diff --git a/src/Enum/ConstantEnum.php b/src/Enum/ConstantEnum.php
index be651f7..45a8a6c 100644
--- a/src/Enum/ConstantEnum.php
+++ b/src/Enum/ConstantEnum.php
@@ -8,4 +8,6 @@ class ConstantEnum extends Enum
 {
     public const PER_PAGE = 15;
     public const DIRECTORY = 'webinar';
+    public const REDIS_IMAGES_KEY = 'signed_urls_index';
+    public const REDIS_IMAGES_TTL = 90;
 }
diff --git a/src/Services/WebinarService.php b/src/Services/WebinarService.php
index 2031674..097e7d8 100644
--- a/src/Services/WebinarService.php
+++ b/src/Services/WebinarService.php
@@ -25,6 +25,7 @@
 use EscolaLms\Youtube\Services\Contracts\YoutubeServiceContract;
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Redis;
 use Illuminate\Support\Facades\Storage;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 
@@ -337,11 +338,16 @@ private function canGenerateJitsi(Webinar $webinar): bool
         $now = now();
         $endDate = $this->getWebinarEndDate($webinar);
         $activeTo = $webinar->active_to ? Carbon::make($webinar->active_to) : null;
-        return $webinar->isPublished() &&
+        $baseConditions = $webinar->isPublished() &&
             $endDate &&
             ($activeTo && $now->getTimestamp() >= $activeTo->getTimestamp()) &&
-            $now->getTimestamp() <= $endDate->getTimestamp() &&
-            $webinar->hasYT();
+            $now->getTimestamp() <= $endDate->getTimestamp();
+
+        if (!$baseConditions) {
+            return false;
+        }
+
+        return !$this->youtubeServiceContract->isConfigured() || $webinar->hasYT();
     }
 
     /**
@@ -382,6 +388,13 @@ public function generateSignedScreenUrls(GenerateSignedScreenUrlsDto $dto): arra
         return array_map(function ($file) use ($directory) {
             $filename = $file['filename'];
 
+            if (config('cache.default') === 'redis') {
+                $key = 'signed_urls:' . md5($directory . $filename);
+                Redis::command('SETEX', [$key, ConstantEnum::REDIS_IMAGES_TTL, $directory . $filename]);
+                Redis::command('HSET', [ConstantEnum::REDIS_IMAGES_KEY, $key, 1]);
+                Redis::command('EXPIRE', [ConstantEnum::REDIS_IMAGES_KEY, ConstantEnum::REDIS_IMAGES_TTL]);
+            }
+
             return array_merge(
                 ['filename' => $filename],
                 Storage::temporaryUploadUrl($directory . $filename, now()->addMinutes(5))
diff --git a/tests/APIs/WebinarApiTest.php b/tests/APIs/WebinarApiTest.php
index 80b9885..76d3a56 100644
--- a/tests/APIs/WebinarApiTest.php
+++ b/tests/APIs/WebinarApiTest.php
@@ -48,6 +48,7 @@ protected function setUp(): void
     public function testWebinarsList(): void
     {
         $webinarService = $this->mock(YoutubeServiceContract::class);
+        $webinarService->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $webinarService->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect());
         $this->response = $this->actingAs($this->user, 'api')->get('/api/admin/webinars');
         $this->response->assertOk();
@@ -56,6 +57,7 @@ public function testWebinarsList(): void
     public function testWebinarsListWithFilter(): void
     {
         $youtubeServiceContract = $this->mock(YoutubeServiceContract::class);
+        $youtubeServiceContract->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $youtubeServiceContract->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect([1]));
         $filterData = [
             'name=' . $this->webinar->name,
@@ -75,6 +77,7 @@ public function testWebinarsListWithFilter(): void
     public function testWebinarsListWithSorts(): void
     {
         $youtubeServiceContract = $this->mock(YoutubeServiceContract::class);
+        $youtubeServiceContract->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $youtubeServiceContract->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect([1]));
 
         $testWebinar = Webinar::factory()->create([
@@ -174,6 +177,7 @@ public function testWebinarsListUnauthorized(): void
     public function testWebinarsListForApi(): void
     {
         $webinarService = $this->mock(YoutubeServiceContract::class);
+        $webinarService->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $webinarService->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect());
         $this->response = $this->get('/api/webinars');
         $this->response->assertOk();
@@ -182,6 +186,7 @@ public function testWebinarsListForApi(): void
     public function testWebinarsListWithFilterForApi(): void
     {
         $youtubeServiceContract = $this->mock(YoutubeServiceContract::class);
+        $youtubeServiceContract->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $youtubeServiceContract->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect([1]));
         $filterData = [
             'name=' . $this->webinar->name,
@@ -201,6 +206,7 @@ public function testWebinarsListWithFilterForApi(): void
     public function testWebinarsListWithOrderForApi(): void
     {
         $youtubeServiceContract = $this->mock(YoutubeServiceContract::class);
+        $youtubeServiceContract->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $youtubeServiceContract->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect([1]));
 
         Webinar::query()->delete();
@@ -253,6 +259,7 @@ public function testWebinarsListWithOrderForApi(): void
     public function testWebinarsListWithFilterOnlyIncomingForApi(): void
     {
         $youtubeServiceContract = $this->mock(YoutubeServiceContract::class);
+        $youtubeServiceContract->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $youtubeServiceContract->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect([1]));
 
         $this->webinar->update([
@@ -378,6 +385,7 @@ public function testWebinarAssignableUsersSearch(): void
     public function testWebinarListOwn(): void
     {
         $webinarService = $this->mock(YoutubeServiceContract::class);
+        $webinarService->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(false);
         $webinarService->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect());
         Webinar::factory()->count(3)->create();
 
diff --git a/tests/APIs/WebinarDestroyApiTest.php b/tests/APIs/WebinarDestroyApiTest.php
index 9704a06..1c03d48 100644
--- a/tests/APIs/WebinarDestroyApiTest.php
+++ b/tests/APIs/WebinarDestroyApiTest.php
@@ -42,6 +42,7 @@ public function testWebinarDestroy(): void
     {
         $this->initVariable();
         $webinarService = $this->mock(YoutubeServiceContract::class);
+        $webinarService->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $webinarService->shouldReceive('getYtLiveStream')->once()->andReturn(collect());
         $response = $this->actingAs($this->user, 'api')->json(
             'DELETE',
diff --git a/tests/APIs/WebinarGenerateJitsiTest.php b/tests/APIs/WebinarGenerateJitsiTest.php
index e63d964..f16d918 100644
--- a/tests/APIs/WebinarGenerateJitsiTest.php
+++ b/tests/APIs/WebinarGenerateJitsiTest.php
@@ -37,6 +37,7 @@ public function testGenerateJitsiUnAuthorized(): void
     public function testGenerateJitsiWithWebinar(): void
     {
         $webinarService = $this->mock(YoutubeServiceContract::class);
+        $webinarService->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $webinarService->shouldReceive('getYtLiveStream')->once()->andReturn(collect(['s']));
         $this->webinar = Webinar::factory([
             'status' => WebinarStatusEnum::PUBLISHED,
diff --git a/tests/APIs/WebinarListForUserTest.php b/tests/APIs/WebinarListForUserTest.php
index 4f03f83..13f75fc 100644
--- a/tests/APIs/WebinarListForUserTest.php
+++ b/tests/APIs/WebinarListForUserTest.php
@@ -43,6 +43,7 @@ private function initVariable(): void
     public function testWebinarListForUser(): void
     {
         $youtubeServiceContract = $this->mock(YoutubeServiceContract::class);
+        $youtubeServiceContract->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $youtubeServiceContract->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect([1]));
         $this->initVariable();
         $this->response = $this->actingAs($this->user, 'api')->json('GET', $this->apiUrl);
@@ -91,6 +92,7 @@ public function durationProvider(): array
     public function testWebinarListOnlyIncoming(string $duration): void
     {
         $youtubeServiceContract = $this->mock(YoutubeServiceContract::class);
+        $youtubeServiceContract->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $youtubeServiceContract->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect([1]));
 
         $student = User::factory()->create();
diff --git a/tests/APIs/WebinarShowApiTest.php b/tests/APIs/WebinarShowApiTest.php
index 5e78554..df20bd5 100644
--- a/tests/APIs/WebinarShowApiTest.php
+++ b/tests/APIs/WebinarShowApiTest.php
@@ -37,6 +37,7 @@ public function testWebinarShowUnauthorized(): void
     public function testWebinarShow(): void
     {
         $youtubeServiceContract = $this->mock(YoutubeServiceContract::class);
+        $youtubeServiceContract->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $youtubeServiceContract->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect([1]));
         $response = $this->actingAs($this->user, 'api')->json(
             'GET',
@@ -55,6 +56,7 @@ public function testWebinarShow(): void
     public function testConsultationShowAPI()
     {
         $youtubeServiceContract = $this->mock(YoutubeServiceContract::class);
+        $youtubeServiceContract->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $youtubeServiceContract->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect([1]));
         $response = $this->actingAs($this->user, 'api')->json(
             'GET',
diff --git a/tests/APIs/WebinarStoreApiTest.php b/tests/APIs/WebinarStoreApiTest.php
index 211e714..f4c08e6 100644
--- a/tests/APIs/WebinarStoreApiTest.php
+++ b/tests/APIs/WebinarStoreApiTest.php
@@ -57,6 +57,7 @@ public function testWebinarStore(): void
 
         $ytLiveDtoMock = new YTLiveDtoMock();
         $youtubeServiceContract = $this->mock(YoutubeServiceContract::class);
+        $youtubeServiceContract->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $youtubeServiceContract->shouldReceive('generateYTStream')->once()->andReturn($ytLiveDtoMock);
         $youtubeServiceContract->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect([1]));
 
diff --git a/tests/APIs/WebinarUpdateApiTest.php b/tests/APIs/WebinarUpdateApiTest.php
index 6d87274..0222b54 100644
--- a/tests/APIs/WebinarUpdateApiTest.php
+++ b/tests/APIs/WebinarUpdateApiTest.php
@@ -60,6 +60,7 @@ public function testWebinarUpdate(): void
         );
         $ytLiveDtoMock = new YTLiveDtoMock();
         $webinarService = $this->mock(YoutubeServiceContract::class);
+        $webinarService->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $webinarService->shouldReceive('updateYTStream')->zeroOrMoreTimes()->andReturn($ytLiveDtoMock);
         $webinarService->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect(['s']));
 
@@ -117,6 +118,7 @@ public function testWebinarClearTagsUpdate(): void
         );
         $ytLiveDtoMock = new YTLiveDtoMock();
         $webinarService = $this->mock(YoutubeServiceContract::class);
+        $webinarService->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $webinarService->shouldReceive('updateYTStream')->zeroOrMoreTimes()->andReturn($ytLiveDtoMock);
         $webinarService->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect(['s']));
 
@@ -155,6 +157,7 @@ public function testWebinarUpdateTrainers(): void
 
         $ytLiveDtoMock = new YTLiveDtoMock();
         $webinarService = $this->mock(YoutubeServiceContract::class);
+        $webinarService->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $webinarService->shouldReceive('updateYTStream')->zeroOrMoreTimes()->andReturn($ytLiveDtoMock);
         $webinarService->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect(['s']));
 
@@ -203,6 +206,7 @@ public function testWebinarUpdateImageAndLogotypeFromExistingFiles(): void
 
         $ytLiveDtoMock = new YTLiveDtoMock();
         $webinarService = $this->mock(YoutubeServiceContract::class);
+        $webinarService->shouldReceive('isConfigured')->zeroOrMoreTimes()->andReturn(true);
         $webinarService->shouldReceive('updateYTStream')->zeroOrMoreTimes()->andReturn($ytLiveDtoMock);
         $webinarService->shouldReceive('getYtLiveStream')->zeroOrMoreTimes()->andReturn(collect(['s']));
 
diff --git a/tests/TestCase.php b/tests/TestCase.php
index 18355a1..4b0fb65 100644
--- a/tests/TestCase.php
+++ b/tests/TestCase.php
@@ -21,6 +21,15 @@ class TestCase extends \EscolaLms\Core\Tests\TestCase
     protected function setUp(): void
     {
         parent::setUp();
+
+        config([
+            'services.youtube.client_id' => 'test_client_id',
+            'services.youtube.client_secret' => 'test_secret',
+            'services.youtube.api_key' => 'test_api_key',
+            'services.youtube.refresh_token' => 'test_refresh_token',
+            'services.youtube.redirect_url' => 'redirect_url',
+        ]);
+
         Passport::useClientModel(Client::class);
     }