diff --git a/packages-user/client-modules/src/fallback/audio.ts b/packages-user/client-modules/src/fallback/audio.ts
deleted file mode 100644
index 7ba0fd9..0000000
--- a/packages-user/client-modules/src/fallback/audio.ts
+++ /dev/null
@@ -1,71 +0,0 @@
-import { Patch, PatchClass } from '@motajs/legacy-common';
-import { mainSetting } from '@motajs/legacy-ui';
-import { sleep } from '@motajs/common';
-import { isNil } from 'lodash-es';
-import { client } from '../core';
-
-// todo: 添加弃用警告 logger.warn(56)
-
-export function patchAudio() {
-    const patch = new Patch(PatchClass.Control);
-    const { bgmPlayer, soundPlayer, audioContext } = client;
-
-    const play = (bgm: BgmIds, when?: number) => {
-        bgmPlayer.play(bgm, when);
-    };
-    const pause = () => {
-        bgmPlayer.pause();
-    };
-
-    patch.add('playBgm', function (bgm, startTime) {
-        play(bgm, startTime);
-    });
-    patch.add('pauseBgm', function () {
-        pause();
-    });
-    patch.add('resumeBgm', function () {
-        bgmPlayer.resume();
-    });
-    patch.add('checkBgm', function () {
-        if (bgmPlayer.playing) return;
-        if (mainSetting.getValue('audio.bgmEnabled')) {
-            if (bgmPlayer.playingBGM) {
-                bgmPlayer.play(bgmPlayer.playingBGM);
-            } else {
-                play(main.startBgm, 0);
-            }
-        } else {
-            pause();
-        }
-    });
-    patch.add('triggerBgm', function () {
-        if (bgmPlayer.playing) bgmPlayer.pause();
-        else bgmPlayer.resume();
-    });
-
-    patch.add(
-        'playSound',
-        function (sound, _pitch, callback, position, orientation) {
-            const name = core.getMappedName(sound) as SoundIds;
-            const num = soundPlayer.play(name, position, orientation);
-            const route = audioContext.getRoute(`sounds.${num}`);
-            if (!route) {
-                callback?.();
-                return -1;
-            } else {
-                sleep(route.duration).then(() => callback?.());
-                return num;
-            }
-        }
-    );
-    patch.add('stopSound', function (id) {
-        if (isNil(id)) {
-            soundPlayer.stopAllSounds();
-        } else {
-            soundPlayer.stop(id);
-        }
-    });
-    patch.add('getPlayingSounds', function () {
-        return [...soundPlayer.playing];
-    });
-}
diff --git a/packages-user/client-modules/src/fallback/index.ts b/packages-user/client-modules/src/fallback/index.ts
deleted file mode 100644
index 36ce4bf..0000000
--- a/packages-user/client-modules/src/fallback/index.ts
+++ /dev/null
@@ -1,9 +0,0 @@
-import { patchAudio } from './audio';
-import { patchWeather } from './weather';
-import { patchUI } from './ui';
-
-export function patchAll() {
-    patchAudio();
-    patchWeather();
-    patchUI();
-}
diff --git a/packages-user/client-modules/src/fallback/load.ts b/packages-user/client-modules/src/fallback/load.ts
deleted file mode 100644
index 37a74bb..0000000
--- a/packages-user/client-modules/src/fallback/load.ts
+++ /dev/null
@@ -1,137 +0,0 @@
-import { ITexture } from '@motajs/render';
-import {
-    IBlockIdentifier,
-    ITextureManager,
-    IIndexedIdentifier
-} from '@user/client-base';
-import { isNil } from 'lodash-es';
-
-function extractClsBlocks<C extends Exclude<Cls, 'tileset'>>(
-    cls: C,
-    map: Record<string, number>,
-    icons: Record<string, number>
-): IBlockIdentifier[] {
-    const max = Math.max(...Object.values(icons));
-    const arr = Array(max).fill(void 0);
-    for (const [key, value] of Object.entries(icons)) {
-        // 样板编辑器 bug 可能会导致多个 id 使用一个偏移，因此要判断下
-        if (!(key in map) || !isNil(arr[value])) continue;
-        const id = key as AllIdsOf<C>;
-        const num = map[id] as keyof NumberToId;
-        const identifier: IBlockIdentifier = {
-            id: id as string,
-            cls,
-            num
-        };
-        arr[value] = identifier;
-    }
-    return arr;
-}
-
-function addTileset(set: Set<number>, map?: readonly (readonly number[])[]) {
-    if (!map) return;
-    map.forEach(line => {
-        line.forEach(v => {
-            if (v >= 10000) set.add(v);
-        });
-    });
-}
-
-function addAutotile(set: Set<number>, map?: readonly (readonly number[])[]) {
-    if (!map) return;
-    map.forEach(line => {
-        line.forEach(v => {
-            const id = core.maps.blocksInfo[v as keyof NumberToId];
-            if (id?.cls === 'autotile') set.add(v);
-        });
-    });
-}
-
-/**
- * 兼容旧版加载
- */
-export function fallbackLoad(materials: ITextureManager) {
-    // 基本素材
-    const icons = core.icons.icons;
-    const images = core.material.images;
-    const idNumMap: Record<string, number> = {};
-
-    for (const [key, value] of Object.entries(core.maps.blocksInfo)) {
-        const num = Number(key);
-        idNumMap[value.id] = Number(num);
-        if (!isNil(value.animate)) {
-            materials.setDefaultFrame(num, value.animate - 1);
-        }
-    }
-
-    const terrains = extractClsBlocks('terrains', idNumMap, icons.terrains);
-    const animates = extractClsBlocks('animates', idNumMap, icons.animates);
-    const items = extractClsBlocks('items', idNumMap, icons.items);
-    const enemys = extractClsBlocks('enemys', idNumMap, icons.enemys);
-    const npcs = extractClsBlocks('npcs', idNumMap, icons.npcs);
-    const enemy48 = extractClsBlocks('enemy48', idNumMap, icons.enemy48);
-    const npc48 = extractClsBlocks('npc48', idNumMap, icons.npc48);
-
-    // Grid
-    materials.addGrid(images.terrains, terrains);
-    materials.addGrid(images.items, items);
-
-    // Row Animates
-    materials.addRowAnimate(images.animates, animates, 32);
-    materials.addRowAnimate(images.enemys, enemys, 32);
-    materials.addRowAnimate(images.npcs, npcs, 32);
-    materials.addRowAnimate(images.enemy48, enemy48, 48);
-    materials.addRowAnimate(images.npc48, npc48, 48);
-
-    // Autotile
-    for (const key of Object.keys(icons.autotile)) {
-        const id = key as AllIdsOf<'autotile'>;
-        const img = images.autotile[id];
-        const identifier: IBlockIdentifier = {
-            id,
-            num: idNumMap[id],
-            cls: 'autotile'
-        };
-        materials.addAutotile(img, identifier);
-    }
-
-    // Tilesets
-    core.tilesets.forEach((v, i) => {
-        const img = images.tilesets[v];
-        const identifier: IIndexedIdentifier = {
-            index: i,
-            alias: v
-        };
-        materials.addTileset(img, identifier);
-    });
-
-    // 地图上出现过的 tileset
-    const tilesetSet = new Set<number>();
-    const autotileSet = new Set<number>();
-    core.floorIds.forEach(v => {
-        const floor = core.floors[v];
-        addTileset(tilesetSet, floor.bgmap);
-        addTileset(tilesetSet, floor.bg2map);
-        addTileset(tilesetSet, floor.map);
-        addTileset(tilesetSet, floor.fgmap);
-        addTileset(tilesetSet, floor.fg2map);
-        addAutotile(autotileSet, floor.bgmap);
-        addAutotile(autotileSet, floor.bg2map);
-        addAutotile(autotileSet, floor.map);
-        addAutotile(autotileSet, floor.fgmap);
-        addAutotile(autotileSet, floor.fg2map);
-    });
-
-    const heroTextures: ITexture[] = [];
-
-    data_a1e2fb4a_e986_4524_b0da_9b7ba7c0874d.main.heroImages.forEach(v => {
-        const tex = materials.getImageByAlias(v);
-        if (tex) heroTextures.push(tex);
-    });
-
-    materials.buildAssets();
-
-    materials.cacheAutotileList(autotileSet);
-    materials.cacheTilesetList(tilesetSet);
-    materials.buildListToAsset(heroTextures);
-}
diff --git a/packages-user/client-modules/src/fallback/ui.ts b/packages-user/client-modules/src/fallback/ui.ts
deleted file mode 100644
index ab0ee29..0000000
--- a/packages-user/client-modules/src/fallback/ui.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import { Patch, PatchClass } from '@motajs/legacy-common';
-import { TipStore } from '@user/client-base';
-
-export function patchUI() {
-    const patch = new Patch(PatchClass.UI);
-
-    patch.add('drawTip', function (text, id) {
-        const tip = TipStore.get('main-tip');
-        tip?.drawTip(text, id);
-    });
-}
diff --git a/packages-user/client-modules/src/fallback/weather.ts b/packages-user/client-modules/src/fallback/weather.ts
deleted file mode 100644
index 0003f5b..0000000
--- a/packages-user/client-modules/src/fallback/weather.ts
+++ /dev/null
@@ -1,23 +0,0 @@
-import { Patch, PatchClass } from '@motajs/legacy-common';
-import { WeatherController } from '../render/weather';
-import { isNil } from 'lodash-es';
-
-// todo: 添加弃用警告 logger.warn(56)
-
-export function patchWeather() {
-    const patch = new Patch(PatchClass.Control);
-    let nowWeather: string = '';
-    let nowLevel: number = 0;
-
-    patch.add('setWeather', (type, level) => {
-        const weather = WeatherController.get('main');
-        if (!weather) return;
-        if (type === nowWeather && level === nowLevel) return;
-        weather.clearWeather();
-        if (!isNil(type)) {
-            weather.activate(type, level);
-            nowWeather = type;
-            nowLevel = level ?? 5;
-        }
-    });
-}
diff --git a/packages-user/client-modules/src/index.ts b/packages-user/client-modules/src/index.ts
index 0e0ce00..745bed0 100644
--- a/packages-user/client-modules/src/index.ts
+++ b/packages-user/client-modules/src/index.ts
@@ -1,13 +1,10 @@
-import { patchAll } from './fallback';
 import { createRender } from './render';
 
 export function create() {
-    patchAll();
     createRender();
 }
 
 export * from './action';
-export * from './fallback';
 export * from './render';
 export * from './ui';