%n%nInstallation was stopped to avoid mixing an old profile/runtime with the new package. Choose a new empty folder, or use DSH-Portable-windows-x64.exe to repair/update an existing installation.
+chinesesimplified.NonEmptyDirectoryBlocked=目标文件夹不是空目录：%n%n%1%n%n为避免旧 profile/runtime 与新版本混用，安装已停止。请选择新的空目录；若要修复或升级现有安装，请改用 DSH-Portable-windows-x64.exe。
 
 [Files]
 Source: "{#Stage}\*"; DestDir: "{app}"; Flags: ignoreversion recursesubdirs createallsubdirs
@@ -62,19 +62,41 @@ Source: "{#Stage}\*"; DestDir: "{app}"; Flags: ignoreversion recursesubdirs crea
 Filename: "{app}\DeepSeek-Herness.exe"; Description: "{cm:StartApp}"; Flags: nowait postinstall skipifsilent
 
 [Code]
-function PrepareToInstall(var NeedsRestart: Boolean): String;
+function DirectoryHasEntries(const Directory: String): Boolean;
 var
-  ResultCode: Integer;
-  StopEntry: String;
+  FindRec: TFindRec;
 begin
-  Result := '';
-  StopEntry := ExpandConstant('{app}\DeepSeek-Herness.exe');
-  if FileExists(StopEntry) then
+  Result := False;
+  if not DirExists(Directory) then
+    Exit;
+
+  if FindFirst(AddBackslash(Directory) + '*', FindRec) then
   begin
-    if not Exec(StopEntry, 'stop --no-browser --json', ExpandConstant('{app}'), SW_HIDE,
-      ewWaitUntilTerminated, ResultCode) then
-      Result := ExpandConstant('{cm:ExistingProcessStopFailed}')
-    else if ResultCode <> 0 then
-      Result := ExpandConstant('{cm:AppStillRunning}');
+    try
+      repeat
+        if (FindRec.Name <> '.') and (FindRec.Name <> '..') then
+        begin
+          Result := True;
+          Exit;
+        end;
+      until not FindNext(FindRec);
+    finally
+      FindClose(FindRec);
+    end;
   end;
 end;
+
+function PrepareToInstall(var NeedsRestart: Boolean): String;
+var
+  Target: String;
+begin
+  Result := '';
+  Target := ExpandConstant('{app}');
+  if not DirectoryHasEntries(Target) then
+    Exit;
+
+  if FileExists(AddBackslash(Target) + 'DeepSeek-Herness.exe') then
+    Result := FmtMessage(ExpandConstant('{cm:ExistingInstallBlocked}'), [Target])
+  else
+    Result := FmtMessage(ExpandConstant('{cm:NonEmptyDirectoryBlocked}'), [Target]);
+end;
diff --git a/installer/windows/DeepSeek-Herness.iss b/installer/windows/DeepSeek-Herness.iss
@@ -8,7 +8,7 @@
   #error ProjectRoot is required
 #endif
 #ifndef AppVersion
-  #define AppVersion "0.2.4"
+  #define AppVersion "0.2.5"
 #endif
 
 [Setup]
@@ -36,7 +36,7 @@ LanguageDetectionMethod=uilanguage
 ShowLanguageDialog=auto
 CloseApplications=no
 RestartApplications=no
-VersionInfoVersion=0.2.4.65534
+VersionInfoVersion=0.2.5.65534
 VersionInfoProductName=DeepSeek-Herness
 VersionInfoDescription=DeepSeek-Herness installer
 VersionInfoCompany=WSL043

diff --git a/launcher/linux/Cargo.lock b/launcher/linux/Cargo.lock
diff --git a/launcher/linux/Cargo.toml b/launcher/linux/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "deepseek-herness-linux"
-version = "0.2.4"
+version = "0.2.5"
 description = "Native Linux shell for DSH-Portable"
 authors = ["DSH-Portable contributors"]
 edition = "2021"

diff --git a/launcher/linux/package-lock.json b/launcher/linux/package-lock.json
diff --git a/launcher/linux/package.json b/launcher/linux/package.json
@@ -1,6 +1,6 @@
 {
   "name": "dsh-portable-linux-shell-build",
-  "version": "0.2.4",
+  "version": "0.2.5",
   "private": true,
   "devDependencies": {
     "@tauri-apps/cli": "2.11.4"

diff --git a/launcher/linux/tauri.conf.json b/launcher/linux/tauri.conf.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://schema.tauri.app/config/2",
   "productName": "DeepSeek-Herness",
-  "version": "0.2.4",
+  "version": "0.2.5",
   "identifier": "io.github.wsl043.dsh-portable",
   "build": {
     "frontendDist": "ui"

diff --git a/launcher/macos/Info-installed.plist b/launcher/macos/Info-installed.plist
@@ -17,9 +17,9 @@
   <key>CFBundlePackageType</key>
   <string>APPL</string>
   <key>CFBundleShortVersionString</key>
-	<string>0.2.4</string>
+	<string>0.2.5</string>
   <key>CFBundleVersion</key>
-	<string>2004999</string>
+	<string>2005999</string>
   <key>LSMinimumSystemVersion</key>
   <string>13.0</string>
   <key>NSHighResolutionCapable</key>

diff --git a/launcher/macos/Info-stop-installed.plist b/launcher/macos/Info-stop-installed.plist
@@ -17,9 +17,9 @@
   <key>CFBundlePackageType</key>
   <string>APPL</string>
   <key>CFBundleShortVersionString</key>
-	<string>0.2.4</string>
+	<string>0.2.5</string>
   <key>CFBundleVersion</key>
-	<string>2004999</string>
+	<string>2005999</string>
   <key>LSMinimumSystemVersion</key>
   <string>13.0</string>
   <key>NSHighResolutionCapable</key>

diff --git a/launcher/macos/Info.plist b/launcher/macos/Info.plist
@@ -17,9 +17,9 @@
   <key>CFBundlePackageType</key>
   <string>APPL</string>
   <key>CFBundleShortVersionString</key>
-	<string>0.2.4</string>
+	<string>0.2.5</string>
   <key>CFBundleVersion</key>
-	<string>2004999</string>
+	<string>2005999</string>
   <key>LSMinimumSystemVersion</key>
   <string>13.0</string>
   <key>NSHighResolutionCapable</key>

diff --git a/launcher/update-core.mjs b/launcher/update-core.mjs
@@ -424,6 +424,12 @@ export async function rollbackPendingAppUpdate(layout, { beforeRestore = async (
   return { status: 'rolled-back', operationId: journal.operationId }
 }
 
+export async function resetManagedProfileModuleFallback(layout) {
+  const fallback = path.join(layout.dshHome, 'profiles', 'node_modules')
+  await rm(fallback, { recursive: true, force: true })
+  return fallback
+}
+
 export async function applyStagedAppUpdate({ layout, stagedRoot, healthCheck, beforeRollback = async () => {} }) {
   if (await readJson(layout.updateJournal, null)) throw new Error('A prior update must be recovered before another update can start.')
   const metadata = await readJson(path.join(stagedRoot, 'component.json'), null)
@@ -460,6 +466,7 @@ export async function applyStagedAppUpdate({ layout, stagedRoot, healthCheck, be
       if (existsSync(rootFile)) await rename(rootFile, path.join(paths.backupLicenses, name))
       await rename(path.join(stagedLicenses, name), rootFile)
     }
+    await resetManagedProfileModuleFallback(layout)
     await writeJournal(layout, { operationId, phase: 'testing', hadLicenses })
 
     const healthy = await healthCheck(metadata)