diff --git a/src/include/class-wc-retailcrm-loyalty.php b/src/include/class-wc-retailcrm-loyalty.php
index ca4ee50..c065e6a 100644
--- a/src/include/class-wc-retailcrm-loyalty.php
+++ b/src/include/class-wc-retailcrm-loyalty.php
@@ -44,6 +44,13 @@ if (!class_exists('WC_Retailcrm_Loyalty')) :
         public function getForm(int $userId)
         {
             $result = [];
+            $phone = '';
+
+            $wcCustomer = new WC_Customer($userId);
+
+            if ($wcCustomer instanceof WC_Customer) {
+                $phone = $wcCustomer->get_billing_phone();
+            }
 
             try {
                 $response = $this->getLoyaltyAccounts($userId);
@@ -68,7 +75,7 @@ if (!class_exists('WC_Retailcrm_Loyalty')) :
                     $result['loyaltyId'] = $loyaltyAccount['id'];
                 }
             } else {
-                $result['form'] = $this->loyaltyForm->getRegistrationForm();
+                $result['form'] = $this->loyaltyForm->getRegistrationForm($phone);
             }
 
            return $result;
@@ -84,6 +91,17 @@ if (!class_exists('WC_Retailcrm_Loyalty')) :
             ];
 
             try {
+                $wcCustomer = new WC_Customer($userId);
+
+                if ($wcCustomer instanceof WC_Customer) {
+                    $currentPhone = $wcCustomer->get_billing_phone();
+
+                    if (empty($currentPhone) && $phone !== '') {
+                        $wcCustomer->set_billing_phone($phone);
+                        $wcCustomer->save();
+                    }
+                }
+
                 $response = $this->apiClient->createLoyaltyAccount($parameters, $site);
 
                 if (!$response->isSuccessful()) {
diff --git a/src/include/components/class-wc-retailcrm-loyalty-form.php b/src/include/components/class-wc-retailcrm-loyalty-form.php
index 0e600db..c398b8c 100644
--- a/src/include/components/class-wc-retailcrm-loyalty-form.php
+++ b/src/include/components/class-wc-retailcrm-loyalty-form.php
@@ -5,7 +5,7 @@ if (!class_exists('WC_Retailcrm_Loyalty')) :
 
     class WC_Retailcrm_Loyalty_Form
     {
-        public function getRegistrationForm()
+        public function getRegistrationForm($phone = '')
         {
             return sprintf(
                 '
@@ -13,7 +13,7 @@ if (!class_exists('WC_Retailcrm_Loyalty')) :
                         <p>%s</p>
                         <p><input type="checkbox" name="terms" id="termsLoyalty" required>%s<a id="terms-popup" class="popup-open-loyalty" href="#">%s</a>.</p>
                         <p><input type="checkbox" name="privacy" id="privacyLoyalty" required>%s<a id="privacy-popup" class="popup-open-loyalty" href="#">%s</a>.</p>
-                        <p><input type="text" name="phone" id="phoneLoyalty" placeholder="%s" required></p>
+                        <p><input type="text" name="phone" id="phoneLoyalty" placeholder="%s" value="%s" required></p>
                         <p><input type="submit" value="%s"></p>
                     </form>
                     <div class="popup-fade-loyalty">
@@ -30,6 +30,7 @@ if (!class_exists('WC_Retailcrm_Loyalty')) :
                 __(' I agree with ', 'retailcrm'),
                 __('terms of personal data processing', 'retailcrm'),
                 __('Phone', 'retailcrm'),
+                $phone,
                 __('Send', 'retailcrm'),
                 __('Close', 'retailcrm')
             );