diff --git a/src/pages/Route/LinekedStations.tsx b/src/pages/Route/LinekedStations.tsx
index 9f338be..814af4b 100644
--- a/src/pages/Route/LinekedStations.tsx
+++ b/src/pages/Route/LinekedStations.tsx
@@ -162,7 +162,10 @@ const LinkedItemsContentsInner = <
 
   const filteredAvailableItems = availableItems.filter((item) => {
     if (!searchQuery.trim()) return true;
-    return String(item.name).toLowerCase().includes(searchQuery.toLowerCase());
+    const query = searchQuery.toLowerCase();
+    const name = String(item.name || "").toLowerCase();
+    const description = String(item.description || "").toLowerCase();
+    return name.includes(query) || description.includes(query);
   });
 
   useEffect(() => {
@@ -206,12 +209,11 @@ const LinkedItemsContentsInner = <
     authInstance
       .post(`/${parentResource}/${parentId}/${childResource}`, {
         stations: reorderedItems.map((item) => {
-          const stationData: any = { id: item.id };
           const transfers = getStationTransfers(item.id, item.transfers);
-          if (transfers) {
-            stationData.transfers = transfers;
-          }
-          return stationData;
+          return {
+            ...item,
+            transfers: transfers || item.transfers,
+          };
         }),
       })
       .catch((error) => {
@@ -263,24 +265,23 @@ const LinkedItemsContentsInner = <
       const requestData = {
         stations: insertAtPosition(
           linkedItems.map((item) => {
-            const stationData: any = { id: item.id };
             const transfers = getStationTransfers(item.id, item.transfers);
-            if (transfers) {
-              stationData.transfers = transfers;
-            }
-            return stationData;
+            return {
+              ...item,
+              transfers: transfers || item.transfers,
+            };
           }),
           position,
           (() => {
-            const newStationData: any = { id: selectedItemId };
+            if (!selectedItem) return { id: selectedItemId };
             const transfers = getStationTransfers(
               selectedItemId,
-              selectedItem?.transfers
+              selectedItem.transfers
             );
-            if (transfers) {
-              newStationData.transfers = transfers;
-            }
-            return newStationData;
+            return {
+              ...selectedItem,
+              transfers: transfers || selectedItem.transfers,
+            };
           })()
         ),
       };
@@ -365,22 +366,21 @@ const LinkedItemsContentsInner = <
     setIsLinkingBulk(true);
     const selectedStations = Array.from(selectedItems).map((id) => {
       const item = allItems.find((item) => item.id === id);
-      const stationData: any = { id };
-      const transfers = getStationTransfers(id, item?.transfers);
-      if (transfers) {
-        stationData.transfers = transfers;
-      }
-      return stationData;
+      if (!item) return { id };
+      const transfers = getStationTransfers(id, item.transfers);
+      return {
+        ...item,
+        transfers: transfers || item.transfers,
+      };
     });
     const requestData = {
       stations: [
         ...linkedItems.map((item) => {
-          const stationData: any = { id: item.id };
           const transfers = getStationTransfers(item.id, item.transfers);
-          if (transfers) {
-            stationData.transfers = transfers;
-          }
-          return stationData;
+          return {
+            ...item,
+            transfers: transfers || item.transfers,
+          };
         }),
         ...selectedStations,
       ],
diff --git a/src/pages/Route/route-preview/MapDataContext.tsx b/src/pages/Route/route-preview/MapDataContext.tsx
index 5d9b1d4..7b97201 100644
--- a/src/pages/Route/route-preview/MapDataContext.tsx
+++ b/src/pages/Route/route-preview/MapDataContext.tsx
@@ -169,7 +169,7 @@ export const MapDataProvider = observer(
     }
 
     function setIconSize(size: number) {
-      const clamped = Math.max(50, Math.min(300, size));
+      const clamped = Math.max(1, Math.min(300, size));
       setRouteChanges((prev) => {
         if (prev.icon_size === clamped) {
           return prev;
@@ -179,7 +179,7 @@ export const MapDataProvider = observer(
     }
 
     function setFontSize(size: number) {
-      const clamped = Math.max(50, Math.min(300, size));
+      const clamped = Math.max(1, Math.min(300, size));
       setRouteChanges((prev) => {
         if (prev.font_size === clamped) {
           return prev;
diff --git a/src/pages/Route/route-preview/RightSidebar.tsx b/src/pages/Route/route-preview/RightSidebar.tsx
index 39c36bc..565439b 100644
--- a/src/pages/Route/route-preview/RightSidebar.tsx
+++ b/src/pages/Route/route-preview/RightSidebar.tsx
@@ -101,7 +101,7 @@ export function RightSidebar() {
     if (!Number.isFinite(value)) {
       return;
     }
-    const clamped = Math.max(50, Math.min(300, Math.round(value)));
+    const clamped = Math.max(1, Math.min(300, Math.round(value)));
     setIconSize(clamped);
     updateIconSize(clamped);
   };
@@ -110,7 +110,7 @@ export function RightSidebar() {
     if (!Number.isFinite(value)) {
       return;
     }
-    const clamped = Math.max(50, Math.min(300, Math.round(value)));
+    const clamped = Math.max(1, Math.min(300, Math.round(value)));
     setFontSize(clamped);
     updateFontSize(clamped);
   };
@@ -307,60 +307,58 @@ export function RightSidebar() {
         }}
       />
 
-      <Typography variant="body2" sx={{ color: "#fff", textAlign: "center" }}>
-        Размер иконок: {iconSize}%
-      </Typography>
-
-      <Slider
+      <TextField
+        type="number"
+        label="Размер иконок (%)"
+        variant="filled"
         value={iconSize}
-        onChange={(_, value) => {
-          if (typeof value === "number") {
+        onChange={(e) => {
+          const value = Number(e.target.value);
+          if (!isNaN(value)) {
             handleIconSizeChange(value);
           }
         }}
-        min={50}
-        max={300}
-        step={1}
+        style={{ backgroundColor: "#222", borderRadius: 4 }}
         sx={{
-          color: "#fff",
-          "& .MuiSlider-thumb": {
-            backgroundColor: "#fff",
+          "& .MuiInputLabel-root": {
+            color: "#fff",
           },
-          "& .MuiSlider-track": {
-            backgroundColor: "#fff",
-          },
-          "& .MuiSlider-rail": {
-            backgroundColor: "#666",
+          "& .MuiInputBase-input": {
+            color: "#fff",
           },
         }}
+        inputProps={{
+          min: 1,
+          max: 300,
+          step: 1,
+        }}
       />
 
-      <Typography variant="body2" sx={{ color: "#fff", textAlign: "center" }}>
-        Размер шрифта: {fontSize}%
-      </Typography>
-
-      <Slider
+      <TextField
+        type="number"
+        label="Размер шрифта (%)"
+        variant="filled"
         value={fontSize}
-        onChange={(_, value) => {
-          if (typeof value === "number") {
+        onChange={(e) => {
+          const value = Number(e.target.value);
+          if (!isNaN(value)) {
             handleFontSizeChange(value);
           }
         }}
-        min={50}
-        max={300}
-        step={1}
+        style={{ backgroundColor: "#222", borderRadius: 4 }}
         sx={{
-          color: "#fff",
-          "& .MuiSlider-thumb": {
-            backgroundColor: "#fff",
+          "& .MuiInputLabel-root": {
+            color: "#fff",
           },
-          "& .MuiSlider-track": {
-            backgroundColor: "#fff",
-          },
-          "& .MuiSlider-rail": {
-            backgroundColor: "#666",
+          "& .MuiInputBase-input": {
+            color: "#fff",
           },
         }}
+        inputProps={{
+          min: 1,
+          max: 300,
+          step: 1,
+        }}
       />
 
       <TextField
diff --git a/src/pages/Route/route-preview/webgl-prototype/WebGLRouteMapPrototype.tsx b/src/pages/Route/route-preview/webgl-prototype/WebGLRouteMapPrototype.tsx
index 53007cb..d0e4c47 100644
--- a/src/pages/Route/route-preview/webgl-prototype/WebGLRouteMapPrototype.tsx
+++ b/src/pages/Route/route-preview/webgl-prototype/WebGLRouteMapPrototype.tsx
@@ -9,6 +9,7 @@ import { coordinatesToLocal, localToCoordinates } from "../utils";
 import { BACKGROUND_COLOR, SCALE_FACTOR, UP_SCALE } from "../Constants";
 import { languageStore } from "@shared";
 import { SightData } from "../types";
+import { isMediaIdEmpty } from "../../../../shared/lib/index";
 
 const SIGHT_ICON_URL = "/sight_icon.svg";
 
@@ -1960,9 +1961,13 @@ export const WebGLRouteMapPrototype = observer(() => {
                 ? { right: 0, transform: "none" }
                 : { left: "50%", transform: "translateX(-50%)" };
 
-            const iconUrl = station.icon
-              ? `${import.meta.env.VITE_KRBL_MEDIA}${station.icon}/download?token=${localStorage.getItem("token") ?? ""}`
-              : null;
+            let isMediaIdEmptyResult = isMediaIdEmpty(station.icon);
+            const iconUrl = isMediaIdEmptyResult
+              ? null
+              : `${import.meta.env.VITE_KRBL_MEDIA}${
+                  station.icon
+                }/download?token=${localStorage.getItem("token") ?? ""}`;
+
             const iconSizePx = Math.round(primaryFontSize * 1.2);
 
             const secondaryLineHeight = 1.2;
@@ -2282,4 +2287,4 @@ export const WebGLRouteMapPrototype = observer(() => {
   );
 });
 
-export default WebGLRouteMapPrototype;
\ No newline at end of file
+export default WebGLRouteMapPrototype;