diff --git a/private.pem b/backup_private.pem
similarity index 100%
rename from private.pem
rename to backup_private.pem
diff --git a/public.pem b/backup_public.pem
similarity index 100%
rename from public.pem
rename to backup_public.pem
diff --git a/encoder/firmware.php b/encoder/firmware.php
index c8fffd0..94c3ffc 100755
--- a/encoder/firmware.php
+++ b/encoder/firmware.php
@@ -30,8 +30,8 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
             $tmpZip = sys_get_temp_dir() . '/backup.zip';
             $outputFile = __DIR__ . '/universal_encoder_decoder.bin';
 
-            $publicKey = file_get_contents('/var/www/public.pem');
-            $publicKey = file_get_contents('/var/www/public.pem');
+            $publicKey = file_get_contents('/var/www/backup_private.pem');
+            $publicKey = file_get_contents('/var/www/backup_public.pem');
 
             $zip = new ZipArchive();
             $zip->open($tmpZip, ZipArchive::CREATE | ZipArchive::OVERWRITE);
@@ -92,7 +92,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
             $restoreDir = __DIR__ . '/var/www/encoder/';
             $tmpZip     = sys_get_temp_dir() . '/restore.zip';
 
-            $privateKey = file_get_contents(__DIR__ . '/keys/private.pem');
+            $privateKey = file_get_contents('/var/www/backup_private.pem');
 
             if (!file_exists($inputFile)) {
                 die("Backup file not found\n");
@@ -128,7 +128,7 @@ include 'header.php';
             Device Licence Info :- <br>
             Device ID :- <?php echo trim(file_get_contents('/sys/class/dmi/id/product_uuid')); ?><br>
             Reseller ID :- <br>
-            Project Name :- <br>
+            Project Name :- Universal Digital Encoder / Decoder<br>
         </div>
         <div class="card wide">
             <form method="post" class="form-center" enctype="multipart/form-data"
diff --git a/encoder/input.php b/encoder/input.php
index 57763f3..825babb 100755
--- a/encoder/input.php
+++ b/encoder/input.php
@@ -8,7 +8,7 @@ $defaults = [
         'resolution' => '1920x1080',
         'audio_source' => 'hw:1,0',
         'framerate' => '30',
-        'video_delay' => '300',
+        'video_delay' => '',
         'audio_delay' => ''
     ],
     'url' => 'https://cdn.urmic.org/unavailable.mp4',
@@ -29,7 +29,7 @@ $defaults = [
         'framerate' => '30',
         'gop' => '30',
         'audio_db_gain' => '0dB',
-        'audio_data_rate' => '256k',
+        'audio_data_rate' => '128k',
         'audio_sample_rate' => '48000',
         'extra' => ''
     ],
diff --git a/install.sh b/install.sh
index 5a72df3..ec728c2 100755
--- a/install.sh
+++ b/install.sh
@@ -389,8 +389,8 @@ sudo mkdir -p /var/www/html/dash/shreeshree;
 sudo mkdir -p /var/www/encoder;
 sudo cp -r html/* /var/www/html/
 sudo cp -r encoder/* /var/www/encoder/
-sudo cp private.pem /var/www/
-sudo cp public.pem /var/www/
+sudo cp backup_private.pem /var/www/
+sudo cp backup_public.pem /var/www/
 sudo cp 00-stream.yaml /var/www/
 
 sudo a2enmod ssl