diff --git a/Telegram/CMakeLists.txt b/Telegram/CMakeLists.txt
index b1ea783c3b..55f6326e04 100644
--- a/Telegram/CMakeLists.txt
+++ b/Telegram/CMakeLists.txt
@@ -114,6 +114,8 @@ PRIVATE
     api/api_cloud_password.cpp
     api/api_cloud_password.h
     api/api_common.h
+    api/api_confirm_phone.cpp
+    api/api_confirm_phone.h
     api/api_editing.cpp
     api/api_editing.h
     api/api_global_privacy.cpp
diff --git a/Telegram/SourceFiles/api/api_confirm_phone.cpp b/Telegram/SourceFiles/api/api_confirm_phone.cpp
new file mode 100644
index 0000000000..a8960ef085
--- /dev/null
+++ b/Telegram/SourceFiles/api/api_confirm_phone.cpp
@@ -0,0 +1,125 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "api/api_confirm_phone.h"
+
+#include "apiwrap.h"
+#include "boxes/confirm_box.h"
+#include "boxes/confirm_phone_box.h"
+#include "lang/lang_keys.h"
+#include "main/main_session.h"
+#include "ui/text/format_values.h" // Ui::FormatPhone
+#include "window/window_session_controller.h"
+
+namespace Api {
+
+ConfirmPhone::ConfirmPhone(not_null<ApiWrap*> api)
+: _api(&api->instance()) {
+}
+
+void ConfirmPhone::resolve(
+		not_null<Window::SessionController*> controller,
+		const QString &phone,
+		const QString &hash) {
+	if (_sendRequestId) {
+		return;
+	}
+	_sendRequestId = _api.request(MTPaccount_SendConfirmPhoneCode(
+		MTP_string(hash),
+		MTP_codeSettings(MTP_flags(0))
+	)).done([=](const MTPauth_SentCode &result) {
+		_sendRequestId = 0;
+
+		result.match([&](const MTPDauth_sentCode &data) {
+			const auto sentCodeLength = data.vtype().match([&](
+					const MTPDauth_sentCodeTypeApp &data) {
+				LOG(("Error: should not be in-app code!"));
+				return 0;
+			}, [&](const MTPDauth_sentCodeTypeSms &data) {
+				return data.vlength().v;
+			}, [&](const MTPDauth_sentCodeTypeCall &data) {
+				return data.vlength().v;
+			}, [&](const MTPDauth_sentCodeTypeFlashCall &data) {
+				LOG(("Error: should not be flashcall!"));
+				return 0;
+			});
+			const auto phoneHash = qs(data.vphone_code_hash());
+			const auto timeout = [&]() -> std::optional<int> {
+				if (const auto nextType = data.vnext_type()) {
+					if (nextType->type() == mtpc_auth_codeTypeCall) {
+						return data.vtimeout().value_or(60);
+					}
+				}
+				return std::nullopt;
+			}();
+			auto box = Box<ConfirmPhoneBox>(
+				phone,
+				sentCodeLength,
+				timeout);
+			const auto boxWeak = Ui::MakeWeak(box.data());
+			box->resendRequests(
+			) | rpl::start_with_next([=] {
+				_api.request(MTPauth_ResendCode(
+					MTP_string(phone),
+					MTP_string(phoneHash)
+				)).done([=](const MTPauth_SentCode &result) {
+					if (boxWeak) {
+						boxWeak->callDone();
+					}
+				}).send();
+			}, box->lifetime());
+			box->checkRequests(
+			) | rpl::start_with_next([=](const QString &code) {
+				if (_checkRequestId) {
+					return;
+				}
+				_checkRequestId = _api.request(MTPaccount_ConfirmPhone(
+					MTP_string(phoneHash),
+					MTP_string(code)
+				)).done([=](const MTPBool &result) {
+					_checkRequestId = 0;
+					controller->show(
+						Box<InformBox>(
+							tr::lng_confirm_phone_success(
+								tr::now,
+								lt_phone,
+								Ui::FormatPhone(phone))),
+						Ui::LayerOption::CloseOther);
+				}).fail([=](const MTP::Error &error) {
+					_checkRequestId = 0;
+					if (!boxWeak) {
+						return;
+					}
+
+					const auto errorText = MTP::IsFloodError(error)
+						? tr::lng_flood_error(tr::now)
+						: (error.type() == (u"PHONE_CODE_EMPTY"_q)
+							|| error.type() == (u"PHONE_CODE_INVALID"_q))
+						? tr::lng_bad_code(tr::now)
+						: Lang::Hard::ServerError();
+					boxWeak->showServerError(errorText);
+				}).handleFloodErrors().send();
+			}, box->lifetime());
+
+			controller->show(std::move(box), Ui::LayerOption::CloseOther);
+		});
+	}).fail([=](const MTP::Error &error) {
+		_sendRequestId = 0;
+		_checkRequestId = 0;
+
+		const auto errorText = MTP::IsFloodError(error)
+			? tr::lng_flood_error(tr::now)
+			: (error.code() == 400)
+			? tr::lng_confirm_phone_link_invalid(tr::now)
+			: Lang::Hard::ServerError();
+		controller->show(
+			Box<InformBox>(errorText),
+			Ui::LayerOption::CloseOther);
+	}).handleFloodErrors().send();
+}
+
+} // namespace Api
diff --git a/Telegram/SourceFiles/api/api_confirm_phone.h b/Telegram/SourceFiles/api/api_confirm_phone.h
new file mode 100644
index 0000000000..24108b17ae
--- /dev/null
+++ b/Telegram/SourceFiles/api/api_confirm_phone.h
@@ -0,0 +1,36 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "mtproto/sender.h"
+
+class ApiWrap;
+
+namespace Window {
+class SessionController;
+} // namespace Window
+
+namespace Api {
+
+class ConfirmPhone final {
+public:
+	explicit ConfirmPhone(not_null<ApiWrap*> api);
+
+	void resolve(
+		not_null<Window::SessionController*> controller,
+		const QString &phone,
+		const QString &hash);
+
+private:
+	MTP::Sender _api;
+	mtpRequestId _sendRequestId = 0;
+	mtpRequestId _checkRequestId = 0;
+
+};
+
+} // namespace Api
diff --git a/Telegram/SourceFiles/apiwrap.cpp b/Telegram/SourceFiles/apiwrap.cpp
index 90ad696d53..32c21ce3d3 100644
--- a/Telegram/SourceFiles/apiwrap.cpp
+++ b/Telegram/SourceFiles/apiwrap.cpp
@@ -22,6 +22,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "api/api_updates.h"
 #include "api/api_user_privacy.h"
 #include "api/api_views.h"
+#include "api/api_confirm_phone.h"
 #include "data/stickers/data_stickers.h"
 #include "data/data_drafts.h"
 #include "data/data_changes.h"
@@ -143,7 +144,8 @@ ApiWrap::ApiWrap(not_null<Main::Session*> session)
 , _globalPrivacy(std::make_unique<Api::GlobalPrivacy>(this))
 , _userPrivacy(std::make_unique<Api::UserPrivacy>(this))
 , _inviteLinks(std::make_unique<Api::InviteLinks>(this))
-, _views(std::make_unique<Api::ViewsManager>(this)) {
+, _views(std::make_unique<Api::ViewsManager>(this))
+, _confirmPhone(std::make_unique<Api::ConfirmPhone>(this)) {
 	crl::on_main(session, [=] {
 		// You can't use _session->lifetime() in the constructor,
 		// only queued, because it is not constructed yet.
@@ -4703,6 +4705,10 @@ Api::ViewsManager &ApiWrap::views() {
 	return *_views;
 }
 
+Api::ConfirmPhone &ApiWrap::confirmPhone() {
+	return *_confirmPhone;
+}
+
 void ApiWrap::createPoll(
 		const PollData &data,
 		const SendAction &action,
diff --git a/Telegram/SourceFiles/apiwrap.h b/Telegram/SourceFiles/apiwrap.h
index ead199a49d..c555c4e284 100644
--- a/Telegram/SourceFiles/apiwrap.h
+++ b/Telegram/SourceFiles/apiwrap.h
@@ -63,6 +63,7 @@ class GlobalPrivacy;
 class UserPrivacy;
 class InviteLinks;
 class ViewsManager;
+class ConfirmPhone;
 
 namespace details {
 
@@ -402,6 +403,7 @@ public:
 	[[nodiscard]] Api::UserPrivacy &userPrivacy();
 	[[nodiscard]] Api::InviteLinks &inviteLinks();
 	[[nodiscard]] Api::ViewsManager &views();
+	[[nodiscard]] Api::ConfirmPhone &confirmPhone();
 
 	void createPoll(
 		const PollData &data,
@@ -723,6 +725,7 @@ private:
 	const std::unique_ptr<Api::UserPrivacy> _userPrivacy;
 	const std::unique_ptr<Api::InviteLinks> _inviteLinks;
 	const std::unique_ptr<Api::ViewsManager> _views;
+	const std::unique_ptr<Api::ConfirmPhone> _confirmPhone;
 
 	base::flat_map<FullMsgId, mtpRequestId> _pollVotesRequestIds;
 	base::flat_map<FullMsgId, mtpRequestId> _pollCloseRequestIds;
diff --git a/Telegram/SourceFiles/boxes/confirm_phone_box.cpp b/Telegram/SourceFiles/boxes/confirm_phone_box.cpp
index 7aa5453a08..32bb76ffb8 100644
--- a/Telegram/SourceFiles/boxes/confirm_phone_box.cpp
+++ b/Telegram/SourceFiles/boxes/confirm_phone_box.cpp
@@ -9,119 +9,28 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "boxes/confirm_box.h"
 #include "ui/widgets/buttons.h"
-#include "ui/widgets/input_fields.h"
 #include "ui/widgets/labels.h"
 #include "ui/text/format_values.h" // Ui::FormatPhone
 #include "ui/text/text_utilities.h"
-#include "core/click_handler_types.h" // UrlClickHandler
-#include "base/qthelp_url.h" // qthelp::url_encode
-#include "base/platform/base_platform_info.h"
-#include "main/main_session.h"
-#include "mainwidget.h"
 #include "lang/lang_keys.h"
-#include "mtproto/facade.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
 
-namespace {
-
-object_ptr<ConfirmPhoneBox> CurrentConfirmPhoneBox = { nullptr };
-
-} // namespace
-
-void ConfirmPhoneBox::Start(
-		not_null<Main::Session*> session,
-		const QString &phone,
-		const QString &hash) {
-	if (CurrentConfirmPhoneBox
-		&& (CurrentConfirmPhoneBox->getPhone() != phone
-			|| &CurrentConfirmPhoneBox->session() != session)) {
-		CurrentConfirmPhoneBox.destroyDelayed();
-	}
-	if (!CurrentConfirmPhoneBox) {
-		CurrentConfirmPhoneBox = Box<ConfirmPhoneBox>(session, phone, hash);
-	}
-	CurrentConfirmPhoneBox->checkPhoneAndHash();
-}
-
 ConfirmPhoneBox::ConfirmPhoneBox(
 	QWidget*,
-	not_null<Main::Session*> session,
 	const QString &phone,
-	const QString &hash)
-: _session(session)
-, _api(&session->mtp())
-, _phone(phone)
-, _hash(hash)
+	int codeLength,
+	std::optional<int> timeout)
+: _phone(phone)
+, _sentCodeLength(codeLength)
 , _call([this] { sendCall(); }, [this] { update(); }) {
+	if (timeout) {
+		_call.setStatus({ Ui::SentCodeCall::State::Waiting, *timeout });
+	}
 }
 
 void ConfirmPhoneBox::sendCall() {
-	_api.request(MTPauth_ResendCode(
-		MTP_string(_phone),
-		MTP_string(_phoneHash)
-	)).done([=](const MTPauth_SentCode &result) {
-		callDone(result);
-	}).send();
-}
-
-void ConfirmPhoneBox::checkPhoneAndHash() {
-	if (_sendCodeRequestId) {
-		return;
-	}
-	_sendCodeRequestId = _api.request(MTPaccount_SendConfirmPhoneCode(
-		MTP_string(_hash),
-		MTP_codeSettings(MTP_flags(0))
-	)).done([=](const MTPauth_SentCode &result) {
-		sendCodeDone(result);
-	}).fail([=](const MTP::Error &error) {
-		sendCodeFail(error);
-	}).handleFloodErrors().send();
-}
-
-void ConfirmPhoneBox::sendCodeDone(const MTPauth_SentCode &result) {
-	result.match([&](const MTPDauth_sentCode &data) {
-		_sendCodeRequestId = 0;
-		_sentCodeLength = data.vtype().match([&](const MTPDauth_sentCodeTypeApp &data) {
-			LOG(("Error: should not be in-app code!"));
-			return 0;
-		}, [&](const MTPDauth_sentCodeTypeSms &data) {
-			return data.vlength().v;
-		}, [&](const MTPDauth_sentCodeTypeCall &data) {
-			return data.vlength().v;
-		}, [&](const MTPDauth_sentCodeTypeFlashCall &data) {
-			LOG(("Error: should not be flashcall!"));
-			return 0;
-		});
-		_phoneHash = qs(data.vphone_code_hash());
-		if (const auto nextType = data.vnext_type()) {
-			if (nextType->type() == mtpc_auth_codeTypeCall) {
-				_call.setStatus({ Ui::SentCodeCall::State::Waiting, data.vtimeout().value_or(60) });
-			}
-		}
-		launch();
-	});
-}
-
-void ConfirmPhoneBox::sendCodeFail(const MTP::Error &error) {
-	auto errorText = Lang::Hard::ServerError();
-	if (MTP::IsFloodError(error)) {
-		errorText = tr::lng_flood_error(tr::now);
-	} else if (error.code() == 400) {
-		errorText = tr::lng_confirm_phone_link_invalid(tr::now);
-	}
-	_sendCodeRequestId = 0;
-	Ui::show(Box<InformBox>(errorText));
-	if (this == CurrentConfirmPhoneBox) {
-		CurrentConfirmPhoneBox.destroyDelayed();
-	} else {
-		deleteLater();
-	}
-}
-
-void ConfirmPhoneBox::launch() {
-	if (!CurrentConfirmPhoneBox) return;
-	Ui::show(std::move(CurrentConfirmPhoneBox));
+	_resendRequests.fire({});
 }
 
 void ConfirmPhoneBox::prepare() {
@@ -142,19 +51,21 @@ void ConfirmPhoneBox::prepare() {
 	addButton(tr::lng_confirm_phone_send(), [=] { sendCode(); });
 	addButton(tr::lng_cancel(), [=] { closeBox(); });
 
-	setDimensions(st::boxWidth, st::usernamePadding.top() + _code->height() + st::usernameSkip + _about->height() + st::usernameSkip);
+	setDimensions(
+		st::boxWidth,
+		st::usernamePadding.top()
+			+ _code->height()
+			+ st::usernameSkip
+			+ _about->height()
+			+ st::usernameSkip);
 
 	connect(_code, &Ui::InputField::submitted, [=] { sendCode(); });
 
 	showChildren();
 }
 
-void ConfirmPhoneBox::callDone(const MTPauth_SentCode &result) {
-	_call.callDone();
-}
-
 void ConfirmPhoneBox::sendCode() {
-	if (_sendCodeRequestId) {
+	if (_isWaitingCheck) {
 		return;
 	}
 	const auto code = _code->getDigitsOnly();
@@ -168,35 +79,8 @@ void ConfirmPhoneBox::sendCode() {
 
 	showError(QString());
 
-	_sendCodeRequestId = _api.request(MTPaccount_ConfirmPhone(
-		MTP_string(_phoneHash),
-		MTP_string(code)
-	)).done([=](const MTPBool &result) {
-		confirmDone(result);
-	}).fail([=](const MTP::Error &error) {
-		confirmFail(error);
-	}).handleFloodErrors().send();
-}
-
-void ConfirmPhoneBox::confirmDone(const MTPBool &result) {
-	_sendCodeRequestId = 0;
-	Ui::show(Box<InformBox>(tr::lng_confirm_phone_success(tr::now, lt_phone, Ui::FormatPhone(_phone))));
-}
-
-void ConfirmPhoneBox::confirmFail(const MTP::Error &error) {
-	auto errorText = Lang::Hard::ServerError();
-	if (MTP::IsFloodError(error)) {
-		errorText = tr::lng_flood_error(tr::now);
-	} else {
-		auto &errorType = error.type();
-		if (errorType == qstr("PHONE_CODE_EMPTY") || errorType == qstr("PHONE_CODE_INVALID")) {
-			errorText = tr::lng_bad_code(tr::now);
-		}
-	}
-	_sendCodeRequestId = 0;
-	_code->setDisabled(false);
-	_code->setFocus();
-	showError(errorText);
+	_checkRequests.fire_copy(code);
+	_isWaitingCheck = true;
 }
 
 void ConfirmPhoneBox::showError(const QString &error) {
@@ -213,13 +97,14 @@ void ConfirmPhoneBox::paintEvent(QPaintEvent *e) {
 	Painter p(this);
 
 	p.setFont(st::boxTextFont);
-	auto callText = _call.getText();
+	const auto callText = _call.getText();
 	if (!callText.isEmpty()) {
 		p.setPen(st::usernameDefaultFg);
-		auto callTextRectLeft = st::usernamePadding.left();
-		auto callTextRectTop = _about->y() + _about->height();
-		auto callTextRectWidth = width() - 2 * st::usernamePadding.left();
-		auto callTextRect = QRect(callTextRectLeft, callTextRectTop, callTextRectWidth, st::usernameSkip);
+		const auto callTextRect = QRect(
+			st::usernamePadding.left(),
+			_about->y() + _about->height(),
+			width() - 2 * st::usernamePadding.left(),
+			st::usernameSkip);
 		p.drawText(callTextRect, callText, style::al_left);
 	}
 	auto errorText = _error;
@@ -229,22 +114,50 @@ void ConfirmPhoneBox::paintEvent(QPaintEvent *e) {
 	} else {
 		p.setPen(st::boxTextFgError);
 	}
-	auto errorTextRectLeft = st::usernamePadding.left();
-	auto errorTextRectTop = _code->y() + _code->height();
-	auto errorTextRectWidth = width() - 2 * st::usernamePadding.left();
-	auto errorTextRect = QRect(errorTextRectLeft, errorTextRectTop, errorTextRectWidth, st::usernameSkip);
+	const auto errorTextRect = QRect(
+		st::usernamePadding.left(),
+		_code->y() + _code->height(),
+		width() - 2 * st::usernamePadding.left(),
+		st::usernameSkip);
 	p.drawText(errorTextRect, errorText, style::al_left);
 }
 
 void ConfirmPhoneBox::resizeEvent(QResizeEvent *e) {
 	BoxContent::resizeEvent(e);
 
-	_code->resize(width() - st::usernamePadding.left() - st::usernamePadding.right(), _code->height());
+	_code->resize(
+		width() - st::usernamePadding.left() - st::usernamePadding.right(),
+		_code->height());
 	_code->moveToLeft(st::usernamePadding.left(), st::usernamePadding.top());
 
-	_about->moveToLeft(st::usernamePadding.left(), _code->y() + _code->height() + st::usernameSkip);
+	_about->moveToLeft(
+		st::usernamePadding.left(),
+		_code->y() + _code->height() + st::usernameSkip);
 }
 
 void ConfirmPhoneBox::setInnerFocus() {
 	_code->setFocusFast();
 }
+
+rpl::producer<QString> ConfirmPhoneBox::checkRequests() const {
+	return _checkRequests.events();
+}
+
+rpl::producer<> ConfirmPhoneBox::resendRequests() const {
+	return _resendRequests.events();
+}
+
+void ConfirmPhoneBox::callDone() {
+	_call.callDone();
+}
+
+void ConfirmPhoneBox::showServerError(const QString &text) {
+	_isWaitingCheck = false;
+	_code->setDisabled(false);
+	_code->setFocus();
+	showError(text);
+}
+
+QString ConfirmPhoneBox::getPhone() const {
+	return _phone;
+}
diff --git a/Telegram/SourceFiles/boxes/confirm_phone_box.h b/Telegram/SourceFiles/boxes/confirm_phone_box.h
index fc21671a91..67ff3b73ac 100644
--- a/Telegram/SourceFiles/boxes/confirm_phone_box.h
+++ b/Telegram/SourceFiles/boxes/confirm_phone_box.h
@@ -8,30 +8,25 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #pragma once
 
 #include "boxes/abstract_box.h"
-#include "base/timer.h"
-#include "ui/widgets/input_fields.h"
 #include "ui/widgets/sent_code_field.h"
-#include "mtproto/sender.h"
 
 namespace Ui {
-class InputField;
 class FlatLabel;
 } // namespace Ui
 
-namespace Main {
-class Session;
-} // namespace Main
-
 class ConfirmPhoneBox final : public Ui::BoxContent {
 public:
-	static void Start(
-		not_null<Main::Session*> session,
+	ConfirmPhoneBox(
+		QWidget*,
 		const QString &phone,
-		const QString &hash);
+		int codeLength,
+		std::optional<int> timeout);
 
-	[[nodiscard]] Main::Session &session() const {
-		return *_session;
-	}
+	[[nodiscard]] rpl::producer<QString> checkRequests() const;
+	[[nodiscard]] rpl::producer<> resendRequests() const;
+
+	void callDone();
+	void showServerError(const QString &text);
 
 protected:
 	void prepare() override;
@@ -41,45 +36,21 @@ protected:
 	void resizeEvent(QResizeEvent *e) override;
 
 private:
-	ConfirmPhoneBox(
-		QWidget*,
-		not_null<Main::Session*> session,
-		const QString &phone,
-		const QString &hash);
-	friend class object_ptr<ConfirmPhoneBox>;
-
 	void sendCode();
 	void sendCall();
 	void checkPhoneAndHash();
 
-	void sendCodeDone(const MTPauth_SentCode &result);
-	void sendCodeFail(const MTP::Error &error);
-
-	void callDone(const MTPauth_SentCode &result);
-
-	void confirmDone(const MTPBool &result);
-	void confirmFail(const MTP::Error &error);
-
-	QString getPhone() const {
-		return _phone;
-	}
-	void launch();
-
+	QString getPhone() const;
 	void showError(const QString &error);
 
-	const not_null<Main::Session*> _session;
-	MTP::Sender _api;
-	mtpRequestId _sendCodeRequestId = 0;
-
 	// _hash from the link for account.sendConfirmPhoneCode call.
 	// _phoneHash from auth.sentCode for account.confirmPhone call.
-	QString _phone, _hash;
-	QString _phoneHash;
+	const QString _phone;
 
 	// If we receive the code length, we autosubmit _code field when enough symbols is typed.
-	int _sentCodeLength = 0;
+	const int _sentCodeLength = 0;
 
-	mtpRequestId _checkCodeRequestId = 0;
+	bool _isWaitingCheck = false;
 
 	object_ptr<Ui::FlatLabel> _about = { nullptr };
 	object_ptr<Ui::SentCodeField> _code = { nullptr };
@@ -87,4 +58,7 @@ private:
 	QString _error;
 	Ui::SentCodeCall _call;
 
+	rpl::event_stream<QString> _checkRequests;
+	rpl::event_stream<> _resendRequests;
+
 };
diff --git a/Telegram/SourceFiles/core/local_url_handlers.cpp b/Telegram/SourceFiles/core/local_url_handlers.cpp
index b186e8ac0e..35d556f7a7 100644
--- a/Telegram/SourceFiles/core/local_url_handlers.cpp
+++ b/Telegram/SourceFiles/core/local_url_handlers.cpp
@@ -8,6 +8,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/local_url_handlers.h"
 
 #include "api/api_authorizations.h"
+#include "api/api_confirm_phone.h"
 #include "api/api_text_entities.h"
 #include "api/api_chat_invite.h"
 #include "base/qthelp_regex.h"
@@ -136,15 +137,18 @@ bool ConfirmPhone(
 	if (!controller) {
 		return false;
 	}
-	auto params = url_parse_params(
+	const auto params = url_parse_params(
 		match->captured(1),
 		qthelp::UrlParamNameTransform::ToLower);
-	auto phone = params.value(qsl("phone"));
-	auto hash = params.value(qsl("hash"));
+	const auto phone = params.value(qsl("phone"));
+	const auto hash = params.value(qsl("hash"));
 	if (phone.isEmpty() || hash.isEmpty()) {
 		return false;
 	}
-	ConfirmPhoneBox::Start(&controller->session(), phone, hash);
+	controller->session().api().confirmPhone().resolve(
+		controller,
+		phone,
+		hash);
 	return true;
 }