diff --git a/ui/ui/radius-nas-add.tpl b/ui/ui/radius-nas-add.tpl
index 8f109d40..2215bf35 100644
--- a/ui/ui/radius-nas-add.tpl
+++ b/ui/ui/radius-nas-add.tpl
@@ -4,7 +4,7 @@
 <div class="row">
     <div class="col-sm-12 col-md-12">
         <div class="panel panel-primary panel-hovered panel-stacked mb30">
-            <div class="panel-heading">Radius - Add NAS</div>
+            <div class="panel-heading">Radius - {Lang::T('Add NAS')}</div>
             <div class="panel-body">
 
                 <form class="form-horizontal" method="post" role="form" action="{$_url}radius/nas-add-post">
@@ -34,7 +34,7 @@
                         <div class="col-md-2">
                             <input type="text" class="form-control" id="ports" name="ports" placeholder="null">
                         </div>
-                        <label class="col-md-2 control-label">Type</label>
+                        <label class="col-md-2 control-label">{Lang::T('Type')}</label>
                         <div class="col-md-2">
                             <input type="text" class="form-control" id="type" name="type" value="other" required
                                 placeholder="other">
@@ -67,7 +67,7 @@
                                 {/foreach}
                             </select>
 						</div>
-                        <p class="help-block col-md-4">Assign NAS to Router</p>
+                        <p class="help-block col-md-4">{Lang::T('Assign NAS to Router')}</p>
                     </div>
                     <div class="form-group">
                         <div class="col-lg-offset-2 col-lg-10">
@@ -83,4 +83,4 @@
     </div>
 </div>
 
-{include file="sections/footer.tpl"}
\ No newline at end of file
+{include file="sections/footer.tpl"}
diff --git a/ui/ui/radius-nas-edit.tpl b/ui/ui/radius-nas-edit.tpl
index 1f1416e8..1dbce21d 100644
--- a/ui/ui/radius-nas-edit.tpl
+++ b/ui/ui/radius-nas-edit.tpl
@@ -4,7 +4,7 @@
 <div class="row">
     <div class="col-sm-12 col-md-12">
         <div class="panel panel-primary panel-hovered panel-stacked mb30">
-            <div class="panel-heading">Radius - Edit NAS</div>
+            <div class="panel-heading">Radius - {Lang::T('Edit NAS')}</div>
             <div class="panel-body">
 
                 <form class="form-horizontal" method="post" role="form" action="{$_url}radius/nas-edit-post/{$d['id']}">
@@ -34,7 +34,7 @@
                         <div class="col-md-2">
                             <input type="text" class="form-control" id="ports" name="ports" placeholder="null" value="{$d['ports']}">
                         </div>
-                        <label class="col-md-2 control-label">Type</label>
+                        <label class="col-md-2 control-label">{Lang::T('Type')}</label>
                         <div class="col-md-2">
                             <input type="text" class="form-control" id="type" name="type" value="other" value="{$d['type']}" required
                                 placeholder="other">
@@ -67,7 +67,7 @@
                                 {/foreach}
                             </select>
 						</div>
-                        <p class="help-block col-md-4">Assign NAS to Router</p>
+                        <p class="help-block col-md-4">{Lang::T('Assign NAS to Router')}</p>
                     </div>
                     <div class="form-gro
                     <div class="form-group">
@@ -84,4 +84,4 @@
     </div>
 </div>
 
-{include file="sections/footer.tpl"}
\ No newline at end of file
+{include file="sections/footer.tpl"}
diff --git a/ui/ui/radius-nas.tpl b/ui/ui/radius-nas.tpl
index 2cdee539..6812017b 100644
--- a/ui/ui/radius-nas.tpl
+++ b/ui/ui/radius-nas.tpl
@@ -24,16 +24,16 @@
                     </div>
                     <div class="col-md-4">
                         <a href="{$_url}radius/nas-add" class="btn btn-primary btn-block"><i
-                                class="ion ion-android-add"> </i> New NAS</a>
+                                class="ion ion-android-add"> </i> {Lang::T('New NAS')}</a>
                     </div>&nbsp;
                 </div>
                 <div class="table-responsive">
                     <table class="table table-bordered table-striped table-condensed">
                         <thead>
                             <tr>
-                                <th>Name</th>
+                                <th>{Lang::T('Name')}</th>
                                 <th>IP</th>
-                                <th>Type</th>
+                                <th>{Lang::T('Type')}</th>
                                 <th>Port</th>
                                 <th>Server</th>
                                 <th>Community</th>
@@ -67,11 +67,11 @@
                 {include file="pagination.tpl"}
                 <div class="bs-callout bs-callout-info" id="callout-navbar-role">
                     <h4>RADIUS REST</h4>
-                    <p>For Radius REST, you don't need to add NAS, NAS need to add to client.conf manually</p>
+                    <p>{Lang::T('For Radius REST, you don't need to add NAS, NAS need to add to client.conf manually')}</p>
                 </div>
             </div>
         </div>
     </div>
 </div>
 
-{include file="sections/footer.tpl"}
\ No newline at end of file
+{include file="sections/footer.tpl"}
diff --git a/ui/ui/recharge.tpl b/ui/ui/recharge.tpl
index ee767c7b..b896ab50 100644
--- a/ui/ui/recharge.tpl
+++ b/ui/ui/recharge.tpl
@@ -54,13 +54,13 @@
                                 <option value="zero">{$_c['currency_code']} 0</option>
                             </select>
                         </div>
-                        <p class="help-block col-md-4">Postpaid Recharge for the first time use {$_c['currency_code']} 0</p>
+                        <p class="help-block col-md-4">{Lang::T('Postpaid Recharge for the first time use')} {$_c['currency_code']} 0</p>
                     </div>
                     <div class="form-group">
                         <div class="col-lg-offset-2 col-lg-10">
                             <button class="btn btn-success"
                                 type="submit">{Lang::T('Recharge')}</button>
-                            Or <a href="{$_url}customers/list">{Lang::T('Cancel')}</a>
+                            {Lang::T('Or')} <a href="{$_url}customers/list">{Lang::T('Cancel')}</a>
                         </div>
                     </div>
                 </form>
@@ -69,4 +69,4 @@
     </div>
 </div>
 
-{include file="sections/footer.tpl"}
\ No newline at end of file
+{include file="sections/footer.tpl"}
diff --git a/ui/ui/reports-activation.tpl b/ui/ui/reports-activation.tpl
index 0f57b49a..2845f27e 100644
--- a/ui/ui/reports-activation.tpl
+++ b/ui/ui/reports-activation.tpl
@@ -4,7 +4,7 @@
     <div class="col-sm-12">
         <div class="panel panel-hovered mb20 panel-primary">
             <div class="panel-heading">
-                Activity Log
+                {Lang::T('Activity Log')}
             </div>
             <div class="panel-body">
                 <div class="text-center" style="padding: 15px">
@@ -67,4 +67,4 @@
     </div>
 </div>
 
-{include file="sections/footer.tpl"}
\ No newline at end of file
+{include file="sections/footer.tpl"}
diff --git a/ui/ui/reports.tpl b/ui/ui/reports.tpl
index fbc88bc0..21a39b9f 100644
--- a/ui/ui/reports.tpl
+++ b/ui/ui/reports.tpl
@@ -11,7 +11,7 @@
                     <center>
                         <label>
                             <input type="checkbox" id="show_chart" onclick="return setShowChart()">
-                            Show chart
+                            {Lang::T('Show chart')}
                         </label>
                     </center>
                     <hr style="margin: 1px;">
@@ -73,7 +73,7 @@
             </div>
             <div class="box box-primary box-solid">
                 <div class="box-header">
-                    <h3 class="box-title">{Lang::dateFormat($sd)} - {Lang::dateFormat($ed)} <sup>Max 30 days</sup></h3>
+                    <h3 class="box-title">{Lang::dateFormat($sd)} - {Lang::dateFormat($ed)} <sup>{Lang::T('Max 30 days')}</sup></h3>
                 </div>
                 <div class="box-body row" style="height: 300px;">
                     <canvas id="line_cart"></canvas>
diff --git a/ui/ui/router-error.tpl b/ui/ui/router-error.tpl
index 44321cd5..81a8f2ca 100644
--- a/ui/ui/router-error.tpl
+++ b/ui/ui/router-error.tpl
@@ -49,29 +49,28 @@
                             <br>
                             Mikrotik troubleshooting: <br>
                             <ul>
-                                <li>Make sure you use API Port, Default 8728</li>
-                                <li>Make sure Username and Password are correct</li>
-                                <li>Make sure your hosting not blocking port to external</li>
-                                <li>Make sure your Mikrotik accessible from PHPNuxBill</li>
+                                <li>{Lang::T('Make sure you use API Port, Default 8728')}</li>
+                                <li>{Lang::T('Make sure Username and Password are correct')}</li>
+                                <li>{Lang::T('Make sure your hosting not blocking port to external')}</li>
+                                <li>{Lang::T('Make sure your Mikrotik accessible from PHPNuxBill')}</li>
                             </ul>
-                            If you just update PHPNuxBill from upload files, try click Update Database
+                            {Lang::T('If you just update PHPNuxBill from upload files, try click Update')} Database
                         </div>
                         <div class="box-footer">
                             <div class="btn-group btn-group-justified" role="group" aria-label="...">
-                                <a href="./update.php?step=4" style="color: black;" class="btn btn-info btn-sm btn-block">Update Database</a>
-                                <a href="{$_url}community#update" style="color: black;" class="btn btn-success btn-sm btn-block">Update
-                                    PHPNuxBill</a>
+                                <a href="./update.php?step=4" style="color: black;" class="btn btn-info btn-sm btn-block">{Lang::T('Update')} Database</a>
+                                <a href="{$_url}community#update" style="color: black;" class="btn btn-success btn-sm btn-block">{Lang::T('Update PHPNuxBill')}</a>
                             </div>
                             <br>
                             <div class="btn-group btn-group-justified" role="group" aria-label="...">
                             <a href="https://github.com/hotspotbilling/phpnuxbill/discussions" target="_blank"
-                            class="btn btn-success btn-sm btn-block" style="color: black;">Ask Github Community</a>
+                            class="btn btn-success btn-sm btn-block" style="color: black;">{Lang::T('Ask Github Community')}</a>
                                 <a href="https://t.me/phpnuxbill" target="_blank"
-                                    class="btn btn-primary btn-sm btn-block">Ask Telegram Community</a>
+                                    class="btn btn-primary btn-sm btn-block">{Lang::T('Ask Telegram Community')}</a>
                             </div>
                             <br><br>
                             <a href="javascript::history.back()" onclick="history.back()"
-                                class="btn btn-warning btn-block">back</a>
+                                class="btn btn-warning btn-block">{Lang::T('Back')}</a>
                         </div>
                     </div>
                 </div>
@@ -83,4 +82,4 @@
     </div>
 </body>
 
-</html>
\ No newline at end of file
+</html>
diff --git a/ui/ui/routers-add.tpl b/ui/ui/routers-add.tpl
index 186588f1..5fab1556 100644
--- a/ui/ui/routers-add.tpl
+++ b/ui/ui/routers-add.tpl
@@ -12,10 +12,10 @@
                         <label class="col-md-2 control-label">{Lang::T('Status')}</label>
                         <div class="col-md-10">
                             <label class="radio-inline warning">
-                                <input type="radio" checked name="enabled" value="1"> Enable
+                                <input type="radio" checked name="enabled" value="1"> {Lang::T('Enable')}
                             </label>
                             <label class="radio-inline">
-                                <input type="radio" name="enabled" value="0"> Disable
+                                <input type="radio" name="enabled" value="0"> {Lang::T('Disable')}
                             </label>
                         </div>
                     </div>
@@ -56,7 +56,7 @@
                     <div class="form-group row">
                         <label class="col-md-2 control-label"></label>
                         <div class="col-md-6">
-                            <label><input type="checkbox" checked name="testIt" value="yes"> Test Connection</label>
+                            <label><input type="checkbox" checked name="testIt" value="yes"> {Lang::T('Test Connection')}</label>
                         </div>
                     </div>
                     <div class="form-group">
@@ -73,4 +73,4 @@
     </div>
 </div>
 
-{include file="sections/footer.tpl"}
\ No newline at end of file
+{include file="sections/footer.tpl"}
diff --git a/ui/ui/routers-edit.tpl b/ui/ui/routers-edit.tpl
index df2ffba2..52e9c97c 100644
--- a/ui/ui/routers-edit.tpl
+++ b/ui/ui/routers-edit.tpl
@@ -12,11 +12,11 @@
                         <label class="col-md-2 control-label">{Lang::T('Status')}</label>
                         <div class="col-md-10">
                             <label class="radio-inline warning">
-                                <input type="radio" {if $d['enabled'] == 1}checked{/if} name="enabled" value="1"> Enable
+                                <input type="radio" {if $d['enabled'] == 1}checked{/if} name="enabled" value="1"> {Lang::T('Enable')}
                             </label>
                             <label class="radio-inline">
                                 <input type="radio" {if $d['enabled'] == 0}checked{/if} name="enabled" value="0">
-                                Disable
+                                {Lang::T('Disable')}
                             </label>
                         </div>
                     </div>
@@ -148,4 +148,4 @@
         }
     </script>
 {/literal}
-{include file="sections/footer.tpl"}
\ No newline at end of file
+{include file="sections/footer.tpl"}
diff --git a/ui/ui/routers.tpl b/ui/ui/routers.tpl
index 53c2dd4d..526c4446 100644
--- a/ui/ui/routers.tpl
+++ b/ui/ui/routers.tpl
@@ -58,7 +58,7 @@
                                     <td>{$ds['ip_address']}</td>
                                     <td>{$ds['username']}</td>
                                     <td>{$ds['description']}</td>
-                                    <td>{if $ds['enabled'] == 1}Enabled{else}Disabled{/if}</td>
+                                    <td>{if $ds['enabled'] == 1}{Lang::T('Enabled')}{else}{Lang::T('Disabled')}{/if}</td>
                                     <td>
                                         <a href="{$_url}routers/edit/{$ds['id']}"
                                             class="btn btn-info btn-xs">{Lang::T('Edit')}</a>
@@ -78,4 +78,4 @@
     </div>
 </div>
 
-{include file="sections/footer.tpl"}
\ No newline at end of file
+{include file="sections/footer.tpl"}