diff --git a/app/Http/Controllers/Admin/GroupUserController.php b/app/Http/Controllers/Admin/GroupUserController.php
index 3ca8bbe..74b7bb9 100755
--- a/app/Http/Controllers/Admin/GroupUserController.php
+++ b/app/Http/Controllers/Admin/GroupUserController.php
@@ -144,4 +144,37 @@ class GroupUserController extends Controller
         return redirect()->route('admin.groups.index')
             ->with('success', 'Группа успешно удалена.');
     }
+    
+    /**
+     * Добавить пользователя в группу
+     */
+    public function addUser(User $user, Request $request)
+    {
+        $validated = $request->validate([
+            'group_id' => 'required|exists:groups,id',
+        ]);
+        
+        $group = Group::findOrFail($validated['group_id']);
+        
+        // Проверка доступа
+        if ($group->organization_id && $user->organization_id !== $group->organization_id) {
+            return back()->with('error', 'Нельзя добавить пользователя в группу другой организации.');
+        }
+        
+        $group->users()->attach($user->id);
+        
+        return back()->with('success', 'Пользователь добавлен в группу.');
+    }
+    
+    /**
+     * Удалить пользователя из группы
+     */
+    public function removeUser(Group $group, User $user)
+    {
+        Gate::authorize('update', $group);
+        
+        $group->users()->detach($user->id);
+        
+        return back()->with('success', 'Пользователь удалён из группы.');
+    }
 }
diff --git a/app/Http/Controllers/Admin/UserController.php b/app/Http/Controllers/Admin/UserController.php
index fd376e5..5af50ad 100755
--- a/app/Http/Controllers/Admin/UserController.php
+++ b/app/Http/Controllers/Admin/UserController.php
@@ -89,10 +89,26 @@ class UserController extends Controller
     public function show(User $user)
     {
         Gate::authorize('view', $user);
-        
+
         $user->load(['organization', 'roles', 'groups']);
         
-        return view('admin.users.show', compact('user'));
+        // Получаем доступные группы для пользователя
+        if ($user->organization_id) {
+            $availableGroups = Group::whereNull('organization_id')
+                ->orWhere('organization_id', $user->organization_id)
+                ->whereDoesntHave('users', function($q) use ($user) {
+                    $q->where('users.id', $user->id);
+                })
+                ->get();
+        } else {
+            $availableGroups = Group::whereNull('organization_id')
+                ->whereDoesntHave('users', function($q) use ($user) {
+                    $q->where('users.id', $user->id);
+                })
+                ->get();
+        }
+
+        return view('admin.users.show', compact('user', 'availableGroups'));
     }
 
     public function edit(User $user)
diff --git a/resources/views/admin/users/show.blade.php b/resources/views/admin/users/show.blade.php
index ff9bb85..ddea3f1 100644
--- a/resources/views/admin/users/show.blade.php
+++ b/resources/views/admin/users/show.blade.php
@@ -30,12 +30,28 @@
                 </div>
                 <div class="col-md-6 mb-4">
                     <div class="card shadow-sm">
-                        <div class="card-header bg-success text-white"><h5 class="mb-0">Группы</h5></div>
+                        <div class="card-header bg-success text-white d-flex justify-content-between align-items-center">
+                            <h5 class="mb-0">Группы</h5>
+                            @can('update', App\Models\Group::class)
+                            <button class="btn btn-sm btn-light" data-bs-toggle="modal" data-bs-target="#addGroupModal"><i class="bi bi-plus-lg"></i></button>
+                            @endcan
+                        </div>
                         <div class="card-body">
                             @if($user->groups->count() > 0)
-                            <ul class="list-group">
+                            <ul class="list-group list-group-flush">
                                 @foreach($user->groups as $group)
-                                <li class="list-group-item">{{ $group->name }} <small class="text-muted">({{ $group->organization?->name }})</small></li>
+                                <li class="list-group-item d-flex justify-content-between align-items-center">
+                                    <div>
+                                        <a href="{{ route('admin.groups.show', $group) }}" class="text-decoration-none">{{ $group->name }}</a>
+                                        <small class="text-muted d-block">{{ $group->organization?->name ?? 'Общая группа' }}</small>
+                                    </div>
+                                    @can('update', $group)
+                                    <form action="{{ route('admin.groups.users.remove', [$group, $user]) }}" method="POST" class="d-inline" onsubmit="return confirm('Удалить пользователя из группы?')">
+                                        @csrf @method('DELETE')
+                                        <button class="btn btn-sm btn-outline-danger"><i class="bi bi-x-lg"></i></button>
+                                    </form>
+                                    @endcan
+                                </li>
                                 @endforeach
                             </ul>
                             @else
@@ -48,4 +64,34 @@
         </main>
     </div>
 </div>
+
+<!-- Modal добавления в группу -->
+<div class="modal fade" id="addGroupModal" tabindex="-1">
+    <div class="modal-dialog">
+        <div class="modal-content">
+            <form action="{{ route('admin.groups.users.add', $user) }}" method="POST">
+                @csrf
+                <div class="modal-header">
+                    <h5 class="modal-title">Добавить в группу</h5>
+                    <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
+                </div>
+                <div class="modal-body">
+                    <div class="mb-3">
+                        <label class="form-label">Выберите группу</label>
+                        <select name="group_id" class="form-select" required>
+                            <option value="">Выберите группу</option>
+                            @foreach($availableGroups as $group)
+                            <option value="{{ $group->id }}">{{ $group->name }} @if($group->organization_id)({{ $group->organization?->name }})@else(Общая)@endif</option>
+                            @endforeach
+                        </select>
+                    </div>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Отмена</button>
+                    <button type="submit" class="btn btn-primary">Добавить</button>
+                </div>
+            </form>
+        </div>
+    </div>
+</div>
 @endsection
diff --git a/routes/web.php b/routes/web.php
index 457494c..cb3254b 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -50,5 +50,7 @@ Route::middleware('auth')->group(function () {
         Route::resource('tests.questions', QuestionController::class);
         Route::resource('course-assignments', CourseAssignmentController::class);
         Route::resource('groups', GroupUserController::class);
+        Route::post('/users/{user}/groups/add', [GroupUserController::class, 'addUser'])->name('groups.users.add');
+        Route::delete('/groups/{group}/users/{user}/remove', [GroupUserController::class, 'removeUser'])->name('groups.users.remove');
     });
 });