diff --git a/app/Platform/Services/UserAgentService.php b/app/Platform/Services/UserAgentService.php
index b6ff65504c..b462a93984 100644
--- a/app/Platform/Services/UserAgentService.php
+++ b/app/Platform/Services/UserAgentService.php
@@ -15,6 +15,13 @@ public function decode(string $userAgent): array
 
     private function parseUserAgent(string $userAgent): array
     {
+        if (empty($userAgent) || $userAgent === '[not provided]') {
+            return [
+                'client' => 'Unknown',
+                'clientVersion' => 'Unknown',
+            ];
+        }
+
         // expected format: <product>/<product-version> (<system-information>) <extensions>
 
         $userAgentLength = strlen($userAgent);
diff --git a/resources/views/pages/ticket/[ticket].blade.php b/resources/views/pages/ticket/[ticket].blade.php
index 7123f290d8..4d5cc82589 100644
--- a/resources/views/pages/ticket/[ticket].blade.php
+++ b/resources/views/pages/ticket/[ticket].blade.php
@@ -121,7 +121,7 @@
         return $diff;
     });
 
-    $userAgentLinks = [];
+    $clients = [];
     foreach ($userAgents as $userAgent) {
         $decoded = $userAgentService->decode($userAgent);
         $client = $decoded['client'];
@@ -131,7 +131,11 @@
         if (array_key_exists('clientVariation', $decoded)) {
             $client .= ' - ' . $decoded['clientVariation'];
         }
-        $userAgentLinks[] = "<span title=\"$userAgent\">$client</span>";
+        $clients[$client][] = $userAgent;
+    }
+    $userAgentLinks = [];
+    foreach ($clients as $client => $agents) {
+        $userAgentLinks[] = "<span title=\"" . implode("\n", $agents) . "\">$client</span>";
     }
 }
 
diff --git a/tests/Feature/Platform/Services/UserAgentServiceTest.php b/tests/Feature/Platform/Services/UserAgentServiceTest.php
index 8a2367176a..4b2c6e1a77 100644
--- a/tests/Feature/Platform/Services/UserAgentServiceTest.php
+++ b/tests/Feature/Platform/Services/UserAgentServiceTest.php
@@ -26,6 +26,16 @@ public function testEmptyUserAgent(): void
         ], $this->parseUserAgent($userAgent));
     }
 
+    public function testNotProvidedUserAgent(): void
+    {
+        $userAgent = '[not provided]';
+
+        $this->assertEquals([
+            'client' => 'Unknown',
+            'clientVersion' => 'Unknown',
+        ], $this->parseUserAgent($userAgent));
+    }
+
     public function testNoVersionUserAgent(): void
     {
         $userAgent = 'MyApp';