diff --git a/build/Talkpal.html b/build/Talkpal.html
index a53d72c..8fae2c9 100644
--- a/build/Talkpal.html
+++ b/build/Talkpal.html
@@ -98,7 +98,7 @@ body {
 
 		<script src="Talkpal.js"></script>
 		<script>
-const GODOT_CONFIG = {"args":[],"canvasResizePolicy":2,"ensureCrossOriginIsolationHeaders":true,"executable":"Talkpal","experimentalVK":true,"fileSizes":{"Talkpal.pck":6411808,"Talkpal.wasm":43016933},"focusCanvas":true,"gdextensionLibs":[],"serviceWorker":"Talkpal.service.worker.js"};
+const GODOT_CONFIG = {"args":[],"canvasResizePolicy":2,"ensureCrossOriginIsolationHeaders":true,"executable":"Talkpal","experimentalVK":true,"fileSizes":{"Talkpal.pck":6412800,"Talkpal.wasm":43016933},"focusCanvas":true,"gdextensionLibs":[],"serviceWorker":"Talkpal.service.worker.js"};
 const GODOT_THREADS_ENABLED = false;
 const engine = new Engine(GODOT_CONFIG);
 
diff --git a/build/Talkpal.pck b/build/Talkpal.pck
index 0816999..963efba 100644
Binary files a/build/Talkpal.pck and b/build/Talkpal.pck differ
diff --git a/build/Talkpal.service.worker.js b/build/Talkpal.service.worker.js
index ae26b51..af28267 100644
--- a/build/Talkpal.service.worker.js
+++ b/build/Talkpal.service.worker.js
@@ -4,7 +4,7 @@
 // Incrementing CACHE_VERSION will kick off the install event and force
 // previously cached resources to be updated from the network.
 /** @type {string} */
-const CACHE_VERSION = '1743076500|1018147123';
+const CACHE_VERSION = '1743107090|18821095';
 /** @type {string} */
 const CACHE_PREFIX = 'Talkpal-sw-cache-';
 const CACHE_NAME = CACHE_PREFIX + CACHE_VERSION;
diff --git a/scenes/common/time/time_edit.tscn b/scenes/common/time/time_edit.tscn
index 84dcbbb..34cbfac 100644
--- a/scenes/common/time/time_edit.tscn
+++ b/scenes/common/time/time_edit.tscn
@@ -14,7 +14,7 @@ script = ExtResource("1_2wxyg")
 [node name="TimeEdit" type="LineEdit" parent="."]
 visible = false
 layout_mode = 2
-text = "14:38 "
+text = "21:34 "
 placeholder_text = "hh:mm (a/p)m"
 script = ExtResource("2_7d4ae")
 current_time = true
diff --git a/scenes/main/main_tablet.gd b/scenes/main/main_tablet.gd
index 05892df..48d043e 100644
--- a/scenes/main/main_tablet.gd
+++ b/scenes/main/main_tablet.gd
@@ -41,6 +41,8 @@ enum Status {
 @onready var _will_be_available_label := $Left/TimeStatusContainer/WillBeAvailableLabel
 @onready var _background := $Background
 
+@onready var _back_button := $LeftBottom/BackButton
+
 @onready var _create_reservation_button := $RightBottom/CreateReservationButton
 @onready var _reserve_now_label := $Left/TimeStatusContainer/ReserveNowBox/ReserveNowLabel
 @onready var _15_min_button := $Left/TimeStatusContainer/ReserveNowBox/InstantButtons/_15min
@@ -62,6 +64,7 @@ func _ready():
 func initialize_signals():
 	_event_handler.reservations_updated.connect(_on_reservations_updated)
 	_create_reservation_button.pressed.connect(_on_create_reservation_button_pressed)
+	_back_button.pressed.connect(_on_back_button_pressed)
 	_15_min_button.pressed.connect(_on_15_min_button_pressed)
 	_30_min_button.pressed.connect(_on_30_min_button_pressed)
 	_45_min_button.pressed.connect(_on_45_min_button_pressed)
@@ -139,7 +142,8 @@ func _update_ui_status(status: Status, text: String, color: Color):
 	_background.color = color
 
 func _process_fonts():
-	_process_font_size(_create_reservation_button, 35)
+	_process_font_size(_back_button, 25)
+	_process_font_size(_create_reservation_button, 25)
 
 func _process_font_size(obj, k):
 	var font_size = obj.get_theme_default_font_size()
@@ -168,6 +172,7 @@ func load_page(value, with_update=true):
 	_change_page_with_delay(previous_page)
 	_change_create_reservation_button_visibility(_current_page)
 	_update_reserve_now_label_text()
+	_update_back_button()
 
 	return _pages[_current_page]
 
@@ -281,6 +286,9 @@ func _on_reservations_updated(reservations):
 func _on_create_reservation_button_pressed():
 	load_page(Pages.ReservationCreation)
 
+func _on_back_button_pressed():
+	go_to_previous_page(false)
+
 func _on_15_min_button_pressed():
 	_create_default_reservation(15)
 
@@ -305,3 +313,10 @@ func _update_reserve_now_label_text():
 		_reserve_now_label.text = "Продлить на"
 	else:
 		_reserve_now_label.text = "Забронировать сейчас на"
+
+func _update_back_button():
+	await get_tree().create_timer(0.1, false).timeout
+	if _current_page in [Pages.TimeSetting, Pages.CalendarSetting, Pages.RoomSelection]:
+		_back_button.show()
+	else:
+		_back_button.hide()
diff --git a/scenes/main/main_tablet.tscn b/scenes/main/main_tablet.tscn
index 2537777..2743c42 100644
--- a/scenes/main/main_tablet.tscn
+++ b/scenes/main/main_tablet.tscn
@@ -85,14 +85,14 @@ size_flags_horizontal = 10
 size_flags_vertical = 0
 
 [node name="Indent" type="BoxContainer" parent="Left/TimeStatusContainer"]
-custom_minimum_size = Vector2(0, 0.666667)
+custom_minimum_size = Vector2(0, 195)
 layout_mode = 2
 size_flags_vertical = 3
 
 [node name="TimeLabel" type="Label" parent="Left/TimeStatusContainer"]
 layout_mode = 2
 theme = ExtResource("5_atujq")
-text = "14:44"
+text = "23:18"
 horizontal_alignment = 1
 
 [node name="StatusLabel" type="Label" parent="Left/TimeStatusContainer"]
@@ -142,6 +142,22 @@ text = "45 мин"
 layout_mode = 2
 text = "1 час"
 
+[node name="LeftBottom" type="BoxContainer" parent="."]
+layout_mode = 1
+anchors_preset = 2
+anchor_top = 1.0
+anchor_bottom = 1.0
+offset_top = -40.0
+offset_right = 160.0
+grow_vertical = 0
+
+[node name="BackButton" type="Button" parent="LeftBottom"]
+visible = false
+layout_mode = 2
+theme = ExtResource("9_wpf8g")
+theme_override_font_sizes/font_size = 23
+text = "   Назад   "
+
 [node name="RightBottom" type="BoxContainer" parent="."]
 layout_mode = 1
 anchors_preset = 3
@@ -157,7 +173,7 @@ grow_vertical = 0
 [node name="CreateReservationButton" type="Button" parent="RightBottom"]
 layout_mode = 2
 theme = ExtResource("9_wpf8g")
-theme_override_font_sizes/font_size = 0
+theme_override_font_sizes/font_size = 23
 text = "   Забронировать   "
 
 [node name="Repos" type="Node" parent="."]
diff --git a/scenes/reservation/reservation_page.gd b/scenes/reservation/reservation_page.gd
index ded541a..f31be49 100644
--- a/scenes/reservation/reservation_page.gd
+++ b/scenes/reservation/reservation_page.gd
@@ -181,6 +181,9 @@ func _time_is_correct():
 	if _time_or_date_is_before_now(start_time):
 		return false
 
+	if _finish_time_is_before_now(finish_time):
+		return false
+
 	if _start_time_is_after_finish_time(start_time, finish_time):
 		return false
 
@@ -201,28 +204,53 @@ func _time_is_not_entered(start_time: Dictionary, finish_time: Dictionary):
 	return false
 
 func _time_or_date_is_before_now(start_time: Dictionary):
-	var time_is_before_now = _time_is_before_current_time(start_time)
+	var start_time_is_before_now = _time_is_before_current_time(start_time)
 	var date_is_before_now = _main.date_is_before_current_date(_date_field.get_value())
 
-	if time_is_before_now or date_is_before_now:
+	var time_and_date_are_not_updated = \
+	_main.get_current_page() == Main.Pages.ReservationEdit \
+	and _time_and_date_are_not_updated()
+
+	if (start_time_is_before_now and time_and_date_are_not_updated and _date_is_today()) \
+	or date_is_before_now:
 		_error_box.set_message("Нельзя зарезервировать на прошедшее время")
 		return true
 
 	return false
 
-func _time_is_before_current_time(time) -> bool:
-	if _main.get_current_page() == Main.Pages.ReservationEdit and _reservation:
-		var selected_start_time = get_start_time()
-		if selected_start_time.hours == _reservation.start_time.hours and \
-		selected_start_time.minutes == _reservation.start_time.minutes:
-			return false
+func _finish_time_is_before_now(finish_time: Dictionary):
+	var finish_time_is_before_now = _time_is_before_current_time(finish_time)
 
+	if finish_time_is_before_now and _date_is_today():
+		_error_box.set_message("Время окончания должно быть позже текущего времени")
+		return true
+
+func _date_is_today():
+	var current_date = Utils._date_to_number(_main.get_current_date())
+	var selected_date = Utils._date_to_number(_date_field.get_value())
+	return current_date == selected_date
+
+func _time_is_before_current_time(time) -> bool:
 	var current_time = Time.get_time_dict_from_system()
 	var time_in_minutes = time.hours*60 + time.minutes
 	var current_time_in_minutes = current_time.hour*60 + current_time.minute
+	print(time_in_minutes, ' ', current_time_in_minutes)
 
 	return time_in_minutes < current_time_in_minutes
 
+func _time_and_date_are_not_updated():
+	if _reservation:
+		var reservation_date = Utils._date_to_number(_reservation.date)
+		var selected_date = Utils._date_to_number(_date_field.get_value())
+	
+		var selected_start_time = get_start_time()
+		if selected_start_time.hours == _reservation.start_time.hours and \
+		selected_start_time.minutes == _reservation.start_time.minutes and \
+		reservation_date == selected_date:
+			return true
+
+	return false
+
 func _start_time_is_after_finish_time(start_time: Dictionary, finish_time: Dictionary):
 	var start_time_is_after_finish_time = \
 		start_time["hours"] > finish_time["hours"] or \
diff --git a/src/infra/repos/backend/room_http.gd b/src/infra/repos/backend/room_http.gd
index a94a593..1fa29dc 100644
--- a/src/infra/repos/backend/room_http.gd
+++ b/src/infra/repos/backend/room_http.gd
@@ -2,7 +2,7 @@
 extends AbstractRoomRepo
 class_name RoomRepoHTTP
 
-const BASE_URL = "http://-localhost:5004"
+const BASE_URL = "http://localhost:5004"
 
 signal rooms_loaded(rooms: Array[RoomEntity])
 signal request_failed(error_message: String)