diff --git a/devfront/src/features/clients/ClientsPage.tsx b/devfront/src/features/clients/ClientsPage.tsx
index 037c08d6..e12df84e 100644
--- a/devfront/src/features/clients/ClientsPage.tsx
+++ b/devfront/src/features/clients/ClientsPage.tsx
@@ -92,14 +92,62 @@ const recentClientActions = new Set([
   "DELETE_CLIENT",
 ]);
 
+const recentChangeGuideItems = [
+  {
+    titleKey: "ui.dev.clients.recent_changes.guide.create",
+    titleFallback: "앱 생성",
+    descriptionKey: "msg.dev.clients.recent_changes.guide.create_desc",
+    descriptionFallback:
+      "새 애플리케이션이 등록되면 이름, 유형, 기본 상태와 함께 표시됩니다.",
+  },
+  {
+    titleKey: "ui.dev.clients.recent_changes.guide.settings",
+    titleFallback: "설정 변경",
+    descriptionKey: "msg.dev.clients.recent_changes.guide.settings_desc",
+    descriptionFallback:
+      "앱 이름, 스코프, 테넌트 접근 제한, 커스텀 클레임, 보안 설정, 로그아웃 URI, JWKS 변경이 포함됩니다.",
+  },
+  {
+    titleKey: "ui.dev.clients.recent_changes.guide.status",
+    titleFallback: "상태 변경",
+    descriptionKey: "msg.dev.clients.recent_changes.guide.status_desc",
+    descriptionFallback: "Active / Inactive 전환이 여기에 포함됩니다.",
+  },
+  {
+    titleKey: "ui.dev.clients.recent_changes.guide.relation",
+    titleFallback: "관계 변경",
+    descriptionKey: "msg.dev.clients.recent_changes.guide.relation_desc",
+    descriptionFallback: "관계 추가와 삭제가 함께 표시됩니다.",
+  },
+  {
+    titleKey: "ui.dev.clients.recent_changes.guide.secret",
+    titleFallback: "클라이언트 시크릿 재발급",
+    descriptionKey: "msg.dev.clients.recent_changes.guide.secret_desc",
+    descriptionFallback: "시크릿 재발급 이력이 보입니다.",
+  },
+  {
+    titleKey: "ui.dev.clients.recent_changes.guide.delete",
+    titleFallback: "앱 삭제",
+    descriptionKey: "msg.dev.clients.recent_changes.guide.delete_desc",
+    descriptionFallback: "앱 삭제도 최근 변경 이력에 포함됩니다.",
+  },
+] as const;
+
 const recentClientFieldLabels: Record<string, string> = {
   name: "이름",
   type: "유형",
   status: "상태",
+  scopes: "스코프",
+  tenant_access_restricted: "테넌트 접근 제한",
+  allowed_tenants: "허용 테넌트",
+  id_token_claims: "커스텀 클레임",
   token_endpoint_auth_method: "인증 방식",
   jwks_uri: "JWKS URI",
   backchannel_logout_uri: "Backchannel Logout URI",
   backchannel_logout_session_required: "세션 필수",
+  headless_login_enabled: "헤드리스 로그인",
+  headless_token_endpoint_auth_method: "헤드리스 인증 방식",
+  headless_jwks_uri: "헤드리스 JWKS URI",
   redirect_uri_count: "Redirect URI 수",
   scope_count: "Scope 수",
   relation: "관계",
@@ -263,6 +311,8 @@ function ClientsPage() {
   const [statusFilter, setStatusFilter] = useState("all");
   const [isAdvancedFilterOpen, setIsAdvancedFilterOpen] = useState(false);
   const [isRequestModalOpen, setIsRequestModalOpen] = useState(false);
+  const [isRecentChangesGuideOpen, setIsRecentChangesGuideOpen] =
+    useState(false);
   const [sortConfig, setSortConfig] =
     useState<SortConfig<ClientSortKey> | null>({
       key: "createdAt",
@@ -921,12 +971,30 @@ function ClientsPage() {
         </CardContent>
       </Card>
 
-      <Card className="glass-panel">
+  <Card className="glass-panel">
         <CardHeader className="flex flex-row items-center justify-between gap-4 pb-4">
           <div>
-            <CardTitle className="text-xl font-semibold">
-              {t("ui.dev.clients.recent_changes.title", "최근 변경된 앱")}
-            </CardTitle>
+            <div className="flex items-center gap-1.5">
+              <CardTitle className="text-xl font-semibold">
+                {t("ui.dev.clients.recent_changes.title", "최근 변경된 앱")}
+              </CardTitle>
+              <Button
+                type="button"
+                variant="ghost"
+                size="icon"
+                className="-ml-1 h-8 w-8 translate-y-px text-muted-foreground hover:text-primary"
+                aria-label={t(
+                  "ui.dev.clients.recent_changes.guide_button",
+                  "최근 변경 항목 안내 열기",
+                )}
+                aria-expanded={isRecentChangesGuideOpen}
+                onClick={() =>
+                  setIsRecentChangesGuideOpen((current) => !current)
+                }
+              >
+                <Info className="h-4 w-4" />
+              </Button>
+            </div>
             <CardDescription>
               {t(
                 "msg.dev.clients.recent_changes.description",
@@ -940,6 +1008,34 @@ function ClientsPage() {
                 "'감사 로그 조회' 관계가 있어야 최근 변경된 앱을 볼 수 있습니다.",
               )}
             </p>
+            {isRecentChangesGuideOpen && (
+              <div className="mt-3 rounded-xl border border-border/60 bg-muted/20 p-4">
+                <p className="text-sm font-semibold text-foreground">
+                  {t(
+                    "ui.dev.clients.recent_changes.guide_title",
+                    "최근 변경 항목 안내",
+                  )}
+                </p>
+                <div className="mt-3 space-y-3">
+                  {recentChangeGuideItems.map((item) => (
+                    <div key={item.titleKey} className="space-y-1">
+                      <p className="text-sm font-medium text-foreground">
+                        {t(item.titleKey, item.titleFallback)}
+                      </p>
+                      <p className="text-xs leading-5 text-muted-foreground">
+                        {t(item.descriptionKey, item.descriptionFallback)}
+                      </p>
+                    </div>
+                  ))}
+                  <p className="text-xs leading-5 text-muted-foreground">
+                    {t(
+                      "msg.dev.clients.recent_changes.guide.audit_only",
+                      "동의 철회는 최근 변경된 앱 카드에 포함하지 않고, 감사 로그에서 확인합니다.",
+                    )}
+                  </p>
+                </div>
+              </div>
+            )}
           </div>
           <Button variant="outline" size="sm" asChild>
             <Link to="/audit-logs">
diff --git a/devfront/src/locales/en.toml b/devfront/src/locales/en.toml
index 852c8d0e..5b4387da 100644
--- a/devfront/src/locales/en.toml
+++ b/devfront/src/locales/en.toml
@@ -1367,6 +1367,16 @@ untitled = "Untitled"
 
 [ui.dev.clients.recent_changes]
 title = "Recently Changed Apps"
+guide_button = "Open recent change guide"
+guide_title = "Recent Change Guide"
+
+[ui.dev.clients.recent_changes.guide]
+create = "App creation"
+settings = "Settings changes"
+status = "Status changes"
+relation = "Relationship changes"
+secret = "Client secret rotation"
+delete = "App deletion"
 
 [msg.dev.clients.recent_changes]
 description = "{{count}} applications have change history."
@@ -1374,6 +1384,15 @@ permission_note = "You need the 'Audit Log Viewer' relationship to see recently
 empty = "No recent change logs yet."
 no_detail = "Unable to inspect the changed fields."
 
+[msg.dev.clients.recent_changes.guide]
+audit_only = "Consent revocations are not included in this card; check the audit log instead."
+create_desc = "When a new application is created, it appears with its name, type, and default status."
+settings_desc = "Includes app name, scopes, tenant access restrictions, custom claims, security settings, logout URI, and JWKS changes."
+status_desc = "Active / Inactive transitions are included here."
+relation_desc = "Relationship additions and removals are shown together."
+secret_desc = "Client secret rotation history is shown."
+delete_desc = "Application deletions are also included in recent changes."
+
 [ui.dev.clients.badge]
 admin_session = "Admin Session"
 dev_session = "DevFront Session"
diff --git a/devfront/src/locales/ko.toml b/devfront/src/locales/ko.toml
index 30a6cb2b..f5028042 100644
--- a/devfront/src/locales/ko.toml
+++ b/devfront/src/locales/ko.toml
@@ -1367,6 +1367,16 @@ untitled = "Untitled"
 
 [ui.dev.clients.recent_changes]
 title = "최근 변경된 앱"
+guide_button = "최근 변경 항목 안내 열기"
+guide_title = "최근 변경 항목 안내"
+
+[ui.dev.clients.recent_changes.guide]
+create = "앱 생성"
+settings = "설정 변경"
+status = "상태 변경"
+relation = "관계 변경"
+secret = "클라이언트 시크릿 재발급"
+delete = "앱 삭제"
 
 [msg.dev.clients.recent_changes]
 description = "총 {{count}}개의 애플리케이션이 변경된 이력이 있습니다."
@@ -1374,6 +1384,15 @@ permission_note = "'감사 로그 조회' 관계가 있어야 최근 변경된 
 empty = "최근 변경 로그가 아직 없습니다."
 no_detail = "변경 항목을 확인할 수 없습니다."
 
+[msg.dev.clients.recent_changes.guide]
+audit_only = "동의 철회는 최근 변경된 앱 카드에 포함하지 않고, 감사 로그에서 확인합니다."
+create_desc = "새 애플리케이션이 등록되면 이름, 유형, 기본 상태와 함께 표시됩니다."
+settings_desc = "앱 이름, 스코프, 테넌트 접근 제한, 커스텀 클레임, 보안 설정, 로그아웃 URI, JWKS 변경이 포함됩니다."
+status_desc = "Active / Inactive 전환이 여기에 포함됩니다."
+relation_desc = "관계 추가와 삭제가 함께 표시됩니다."
+secret_desc = "시크릿 재발급 이력이 보입니다."
+delete_desc = "앱 삭제도 최근 변경 이력에 포함됩니다."
+
 [ui.dev.clients.badge]
 admin_session = "관리자 세션"
 dev_session = "DevFront 세션"
diff --git a/devfront/src/locales/template.toml b/devfront/src/locales/template.toml
index 051196fc..40b3d035 100644
--- a/devfront/src/locales/template.toml
+++ b/devfront/src/locales/template.toml
@@ -1423,6 +1423,16 @@ untitled = ""
 
 [ui.dev.clients.recent_changes]
 title = ""
+guide_button = ""
+guide_title = ""
+
+[ui.dev.clients.recent_changes.guide]
+create = ""
+settings = ""
+status = ""
+relation = ""
+secret = ""
+delete = ""
 
 [msg.dev.clients.recent_changes]
 description = ""
@@ -1430,6 +1440,15 @@ permission_note = ""
 empty = ""
 no_detail = ""
 
+[msg.dev.clients.recent_changes.guide]
+audit_only = ""
+create_desc = ""
+settings_desc = ""
+status_desc = ""
+relation_desc = ""
+secret_desc = ""
+delete_desc = ""
+
 [ui.dev.clients.badge]
 admin_session = ""
 dev_session = ""