diff --git a/src/app/Http/Controllers/API/V4/Admin/UsersController.php b/src/app/Http/Controllers/API/V4/Admin/UsersController.php
--- a/src/app/Http/Controllers/API/V4/Admin/UsersController.php
+++ b/src/app/Http/Controllers/API/V4/Admin/UsersController.php
@@ -207,6 +207,37 @@
     }
 
     /**
+     * Resync the user
+     *
+     * @param \Illuminate\Http\Request $request The API request.
+     * @param string                   $id      User identifier
+     *
+     * @return \Illuminate\Http\JsonResponse The response
+     */
+    public function resync(Request $request, $id)
+    {
+        $user = User::find($id);
+
+        if (!$this->checkTenant($user)) {
+            return $this->errorResponse(404);
+        }
+
+        if (!$this->guard()->user()->canUpdate($user)) {
+            return $this->errorResponse(403);
+        }
+
+        if (\Artisan::call('user:resync', ['user' => $user->id])) {
+            return $this->errorResponse(500);
+        }
+
+        return response()->json([
+                'status' => 'success',
+                'message' => self::trans('app.user-resync-success'),
+        ]);
+    }
+
+
+    /**
      * Set/Add a SKU for the user
      *
      * @param \Illuminate\Http\Request $request The API request.
diff --git a/src/app/Utils.php b/src/app/Utils.php
--- a/src/app/Utils.php
+++ b/src/app/Utils.php
@@ -606,12 +606,12 @@
      *
      * @return string String representation, e.g. "0 %", "7.7 %"
      */
-    public static function percent(int|float $amount, $locale = 'de_DE'): string
+    public static function percent(int|float $percent, $locale = 'de_DE'): string
     {
         $nf = new \NumberFormatter($locale, \NumberFormatter::PERCENT);
         $sep = $nf->getSymbol(\NumberFormatter::DECIMAL_SEPARATOR_SYMBOL);
 
-        $result = sprintf('%.2f', $amount);
+        $result = sprintf('%.2f', $percent);
         $result = preg_replace('/\.00/', '', $result);
         $result = preg_replace('/(\.[0-9])0/', '\\1', $result);
         $result = str_replace('.', $sep, $result);
diff --git a/src/resources/lang/en/app.php b/src/resources/lang/en/app.php
--- a/src/resources/lang/en/app.php
+++ b/src/resources/lang/en/app.php
@@ -111,6 +111,7 @@
     'user-update-success' => 'User data updated successfully.',
     'user-create-success' => 'User created successfully.',
     'user-delete-success' => 'User deleted successfully.',
+    'user-resync-success' => 'User synchronization have been started.',
     'user-suspend-success' => 'User suspended successfully.',
     'user-unsuspend-success' => 'User unsuspended successfully.',
     'user-reset-2fa-success' => '2-Factor authentication reset successfully.',
diff --git a/src/resources/lang/en/ui.php b/src/resources/lang/en/ui.php
--- a/src/resources/lang/en/ui.php
+++ b/src/resources/lang/en/ui.php
@@ -29,6 +29,7 @@
         'refresh' => "Refresh",
         'reset' => "Reset",
         'resend' => "Resend",
+        'resync' => "Resync",
         'save' => "Save",
         'search' => "Search",
         'share' => "Share",
diff --git a/src/resources/vue/Admin/User.vue b/src/resources/vue/Admin/User.vue
--- a/src/resources/vue/Admin/User.vue
+++ b/src/resources/vue/Admin/User.vue
@@ -77,11 +77,11 @@
                         </div>
                     </form>
                     <div class="mt-2 buttons">
-                        <btn v-if="!user.isSuspended" id="button-suspend" class="btn-warning" @click="suspendUser">
-                            {{ $t('btn.suspend') }}
+                        <btn :id="'button-' + (user.isSuspended ? 'unsuspend' : 'suspend')" class="btn-outline-primary" @click="setSuspendState">
+                            {{ $t(user.isSuspended ? 'btn.unsuspend' : 'btn.suspend') }}
                         </btn>
-                        <btn v-if="user.isSuspended" id="button-unsuspend" class="btn-warning" @click="unsuspendUser">
-                            {{ $t('btn.unsuspend') }}
+                        <btn id="button-resync" class="btn-outline-primary" @click="resyncUser">
+                            {{ $t('btn.resync') }}
                         </btn>
                     </div>
                 </div>
@@ -567,6 +567,14 @@
                         }
                     })
             },
+            resyncUser() {
+                axios.post('/api/v4/users/' + this.user.id + '/resync')
+                    .then(response => {
+                        if (response.data.status == 'success') {
+                            this.$toast.success(response.data.message)
+                        }
+                    })
+            },
             submitDiscount() {
                 this.$refs.discountDialog.hide()
 
@@ -624,21 +632,12 @@
                         }
                     })
             },
-            suspendUser() {
-                axios.post('/api/v4/users/' + this.user.id + '/suspend')
-                    .then(response => {
-                        if (response.data.status == 'success') {
-                            this.$toast.success(response.data.message)
-                            this.user = Object.assign({}, this.user, { isSuspended: true })
-                        }
-                    })
-            },
-            unsuspendUser() {
-                axios.post('/api/v4/users/' + this.user.id + '/unsuspend')
+            setSuspendState() {
+                axios.post('/api/v4/users/' + this.user.id + '/' + (this.user.isSuspended ? 'unsuspend' : 'suspend'))
                     .then(response => {
                         if (response.data.status == 'success') {
                             this.$toast.success(response.data.message)
-                            this.user = Object.assign({}, this.user, { isSuspended: false })
+                            this.user = Object.assign({}, this.user, { isSuspended: !this.user.isSuspended })
                         }
                     })
             }
diff --git a/src/routes/api.php b/src/routes/api.php
--- a/src/routes/api.php
+++ b/src/routes/api.php
@@ -229,6 +229,7 @@
             Route::get('users/{id}/discounts', [API\V4\Reseller\DiscountsController::class, 'userDiscounts']);
             Route::post('users/{id}/reset2FA', [API\V4\Admin\UsersController::class, 'reset2FA']);
             Route::post('users/{id}/resetGeoLock', [API\V4\Admin\UsersController::class, 'resetGeoLock']);
+            Route::post('users/{id}/resync', [API\V4\Admin\UsersController::class, 'resync']);
             Route::get('users/{id}/skus', [API\V4\Admin\UsersController::class, 'skus']);
             Route::post('users/{id}/skus/{sku}', [API\V4\Admin\UsersController::class, 'setSku']);
             Route::post('users/{id}/suspend', [API\V4\Admin\UsersController::class, 'suspend']);
@@ -280,6 +281,7 @@
             Route::get('users/{id}/discounts', [API\V4\Reseller\DiscountsController::class, 'userDiscounts']);
             Route::post('users/{id}/reset2FA', [API\V4\Reseller\UsersController::class, 'reset2FA']);
             Route::post('users/{id}/resetGeoLock', [API\V4\Reseller\UsersController::class, 'resetGeoLock']);
+            Route::post('users/{id}/resync', [API\V4\Reseller\UsersController::class, 'resync']);
             Route::get('users/{id}/skus', [API\V4\Reseller\UsersController::class, 'skus']);
             Route::post('users/{id}/skus/{sku}', [API\V4\Admin\UsersController::class, 'setSku']);
             Route::post('users/{id}/suspend', [API\V4\Reseller\UsersController::class, 'suspend']);
diff --git a/src/tests/Browser/Admin/UserTest.php b/src/tests/Browser/Admin/UserTest.php
--- a/src/tests/Browser/Admin/UserTest.php
+++ b/src/tests/Browser/Admin/UserTest.php
@@ -555,6 +555,21 @@
     }
 
     /**
+     * Test the Resync button
+     */
+    public function testResync(): void
+    {
+        $this->browse(function (Browser $browser) {
+            $john = $this->getTestUser('john@kolab.org');
+
+            $browser->visit(new UserPage($john->id))
+                ->assertSeeIn('@user-info #button-resync', 'Resync')
+                ->click('@user-info #button-resync')
+                ->assertToast(Toast::TYPE_SUCCESS, "User synchronization have been started.");
+        });
+    }
+
+    /**
      * Test resetting 2FA for the user
      */
     public function testReset2FA(): void
diff --git a/src/tests/Feature/Controller/Admin/UsersTest.php b/src/tests/Feature/Controller/Admin/UsersTest.php
--- a/src/tests/Feature/Controller/Admin/UsersTest.php
+++ b/src/tests/Feature/Controller/Admin/UsersTest.php
@@ -388,6 +388,33 @@
     }
 
     /**
+     * Test resync (POST /api/v4/users/<user-id>/resync)
+     */
+    public function testResync(): void
+    {
+        Queue::fake();
+
+        $user = $this->getTestUser('UsersControllerTest1@userscontroller.com');
+        $admin = $this->getTestUser('jeroen@jeroen.jeroen');
+
+        // Test unauthorized access to admin API
+        $response = $this->actingAs($user)->post("/api/v4/users/{$user->id}/resync", []);
+        $response->assertStatus(403);
+
+        // Test resync
+        \Artisan::shouldReceive('call')->once()->with('user:resync', ['user' => $user->id]);
+
+        $response = $this->actingAs($admin)->post("/api/v4/users/{$user->id}/resync", []);
+        $response->assertStatus(200);
+
+        $json = $response->json();
+
+        $this->assertCount(2, $json);
+        $this->assertSame('success', $json['status']);
+        $this->assertSame("User synchronization have been started.", $json['message']);
+    }
+
+    /**
      * Test adding beta SKU (POST /api/v4/users/<user-id>/skus/beta)
      */
     public function testAddBetaSku(): void
diff --git a/src/tests/Feature/Controller/Reseller/UsersTest.php b/src/tests/Feature/Controller/Reseller/UsersTest.php
--- a/src/tests/Feature/Controller/Reseller/UsersTest.php
+++ b/src/tests/Feature/Controller/Reseller/UsersTest.php
@@ -366,6 +366,46 @@
     }
 
     /**
+     * Test resync (POST /api/v4/users/<user-id>/resync)
+     */
+    public function testResync(): void
+    {
+        Queue::fake();
+
+        $user = $this->getTestUser('UsersControllerTest1@userscontroller.com');
+        $admin = $this->getTestUser('jeroen@jeroen.jeroen');
+        $reseller1 = $this->getTestUser('reseller@' . \config('app.domain'));
+        $reseller2 = $this->getTestUser('reseller@sample-tenant.dev-local');
+
+        // Test unauthorized access to admin API
+        // Test unauthorized access
+        $response = $this->actingAs($user)->post("/api/v4/users/{$user->id}/resync", []);
+        $response->assertStatus(403);
+
+        $response = $this->actingAs($admin)->post("/api/v4/users/{$user->id}/resync", []);
+        $response->assertStatus(403);
+
+        $response = $this->actingAs($reseller2)->post("/api/v4/users/{$user->id}/resync", []);
+        $response->assertStatus(404);
+
+        // Touching admins is forbidden
+        $response = $this->actingAs($reseller1)->post("/api/v4/users/{$admin->id}/resync", []);
+        $response->assertStatus(403);
+
+        // Test resync
+        \Artisan::shouldReceive('call')->once()->with('user:resync', ['user' => $user->id]);
+
+        $response = $this->actingAs($reseller1)->post("/api/v4/users/{$user->id}/resync", []);
+        $response->assertStatus(200);
+
+        $json = $response->json();
+
+        $this->assertCount(2, $json);
+        $this->assertSame('success', $json['status']);
+        $this->assertSame("User synchronization have been started.", $json['message']);
+    }
+
+    /**
      * Test adding beta SKU (POST /api/v4/users/<user-id>/skus/beta)
      */
     public function testAddBetaSku(): void