diff --git a/backend/app/services/winrm_connect.py b/backend/app/services/winrm_connect.py
index cd81cf6..fe5b310 100644
--- a/backend/app/services/winrm_connect.py
+++ b/backend/app/services/winrm_connect.py
@@ -35,8 +35,28 @@ def resolve_windows_host_target(host: Host) -> str:
     return targets[0]
 
 
+def _netbios_name_variants(name: str | None) -> list[str]:
+    """Короткое имя ПК (NetBIOS), как Enter-PSSession -ComputerName Andrisonova-PC."""
+    text = (name or "").strip()
+    if not text:
+        return []
+    short = text.split(".")[0].split("\\")[0].strip()
+    if not short:
+        return []
+    if short.casefold() == text.casefold():
+        return [short]
+    return [short, text]
+
+
+def _looks_like_computer_name(value: str) -> bool:
+    text = value.strip()
+    if not text or " " in text:
+        return False
+    return len(text) <= 63
+
+
 def iter_winrm_targets(host: Host) -> list[str]:
-    """WinRM + NTLM: сначала имя машины (SPN), затем IPv4."""
+    """WinRM + NTLM: сначала имя хоста (как Enter-PSSession -ComputerName), IP — последним."""
     if not is_windows_host(host):
         raise HostNotWindowsError("Host is not Windows")
 
@@ -45,17 +65,24 @@ def iter_winrm_targets(host: Host) -> list[str]:
 
     def add(value: str | None) -> None:
         text = (value or "").strip()
-        if not text or text in seen:
+        if not text or text.casefold() in seen:
             return
-        seen.add(text)
+        seen.add(text.casefold())
         ordered.append(text)
 
+    for variant in _netbios_name_variants(host.hostname):
+        add(variant)
+
     inventory = host.inventory if isinstance(host.inventory, dict) else {}
     computer_name = inventory.get("computer_name")
     if isinstance(computer_name, str):
-        add(computer_name)
-    add(host.hostname)
-    add(host.display_name)
+        for variant in _netbios_name_variants(computer_name):
+            add(variant)
+
+    if host.display_name and _looks_like_computer_name(host.display_name):
+        for variant in _netbios_name_variants(host.display_name):
+            add(variant)
+
     add(host.ipv4)
     return ordered
 
@@ -104,8 +131,8 @@ def test_winrm_connection(
         hint = ""
         if "credentials were rejected" in detail.lower():
             hint = (
-                " Проверьте логин (B26\\user), пароль и что учётка — admin на целевом ПК; "
-                "при подключении по IP NTLM часто отклоняет creds — используйте имя хоста."
+                " Проверьте логин (B26\\user), пароль и права admin на ПК; "
+                "подключайтесь по имени хоста (как Enter-PSSession -ComputerName), не по IP."
             )
         return WinRmTestResult(
             ok=False,
diff --git a/backend/app/version.py b/backend/app/version.py
index 1ea9fb5..fac61a3 100644
--- a/backend/app/version.py
+++ b/backend/app/version.py
@@ -1,5 +1,5 @@
 """Единый источник версии SAC (API, health, логи, OpenAPI)."""
 
 APP_NAME = "Security Alert Center"
-APP_VERSION = "0.10.3"
+APP_VERSION = "0.10.4"
 APP_VERSION_LABEL = f"{APP_NAME} v.{APP_VERSION}"
diff --git a/backend/tests/test_health.py b/backend/tests/test_health.py
index 241c941..5ce03fb 100644
--- a/backend/tests/test_health.py
+++ b/backend/tests/test_health.py
@@ -4,6 +4,6 @@ from app.version import APP_NAME, APP_VERSION, APP_VERSION_LABEL
 
 
 def test_version_constants():
-    assert APP_VERSION == "0.10.3"
+    assert APP_VERSION == "0.10.4"
     assert APP_NAME == "Security Alert Center"
-    assert APP_VERSION_LABEL == "Security Alert Center v.0.10.3"
+    assert APP_VERSION_LABEL == "Security Alert Center v.0.10.4"
diff --git a/backend/tests/test_win_admin_settings.py b/backend/tests/test_win_admin_settings.py
index 64d9c78..3d50748 100644
--- a/backend/tests/test_win_admin_settings.py
+++ b/backend/tests/test_win_admin_settings.py
@@ -4,6 +4,7 @@ from unittest.mock import patch
 
 from app.models.ui_settings import UI_SETTINGS_ROW_ID, UiSettings
 from app.services.win_admin_settings import normalize_win_admin_user
+from app.services.winrm_connect import iter_winrm_targets
 
 
 def test_normalize_win_admin_user():
@@ -11,6 +12,21 @@ def test_normalize_win_admin_user():
     assert normalize_win_admin_user(r"B26\papatramp") == r"B26\papatramp"
 
 
+def test_iter_winrm_targets_hostname_before_ip():
+    from app.models import Host
+
+    host = Host(
+        hostname="Andrisonova-PC",
+        os_family="windows",
+        product="rdp-login-monitor",
+        ipv4="192.168.1.50",
+        inventory={"computer_name": "Andrisonova-PC"},
+    )
+    targets = iter_winrm_targets(host)
+    assert targets[0] == "Andrisonova-PC"
+    assert targets[-1] == "192.168.1.50"
+
+
 def test_get_win_admin_settings_env_default(jwt_headers, client, monkeypatch):
     monkeypatch.setenv("SAC_WIN_ADMIN_USER", "")
     monkeypatch.setenv("SAC_WIN_ADMIN_PASSWORD", "")
diff --git a/frontend/package.json b/frontend/package.json
index a4e4e8e..e362dda 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -1,7 +1,7 @@
 {
   "name": "sac-ui",
   "private": true,
-  "version": "0.10.3",
+  "version": "0.10.4",
   "type": "module",
   "scripts": {
     "dev": "vite",
diff --git a/frontend/src/version.ts b/frontend/src/version.ts
index 0371eb5..6ffd3ea 100644
--- a/frontend/src/version.ts
+++ b/frontend/src/version.ts
@@ -1,4 +1,4 @@
 /** Fallback до загрузки /health; при релизе держите в sync с backend/app/version.py */
 export const APP_NAME = "Security Alert Center";
-export const APP_VERSION = "0.10.3";
+export const APP_VERSION = "0.10.4";
 export const APP_VERSION_LABEL = `${APP_NAME} v.${APP_VERSION}`;