diff --git a/lib/microwaveprop_web/live/rover_live.ex b/lib/microwaveprop_web/live/rover_live.ex
index 9cf0d2d6..f4918bb2 100644
--- a/lib/microwaveprop_web/live/rover_live.ex
+++ b/lib/microwaveprop_web/live/rover_live.ex
@@ -30,7 +30,6 @@ defmodule MicrowavepropWeb.RoverLive do
   @default_mode :ssb
   @default_forecast_hour 0
   @default_max_drive_min 120
-  @default_min_elev_gain 0
   @avg_speed_kmh 65.0
 
   # NTMS-area anonymous home: EM13 centroid.
@@ -52,7 +51,6 @@ defmodule MicrowavepropWeb.RoverLive do
        forecast_hour: @default_forecast_hour,
        max_drive_min: @default_max_drive_min,
        drive_radius_km: drive_radius_km(@default_max_drive_min),
-       min_elev_gain: @default_min_elev_gain,
        fixed_stations: fixed_stations,
        persisted?: persisted?,
        home: home,
@@ -133,11 +131,6 @@ defmodule MicrowavepropWeb.RoverLive do
      |> push_event("update_drive_radius", %{km: radius_km})}
   end
 
-  def handle_event("set_min_elev_gain", %{"value" => v}, socket) do
-    gain = v |> parse_int(@default_min_elev_gain) |> clamp(0, 500)
-    {:noreply, assign(socket, min_elev_gain: gain)}
-  end
-
   def handle_event("toggle_station", %{"id" => id}, socket) do
     handle_station_mutation(socket, id, &toggle_station/2)
   end
@@ -442,7 +435,7 @@ defmodule MicrowavepropWeb.RoverLive do
       valid_time: socket.assigns.current_valid_time || DateTime.utc_now(),
       mode: socket.assigns.mode,
       max_drive_min: socket.assigns.max_drive_min,
-      min_elev_gain: socket.assigns.min_elev_gain
+      min_elev_gain: 0
     }
   end
 
@@ -622,8 +615,9 @@ defmodule MicrowavepropWeb.RoverLive do
             <p :if={@station_form_error} class="text-error text-[11px] mt-1">
               {@station_form_error}
             </p>
-            <p :if={!@persisted?} class="text-[11px] opacity-50 mt-2">
-              Sign in to save your station list.
+            <p :if={!@persisted?} class="text-[11px] opacity-70 mt-2">
+              <.link href={~p"/users/log-in"} class="link link-primary">Sign in</.link>
+              to save your station list.
             </p>
           </.sidebar_section>
 
@@ -676,21 +670,6 @@ defmodule MicrowavepropWeb.RoverLive do
             </div>
           </.sidebar_section>
 
-          <.sidebar_section title="MIN ELEV GAIN">
-            <input
-              type="range"
-              min="0"
-              max="500"
-              step="25"
-              value={@min_elev_gain}
-              phx-change="set_min_elev_gain"
-              phx-debounce="200"
-              name="value"
-              class="range range-xs range-primary"
-            />
-            <div class="text-xs opacity-70 mt-1">{@min_elev_gain} m above home</div>
-          </.sidebar_section>
-
           <div class="mt-auto p-3 text-[11px] text-neutral-content/50 border-t border-base-300/50">
             Tip: click any cell to see per-station predicted SNR.
           </div>
@@ -730,7 +709,9 @@ defmodule MicrowavepropWeb.RoverLive do
       <button type="submit" class="btn btn-xs">Set</button>
     </form>
     <p :if={@error} class="text-error text-[11px] mt-1">{@error}</p>
-    <p :if={!@persisted?} class="text-[11px] opacity-50 mt-1">Sign in to save.</p>
+    <p :if={!@persisted?} class="text-[11px] opacity-70 mt-1">
+      <.link href={~p"/users/log-in"} class="link link-primary">Sign in</.link> to save.
+    </p>
     """
   end
 end
diff --git a/test/microwaveprop_web/live/rover_live_test.exs b/test/microwaveprop_web/live/rover_live_test.exs
index 1f2e0c8d..732d33a2 100644
--- a/test/microwaveprop_web/live/rover_live_test.exs
+++ b/test/microwaveprop_web/live/rover_live_test.exs
@@ -21,8 +21,8 @@ defmodule MicrowavepropWeb.RoverLiveTest do
       assert html =~ "FORECAST HOUR"
       assert html =~ "BAND"
       assert html =~ "MAX DRIVE TIME"
-      assert html =~ "MIN ELEV GAIN"
       refute html =~ ">MODE<"
+      refute html =~ "MIN ELEV GAIN"
     end
 
     test "displays the three default NTMS stations", %{conn: conn} do
@@ -73,14 +73,6 @@ defmodule MicrowavepropWeb.RoverLiveTest do
       assert_in_delta km, 130.0, 0.1
     end
 
-    test "set_min_elev_gain updates the slider label", %{conn: conn} do
-      {:ok, view, _html} = live(conn, ~p"/rover")
-
-      render_hook(view, "set_min_elev_gain", %{"value" => "150"})
-
-      assert render(view) =~ "150 m above home"
-    end
-
     test "calculate triggers a rover_results push_event with cells + drive_radius_km", %{conn: conn} do
       {:ok, view, _html} = live(conn, ~p"/rover")