diff --git a/README.md b/README.md
index 0fb8b98b..0388e7c7 100644
--- a/README.md
+++ b/README.md
@@ -79,7 +79,7 @@ install on new directory
 composer create-project hotspotbilling/phpnuxbill phpnuxbill
 ```
 
-## Manual Installation
+### Manual Installation
 
 1. Download project from [Master Branch](https://github.com/hotspotbilling/phpnuxbill/archive/refs/heads/master.zip) or from [Release](https://github.com/hotspotbilling/phpnuxbill/releases)
 2. unzip and upload it to server
@@ -90,6 +90,10 @@ composer create-project hotspotbilling/phpnuxbill phpnuxbill
 7. set [cronjob](https://github.com/hotspotbilling/phpnuxbill/wiki/Cron-Jobs) or scheduller for **system/cron.php**
 8. make **config.php** unwriteable (chmod 644)
 
+### Docker installation
+
+[see this repo](https://github.com/animegasan/phpnuxbill)
+
 ## UPDGRADE
 
 for old version, below Version 6, backup **system/config.php**, delete all file except folder **pages**, upload all new files, put **config.php** in root folder (not in system folder), got to folder **/install** and run Update.
@@ -102,10 +106,12 @@ or git pull if you use git clone
 
 Still on development
 
-## Paid Support
+## Technical Support
 
 Start from Rp 500.000 or $50
 
+If you chat me for any technical support, you need to pay, except for Donors, ask anything for free in the [discussion](/hotspotbilling/phpnuxbill/discussions) page
+
 [Telegram](https://t.me/ibnux)
 
 [Website](https://ibnux.net/layanan)
diff --git a/system/controllers/register.php b/system/controllers/register.php
index 13aeb2c9..27cab2f0 100644
--- a/system/controllers/register.php
+++ b/system/controllers/register.php
@@ -19,12 +19,14 @@ $otpPath = 'system/cache/sms/';
 switch ($do) {
     case 'post':
         $otp_code = _post('otp_code');
-        $username = _post('username');
+        $username = alphanumeric(_post('username'),"+_.");
         $fullname = _post('fullname');
         $password = _post('password');
         $cpassword = _post('cpassword');
         $address = _post('address');
-        $phonenumber = _post('username');
+        if(!empty($config['sms_url'])){
+            $phonenumber = $username;
+        }
         $msg = '';
         if (Validator::Length($username, 35, 2) == false) {
             $msg .= 'Username should be between 3 to 55 characters' . '<br>';
@@ -73,7 +75,7 @@ switch ($do) {
         if ($msg == '') {
             run_hook('register_user'); #HOOK
             $d = ORM::for_table('tbl_customers')->create();
-            $d->username = $username;
+            $d->username = alphanumeric($username,"+_.");
             $d->password = $password;
             $d->fullname = $fullname;
             $d->address = $address;
diff --git a/version.json b/version.json
index e8709e97..77d4c45b 100644
--- a/version.json
+++ b/version.json
@@ -1,3 +1,4 @@
 {
-    "version": "2023.3.12"
+    "version": "2023.6.6",
+    "changes" : "Fixing registration without OTP, Username will not go to phonenumber"
 }
\ No newline at end of file