diff --git a/native/cpp/CommonCpp/NativeModules/CommRustModule.h b/native/cpp/CommonCpp/NativeModules/CommRustModule.h
--- a/native/cpp/CommonCpp/NativeModules/CommRustModule.h
+++ b/native/cpp/CommonCpp/NativeModules/CommRustModule.h
@@ -24,7 +24,8 @@
       jsi::String notifPrekeySignature,
       jsi::Array contentOneTimeKeys,
       jsi::Array notifOneTimeKeys,
-      jsi::String farcasterID) override;
+      jsi::String farcasterID,
+      jsi::String initialDeviceList) override;
   virtual jsi::Value logInPasswordUser(
       jsi::Runtime &rt,
       jsi::String username,
@@ -47,7 +48,8 @@
       jsi::String notifPrekeySignature,
       jsi::Array contentOneTimeKeys,
       jsi::Array notifOneTimeKeys,
-      jsi::String farcasterID) override;
+      jsi::String farcasterID,
+      jsi::String initialDeviceList) override;
   virtual jsi::Value logInWalletUser(
       jsi::Runtime &rt,
       jsi::String siweMessage,
diff --git a/native/cpp/CommonCpp/NativeModules/CommRustModule.cpp b/native/cpp/CommonCpp/NativeModules/CommRustModule.cpp
--- a/native/cpp/CommonCpp/NativeModules/CommRustModule.cpp
+++ b/native/cpp/CommonCpp/NativeModules/CommRustModule.cpp
@@ -43,7 +43,8 @@
     jsi::String notifPrekeySignature,
     jsi::Array contentOneTimeKeys,
     jsi::Array notifOneTimeKeys,
-    jsi::String farcasterID) {
+    jsi::String farcasterID,
+    jsi::String initialDeviceList) {
   auto usernameRust = jsiStringToRustString(username, rt);
   auto passwordRust = jsiStringToRustString(password, rt);
   auto keyPayloadRust = jsiStringToRustString(keyPayload, rt);
@@ -57,6 +58,7 @@
   auto contentOneTimeKeysRust = jsiStringArrayToRustVec(contentOneTimeKeys, rt);
   auto notifOneTimeKeysRust = jsiStringArrayToRustVec(notifOneTimeKeys, rt);
   auto farcasterIDRust = jsiStringToRustString(farcasterID, rt);
+  auto initialDeviceListRust = jsiStringToRustString(initialDeviceList, rt);
 
   return createPromiseAsJSIValue(
       rt, [=, this](jsi::Runtime &innerRt, std::shared_ptr<Promise> promise) {
@@ -76,6 +78,7 @@
               contentOneTimeKeysRust,
               notifOneTimeKeysRust,
               farcasterIDRust,
+              initialDeviceListRust,
               currentID);
         } catch (const std::exception &e) {
           error = e.what();
@@ -146,7 +149,8 @@
     jsi::String notifPrekeySignature,
     jsi::Array contentOneTimeKeys,
     jsi::Array notifOneTimeKeys,
-    jsi::String farcasterID) {
+    jsi::String farcasterID,
+    jsi::String initialDeviceList) {
   auto siweMessageRust = jsiStringToRustString(siweMessage, rt);
   auto siweSignatureRust = jsiStringToRustString(siweSignature, rt);
   auto keyPayloadRust = jsiStringToRustString(keyPayload, rt);
@@ -160,6 +164,7 @@
   auto contentOneTimeKeysRust = jsiStringArrayToRustVec(contentOneTimeKeys, rt);
   auto notifOneTimeKeysRust = jsiStringArrayToRustVec(notifOneTimeKeys, rt);
   auto farcasterIDRust = jsiStringToRustString(farcasterID, rt);
+  auto initialDeviceListRust = jsiStringToRustString(initialDeviceList, rt);
 
   return createPromiseAsJSIValue(
       rt, [=, this](jsi::Runtime &innerRt, std::shared_ptr<Promise> promise) {
@@ -179,6 +184,7 @@
               contentOneTimeKeysRust,
               notifOneTimeKeysRust,
               farcasterIDRust,
+              initialDeviceListRust,
               currentID);
         } catch (const std::exception &e) {
           error = e.what();
diff --git a/native/cpp/CommonCpp/_generated/rustJSI-generated.cpp b/native/cpp/CommonCpp/_generated/rustJSI-generated.cpp
--- a/native/cpp/CommonCpp/_generated/rustJSI-generated.cpp
+++ b/native/cpp/CommonCpp/_generated/rustJSI-generated.cpp
@@ -16,13 +16,13 @@
   return static_cast<CommRustModuleSchemaCxxSpecJSI *>(&turboModule)->generateNonce(rt);
 }
 static jsi::Value __hostFunction_CommRustModuleSchemaCxxSpecJSI_registerPasswordUser(jsi::Runtime &rt, TurboModule &turboModule, const jsi::Value* args, size_t count) {
-  return static_cast<CommRustModuleSchemaCxxSpecJSI *>(&turboModule)->registerPasswordUser(rt, args[0].asString(rt), args[1].asString(rt), args[2].asString(rt), args[3].asString(rt), args[4].asString(rt), args[5].asString(rt), args[6].asString(rt), args[7].asString(rt), args[8].asObject(rt).asArray(rt), args[9].asObject(rt).asArray(rt), args[10].asString(rt));
+  return static_cast<CommRustModuleSchemaCxxSpecJSI *>(&turboModule)->registerPasswordUser(rt, args[0].asString(rt), args[1].asString(rt), args[2].asString(rt), args[3].asString(rt), args[4].asString(rt), args[5].asString(rt), args[6].asString(rt), args[7].asString(rt), args[8].asObject(rt).asArray(rt), args[9].asObject(rt).asArray(rt), args[10].asString(rt), args[11].asString(rt));
 }
 static jsi::Value __hostFunction_CommRustModuleSchemaCxxSpecJSI_logInPasswordUser(jsi::Runtime &rt, TurboModule &turboModule, const jsi::Value* args, size_t count) {
   return static_cast<CommRustModuleSchemaCxxSpecJSI *>(&turboModule)->logInPasswordUser(rt, args[0].asString(rt), args[1].asString(rt), args[2].asString(rt), args[3].asString(rt), args[4].asString(rt), args[5].asString(rt), args[6].asString(rt), args[7].asString(rt));
 }
 static jsi::Value __hostFunction_CommRustModuleSchemaCxxSpecJSI_registerWalletUser(jsi::Runtime &rt, TurboModule &turboModule, const jsi::Value* args, size_t count) {
-  return static_cast<CommRustModuleSchemaCxxSpecJSI *>(&turboModule)->registerWalletUser(rt, args[0].asString(rt), args[1].asString(rt), args[2].asString(rt), args[3].asString(rt), args[4].asString(rt), args[5].asString(rt), args[6].asString(rt), args[7].asString(rt), args[8].asObject(rt).asArray(rt), args[9].asObject(rt).asArray(rt), args[10].asString(rt));
+  return static_cast<CommRustModuleSchemaCxxSpecJSI *>(&turboModule)->registerWalletUser(rt, args[0].asString(rt), args[1].asString(rt), args[2].asString(rt), args[3].asString(rt), args[4].asString(rt), args[5].asString(rt), args[6].asString(rt), args[7].asString(rt), args[8].asObject(rt).asArray(rt), args[9].asObject(rt).asArray(rt), args[10].asString(rt), args[11].asString(rt));
 }
 static jsi::Value __hostFunction_CommRustModuleSchemaCxxSpecJSI_logInWalletUser(jsi::Runtime &rt, TurboModule &turboModule, const jsi::Value* args, size_t count) {
   return static_cast<CommRustModuleSchemaCxxSpecJSI *>(&turboModule)->logInWalletUser(rt, args[0].asString(rt), args[1].asString(rt), args[2].asString(rt), args[3].asString(rt), args[4].asString(rt), args[5].asString(rt), args[6].asString(rt), args[7].asString(rt));
@@ -88,9 +88,9 @@
 CommRustModuleSchemaCxxSpecJSI::CommRustModuleSchemaCxxSpecJSI(std::shared_ptr<CallInvoker> jsInvoker)
   : TurboModule("CommRustTurboModule", jsInvoker) {
   methodMap_["generateNonce"] = MethodMetadata {0, __hostFunction_CommRustModuleSchemaCxxSpecJSI_generateNonce};
-  methodMap_["registerPasswordUser"] = MethodMetadata {11, __hostFunction_CommRustModuleSchemaCxxSpecJSI_registerPasswordUser};
+  methodMap_["registerPasswordUser"] = MethodMetadata {12, __hostFunction_CommRustModuleSchemaCxxSpecJSI_registerPasswordUser};
   methodMap_["logInPasswordUser"] = MethodMetadata {8, __hostFunction_CommRustModuleSchemaCxxSpecJSI_logInPasswordUser};
-  methodMap_["registerWalletUser"] = MethodMetadata {11, __hostFunction_CommRustModuleSchemaCxxSpecJSI_registerWalletUser};
+  methodMap_["registerWalletUser"] = MethodMetadata {12, __hostFunction_CommRustModuleSchemaCxxSpecJSI_registerWalletUser};
   methodMap_["logInWalletUser"] = MethodMetadata {8, __hostFunction_CommRustModuleSchemaCxxSpecJSI_logInWalletUser};
   methodMap_["updatePassword"] = MethodMetadata {4, __hostFunction_CommRustModuleSchemaCxxSpecJSI_updatePassword};
   methodMap_["deletePasswordUser"] = MethodMetadata {4, __hostFunction_CommRustModuleSchemaCxxSpecJSI_deletePasswordUser};
diff --git a/native/cpp/CommonCpp/_generated/rustJSI.h b/native/cpp/CommonCpp/_generated/rustJSI.h
--- a/native/cpp/CommonCpp/_generated/rustJSI.h
+++ b/native/cpp/CommonCpp/_generated/rustJSI.h
@@ -21,9 +21,9 @@
 
 public:
   virtual jsi::Value generateNonce(jsi::Runtime &rt) = 0;
-  virtual jsi::Value registerPasswordUser(jsi::Runtime &rt, jsi::String username, jsi::String password, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature, jsi::Array contentOneTimeKeys, jsi::Array notifOneTimeKeys, jsi::String farcasterID) = 0;
+  virtual jsi::Value registerPasswordUser(jsi::Runtime &rt, jsi::String username, jsi::String password, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature, jsi::Array contentOneTimeKeys, jsi::Array notifOneTimeKeys, jsi::String farcasterID, jsi::String initialDeviceList) = 0;
   virtual jsi::Value logInPasswordUser(jsi::Runtime &rt, jsi::String username, jsi::String password, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature) = 0;
-  virtual jsi::Value registerWalletUser(jsi::Runtime &rt, jsi::String siweMessage, jsi::String siweSignature, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature, jsi::Array contentOneTimeKeys, jsi::Array notifOneTimeKeys, jsi::String farcasterID) = 0;
+  virtual jsi::Value registerWalletUser(jsi::Runtime &rt, jsi::String siweMessage, jsi::String siweSignature, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature, jsi::Array contentOneTimeKeys, jsi::Array notifOneTimeKeys, jsi::String farcasterID, jsi::String initialDeviceList) = 0;
   virtual jsi::Value logInWalletUser(jsi::Runtime &rt, jsi::String siweMessage, jsi::String siweSignature, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature) = 0;
   virtual jsi::Value updatePassword(jsi::Runtime &rt, jsi::String userID, jsi::String deviceID, jsi::String accessToken, jsi::String password) = 0;
   virtual jsi::Value deletePasswordUser(jsi::Runtime &rt, jsi::String userID, jsi::String deviceID, jsi::String accessToken, jsi::String password) = 0;
@@ -73,13 +73,13 @@
       return bridging::callFromJs<jsi::Value>(
           rt, &T::generateNonce, jsInvoker_, instance_);
     }
-    jsi::Value registerPasswordUser(jsi::Runtime &rt, jsi::String username, jsi::String password, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature, jsi::Array contentOneTimeKeys, jsi::Array notifOneTimeKeys, jsi::String farcasterID) override {
+    jsi::Value registerPasswordUser(jsi::Runtime &rt, jsi::String username, jsi::String password, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature, jsi::Array contentOneTimeKeys, jsi::Array notifOneTimeKeys, jsi::String farcasterID, jsi::String initialDeviceList) override {
       static_assert(
-          bridging::getParameterCount(&T::registerPasswordUser) == 12,
-          "Expected registerPasswordUser(...) to have 12 parameters");
+          bridging::getParameterCount(&T::registerPasswordUser) == 13,
+          "Expected registerPasswordUser(...) to have 13 parameters");
 
       return bridging::callFromJs<jsi::Value>(
-          rt, &T::registerPasswordUser, jsInvoker_, instance_, std::move(username), std::move(password), std::move(keyPayload), std::move(keyPayloadSignature), std::move(contentPrekey), std::move(contentPrekeySignature), std::move(notifPrekey), std::move(notifPrekeySignature), std::move(contentOneTimeKeys), std::move(notifOneTimeKeys), std::move(farcasterID));
+          rt, &T::registerPasswordUser, jsInvoker_, instance_, std::move(username), std::move(password), std::move(keyPayload), std::move(keyPayloadSignature), std::move(contentPrekey), std::move(contentPrekeySignature), std::move(notifPrekey), std::move(notifPrekeySignature), std::move(contentOneTimeKeys), std::move(notifOneTimeKeys), std::move(farcasterID), std::move(initialDeviceList));
     }
     jsi::Value logInPasswordUser(jsi::Runtime &rt, jsi::String username, jsi::String password, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature) override {
       static_assert(
@@ -89,13 +89,13 @@
       return bridging::callFromJs<jsi::Value>(
           rt, &T::logInPasswordUser, jsInvoker_, instance_, std::move(username), std::move(password), std::move(keyPayload), std::move(keyPayloadSignature), std::move(contentPrekey), std::move(contentPrekeySignature), std::move(notifPrekey), std::move(notifPrekeySignature));
     }
-    jsi::Value registerWalletUser(jsi::Runtime &rt, jsi::String siweMessage, jsi::String siweSignature, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature, jsi::Array contentOneTimeKeys, jsi::Array notifOneTimeKeys, jsi::String farcasterID) override {
+    jsi::Value registerWalletUser(jsi::Runtime &rt, jsi::String siweMessage, jsi::String siweSignature, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature, jsi::Array contentOneTimeKeys, jsi::Array notifOneTimeKeys, jsi::String farcasterID, jsi::String initialDeviceList) override {
       static_assert(
-          bridging::getParameterCount(&T::registerWalletUser) == 12,
-          "Expected registerWalletUser(...) to have 12 parameters");
+          bridging::getParameterCount(&T::registerWalletUser) == 13,
+          "Expected registerWalletUser(...) to have 13 parameters");
 
       return bridging::callFromJs<jsi::Value>(
-          rt, &T::registerWalletUser, jsInvoker_, instance_, std::move(siweMessage), std::move(siweSignature), std::move(keyPayload), std::move(keyPayloadSignature), std::move(contentPrekey), std::move(contentPrekeySignature), std::move(notifPrekey), std::move(notifPrekeySignature), std::move(contentOneTimeKeys), std::move(notifOneTimeKeys), std::move(farcasterID));
+          rt, &T::registerWalletUser, jsInvoker_, instance_, std::move(siweMessage), std::move(siweSignature), std::move(keyPayload), std::move(keyPayloadSignature), std::move(contentPrekey), std::move(contentPrekeySignature), std::move(notifPrekey), std::move(notifPrekeySignature), std::move(contentOneTimeKeys), std::move(notifOneTimeKeys), std::move(farcasterID), std::move(initialDeviceList));
     }
     jsi::Value logInWalletUser(jsi::Runtime &rt, jsi::String siweMessage, jsi::String siweSignature, jsi::String keyPayload, jsi::String keyPayloadSignature, jsi::String contentPrekey, jsi::String contentPrekeySignature, jsi::String notifPrekey, jsi::String notifPrekeySignature) override {
       static_assert(
diff --git a/native/identity-service/identity-service-context-provider.react.js b/native/identity-service/identity-service-context-provider.react.js
--- a/native/identity-service/identity-service-context-provider.react.js
+++ b/native/identity-service/identity-service-context-provider.react.js
@@ -336,6 +336,7 @@
           getOneTimeKeyValues(contentOneTimeKeys),
           getOneTimeKeyValues(notificationsOneTimeKeys),
           fid ?? '',
+          '', // initialDeviceList
         );
         const { userID, accessToken: token } = JSON.parse(registrationResult);
         const identityAuthResult = { accessToken: token, userID, username };
@@ -414,6 +415,7 @@
           getOneTimeKeyValues(contentOneTimeKeys),
           getOneTimeKeyValues(notificationsOneTimeKeys),
           fid ?? '',
+          '', // initialDeviceList
         );
         const { userID, accessToken: token } = JSON.parse(registrationResult);
         const identityAuthResult = {
diff --git a/native/native_rust_library/src/identity/registration.rs b/native/native_rust_library/src/identity/registration.rs
--- a/native/native_rust_library/src/identity/registration.rs
+++ b/native/native_rust_library/src/identity/registration.rs
@@ -33,6 +33,7 @@
     content_one_time_keys: Vec<String>,
     notif_one_time_keys: Vec<String>,
     farcaster_id: String,
+    initial_device_list: String,
     promise_id: u32,
   ) {
     RUNTIME.spawn(async move {
@@ -49,7 +50,9 @@
         notif_one_time_keys,
         farcaster_id: farcaster_id_string_to_option(&farcaster_id),
       };
-      let result = register_password_user_helper(password_user_info).await;
+      let result =
+        register_password_user_helper(password_user_info, initial_device_list)
+          .await;
       handle_string_result_as_callback(result, promise_id);
     });
   }
@@ -67,6 +70,7 @@
     content_one_time_keys: Vec<String>,
     notif_one_time_keys: Vec<String>,
     farcaster_id: String,
+    initial_device_list: String,
     promise_id: u32,
   ) {
     RUNTIME.spawn(async move {
@@ -83,7 +87,9 @@
         notif_one_time_keys,
         farcaster_id: farcaster_id_string_to_option(&farcaster_id),
       };
-      let result = register_wallet_user_helper(wallet_user_info).await;
+      let result =
+        register_wallet_user_helper(wallet_user_info, initial_device_list)
+          .await;
       handle_string_result_as_callback(result, promise_id);
     });
   }
@@ -91,6 +97,7 @@
 
 async fn register_password_user_helper(
   password_user_info: PasswordUserInfo,
+  initial_device_list: String,
 ) -> Result<String, Error> {
   let mut client_registration = Registration::new();
   let opaque_registration_request = client_registration
@@ -117,7 +124,7 @@
       device_type: DEVICE_TYPE.into(),
     }),
     farcaster_id: password_user_info.farcaster_id,
-    initial_device_list: "".to_string(),
+    initial_device_list,
   };
 
   let mut identity_client = get_unauthenticated_client(
@@ -155,6 +162,7 @@
 
 async fn register_wallet_user_helper(
   wallet_user_info: WalletUserInfo,
+  initial_device_list: String,
 ) -> Result<String, Error> {
   let registration_request = WalletAuthRequest {
     siwe_message: wallet_user_info.siwe_message,
@@ -177,7 +185,7 @@
       device_type: DEVICE_TYPE.into(),
     }),
     farcaster_id: wallet_user_info.farcaster_id,
-    initial_device_list: "".to_string(),
+    initial_device_list,
   };
 
   let mut identity_client = get_unauthenticated_client(
diff --git a/native/native_rust_library/src/lib.rs b/native/native_rust_library/src/lib.rs
--- a/native/native_rust_library/src/lib.rs
+++ b/native/native_rust_library/src/lib.rs
@@ -59,6 +59,7 @@
       content_one_time_keys: Vec<String>,
       notif_one_time_keys: Vec<String>,
       farcaster_id: String,
+      initial_device_list: String,
       promise_id: u32,
     );
 
@@ -88,6 +89,7 @@
       content_one_time_keys: Vec<String>,
       notif_one_time_keys: Vec<String>,
       farcaster_id: String,
+      initial_device_list: String,
       promise_id: u32,
     );
 
diff --git a/native/schema/CommRustModuleSchema.js b/native/schema/CommRustModuleSchema.js
--- a/native/schema/CommRustModuleSchema.js
+++ b/native/schema/CommRustModuleSchema.js
@@ -19,6 +19,7 @@
     contentOneTimeKeys: $ReadOnlyArray<string>,
     notifOneTimeKeys: $ReadOnlyArray<string>,
     farcasterID: string,
+    initialDeviceList: string,
   ) => Promise<string>;
   +logInPasswordUser: (
     username: string,
@@ -42,6 +43,7 @@
     contentOneTimeKeys: $ReadOnlyArray<string>,
     notifOneTimeKeys: $ReadOnlyArray<string>,
     farcasterID: string,
+    initialDeviceList: string,
   ) => Promise<string>;
   +logInWalletUser: (
     siweMessage: string,