diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 373faef..e4c3232 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -49,7 +49,7 @@ jobs:
           git push
         continue-on-error: true
       - name: publish
-        uses: JS-DevTools/npm-publish@v1
+        uses: JS-DevTools/npm-publish@v3
         with:
           token: ${{ secrets.NPM_TOKEN }}
         continue-on-error: true
diff --git a/locales/version b/locales/version
index 2bbb5d8..ee0b85b 100644
--- a/locales/version
+++ b/locales/version
@@ -1 +1 @@
-4.3.0-beta.2
\ No newline at end of file
+4.3.0-beta.3
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 05c4c37..ae04f3b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "dmclc",
-  "version": "4.3.0-beta.2",
+  "version": "4.3.0-beta.3",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "dmclc",
-      "version": "4.3.0-beta.2",
+      "version": "4.3.0-beta.3",
       "license": "MIT",
       "dependencies": {
         "compressing": "^1.9.1",
diff --git a/package.json b/package.json
index 7565162..08621d8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "dmclc",
-  "version": "4.3.0-beta.2",
+  "version": "4.3.0-beta.3",
   "description": "Dolphin Minecraft Launcher Core",
   "typings": "./lib/index.d.ts",
   "module": "./lib/index.js",
diff --git a/src/auth/ali_account.ts b/src/auth/ali_account.ts
index 3420d2e..3b22f74 100644
--- a/src/auth/ali_account.ts
+++ b/src/auth/ali_account.ts
@@ -1,7 +1,7 @@
 import fs from "fs";
 import got from "got";
 import { checkFile } from "../utils/check_file.js";
-import { download } from "../utils/downloads.js";
+import { checkAndDownload, download } from "../utils/downloads.js";
 import { MinecraftVersion } from "../version.js";
 import { YggdrasilAccount } from "./yggdrasil/yggdrasil_account.js";
 import { YggdrasilUserData } from "./yggdrasil/yggdrasil_data.js";
@@ -24,10 +24,7 @@ export class AuthlibInjectorAccount extends YggdrasilAccount<YggdrasilUserData>
         const obj = await got("https://bmclapi2.bangbang93.com/mirrors/authlib-injector/artifact/latest.json").json<AuthlibInjectorArtifact>();
         const sha256 = obj.checksums.sha256;
         const path = `${versionDir}/authlib-injector-latest.jar`;
-        if (!fs.existsSync(path) || !await checkFile(path, sha256, "sha256")) {
-            return await download(obj.download_url, path, this.launcher);
-        }
-        return true;
+        return await checkAndDownload(obj.download_url, path, sha256, this.launcher, "sha256");
     }
 
     async getLaunchJVMArgs(mc: MinecraftVersion): Promise<string[]> {
diff --git a/src/launcher.ts b/src/launcher.ts
index 9e598de..995c3f1 100644
--- a/src/launcher.ts
+++ b/src/launcher.ts
@@ -45,6 +45,16 @@ export function addExitDelete(file: string) {
     });
 }
 
+export function addExitDeleteDir(dir: string) {
+    process.addListener("beforeExit", () => {
+        try {
+            fs.rmdirSync(dir);
+        } catch {
+            
+        }
+    });
+}
+
 class LocalizedProgress implements Progress {
     constructor(private dest: Progress, private t: i18next.TFunction) {
         
@@ -96,7 +106,7 @@ export class Launcher {
         specialNatives: Record<string, Library>;
     };
     private realRootPath = "";
-    static readonly version = "4.3.0-beta.2";
+    static readonly version = "4.3.0-beta.3";
     /**
      * Create a new Launcher object.
      * @throws {@link FormattedError}
diff --git a/src/loaders/forgelike/forgelike.ts b/src/loaders/forgelike/forgelike.ts
index 4a15f07..f0e82e3 100644
--- a/src/loaders/forgelike/forgelike.ts
+++ b/src/loaders/forgelike/forgelike.ts
@@ -9,7 +9,7 @@ import { tmpdir } from "os";
 import nodePath from "path";
 import toml from "toml";
 import { parseStringPromise } from "xml2js";
-import { Launcher } from "../../launcher.js";
+import { Launcher, addExitDelete, addExitDeleteDir } from "../../launcher.js";
 import { ModDisplayInfo, ModInfo } from "../../mods/mod.js";
 import { MCVersion } from "../../schemas.js";
 import { merge } from "../../utils/MergeVersionJSONs.js";
@@ -61,8 +61,10 @@ export abstract class ForgeLikeLoader implements Loader<StoreData | ForgeMcmodIn
         if (!await download(`${this.mavenArtifactURL}/${abn}/${version}/${abn}-${version}-installer.jar`, path, this.launcher)) {
             return false;
         }
+        addExitDelete(path);
         const installer = `${tmpdir()}/${this.launcher.name}_forgelike_installer`;
         await compressing.zip.uncompress(fs.createReadStream(path), installer);
+        addExitDeleteDir(installer);
         const metadata: InstallerProfileNew | InstallerProfileOld = JSON.parse(fs.readFileSync(`${installer}/install_profile.json`).toString());
         
         if("processors" in metadata){ // 1.13+
diff --git a/src/utils/downloads.ts b/src/utils/downloads.ts
index cce7fd8..a79f593 100644
--- a/src/utils/downloads.ts
+++ b/src/utils/downloads.ts
@@ -6,6 +6,27 @@ import * as streamPromises from "stream/promises";
 import { FormattedError } from "../errors/FormattedError.js";
 import { Launcher } from "../launcher.js";
 import { transformURL } from "./TransformURL.js";
+import { Pair } from "./pair.js";
+import { checkFile } from "./check_file.js";
+/**
+ * Download multi files after checking hash.
+ * @throws RequestError
+ * @param files A map from URL to path
+ * @param launcher Launcher
+ * @returns true if success
+ */
+export async function checkAndDownloadAll(files: Map<string, Pair<string, fs.PathLike>>, launcher: Launcher, algorithm = "sha1"): Promise<boolean> {
+    const promises: Promise<boolean>[] = [];
+    files.forEach((v, k) => {
+        if (v.a === "no") {
+            promises.push(download(k, v.b, launcher));
+        } else {
+            promises.push(checkAndDownload(k, v.b, v.a, launcher, algorithm));
+        }
+    });
+    return !(await Promise.all(promises)).includes(false);
+}
+
 /**
  * Download multi files.
  * @throws RequestError
@@ -20,7 +41,23 @@ export async function downloadAll(files: Map<string, fs.PathLike>, launcher: Lau
     });
     return !(await Promise.all(promises)).includes(false);
 }
+
+/**
+ * Download a file after checking hash.
+ * @throws {@link FormattedError}
+ * @param url - URL.
+ * @param filename - File name.
+ * @param mirror - BMCLAPI mirror.
+ */
+export async function checkAndDownload(url: string, filename: fs.PathLike, hash: string, launcher: Launcher, algorithm = "sha1"): Promise<boolean> {
+    if (!await checkFile(filename, hash, algorithm)) {
+        return await download(url, filename, launcher);
+    }
+    return true;
+}
+
 /**
+ * Download a file.
  * @throws {@link FormattedError}
  * @param url - URL.
  * @param filename - File name.
diff --git a/src/version.ts b/src/version.ts
index 1d18798..e9cfbc1 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -10,14 +10,14 @@ import path from "path";
 import { promisify } from "util";
 import { Account } from "./auth/account.js";
 import { FormattedError } from "./errors/FormattedError.js";
-import { ContentType, ContentVersion } from "./index.js";
+import { ContentType, ContentVersion, Pair } from "./index.js";
 import { Launcher } from "./launcher.js";
 import { ModrinthContent } from "./mods/download/modrinth/ModrinthContentService.js";
 import { ModManager } from "./mods/manage/ModManager.js";
 import { Argument, Asset, AssetIndexInfo, AssetsIndex, Library, LibraryArtifact, MCVersion, checkRules } from "./schemas.js";
 import { transformURL } from "./utils/TransformURL.js";
 import { checkFile } from "./utils/check_file.js";
-import { download, downloadAll } from "./utils/downloads.js";
+import { checkAndDownload, checkAndDownloadAll, download, downloadAll } from "./utils/downloads.js";
 import { expandInheritsFrom } from "./utils/expand_inherits_from.js";
 import { expandMavenId } from "./utils/maven.js";
 
@@ -168,16 +168,13 @@ export class MinecraftVersion {
      */
     async completeVersionInstall(): Promise<boolean> {
         const promises = [];
-        if (!fs.existsSync(this.versionJarPath) ||
-            !await checkFile(this.versionJarPath, this.versionObject.downloads.client.sha1)) {
-            promises.push(download(this.versionObject.downloads.client.url, this.versionJarPath, this.launcher));
-        }
+        promises.push(checkAndDownload(this.versionObject.downloads.client.url, this.versionJarPath, this.versionObject.downloads.client.sha1, this.launcher));
         promises.push(this.completeAssets(this.versionObject.assetIndex));
         promises.push(this.completeLibraries(this.versionObject.libraries));
         return !(await Promise.all(promises)).includes(false);
     }
     private async completeAssets (asset: AssetIndexInfo): Promise<boolean> {
-        const allDownloads: Map<string, PathLike> = new Map();
+        const allDownloads: Map<string, Pair<string, PathLike>> = new Map();
         const indexPath = `${this.launcher.rootPath}/assets/indexes/${asset.id}.json`;
         let assetJson;
         if (!fs.existsSync(indexPath)) {
@@ -191,12 +188,9 @@ export class MinecraftVersion {
         const assetobj: AssetsIndex = JSON.parse(assetJson);
         for (const assid in assetobj.objects) {
             const assitem: Asset = assetobj.objects[assid];
-            if (!fs.existsSync(`${assetsObjects}/${assitem.hash.slice(0, 2)}/${assitem.hash}`) ||
-                !await checkFile(`${assetsObjects}/${assitem.hash.slice(0, 2)}/${assitem.hash}`, assitem.hash)) {
-                allDownloads.set(`https://resources.download.minecraft.net/${assitem.hash.slice(0, 2)}/${assitem.hash}`, `${assetsObjects}/${assitem.hash.slice(0, 2)}/${assitem.hash}`);
-            }
+            allDownloads.set(`https://resources.download.minecraft.net/${assitem.hash.slice(0, 2)}/${assitem.hash}`, new Pair(assitem.hash, `${assetsObjects}/${assitem.hash.slice(0, 2)}/${assitem.hash}`));
         }
-        return await downloadAll(allDownloads, this.launcher);
+        return await checkAndDownloadAll(allDownloads, this.launcher);
     }
 
     /**
@@ -206,7 +200,7 @@ export class MinecraftVersion {
      * @internal
      */
     async completeLibraries (liblist: Library[]): Promise<boolean> {
-        const allDownloads: Map<string, PathLike> = new Map();
+        const allDownloads: Map<string, Pair<string, PathLike>> = new Map();
         const used = liblist.filter((i) => {
             return i.rules === undefined || checkRules(i.rules);
         });
@@ -216,7 +210,7 @@ export class MinecraftVersion {
                 let url: string;
                 if (!("url" in i)) url = "https://libraries.minecraft.net/";
                 else url = i.url;
-                allDownloads.set(`${url}${filePath}`, `${this.launcher.rootPath}/libraries/${filePath}`);
+                allDownloads.set(`${url}${filePath}`, new Pair("no", `${this.launcher.rootPath}/libraries/${filePath}`));
             } else {
                 const artifacts: LibraryArtifact[]=[];
                 if ("artifact" in i.downloads) {
@@ -226,13 +220,11 @@ export class MinecraftVersion {
                     artifacts.push(i.downloads.classifiers[i.natives[this.launcher.natives].replaceAll("${arch}", os.arch().includes("64")?"64":"32")]);
                 }
                 for (const artifact of artifacts) {
-                    if(!(fs.existsSync(`${this.launcher.rootPath}/libraries/${artifact.path}`) && await checkFile(`${this.launcher.rootPath}/libraries/${artifact.path}`, artifact.sha1))){
-                        allDownloads.set(artifact.url, `${this.launcher.rootPath}/libraries/${artifact.path}`);
-                    }
+                    allDownloads.set(artifact.url, new Pair(artifact.sha1, `${this.launcher.rootPath}/libraries/${artifact.path}`));
                 }
             }
         }
-        return await downloadAll(allDownloads, this.launcher);
+        return await checkAndDownloadAll(allDownloads, this.launcher);
     }
 
     private getClassPath (versionObject: MCVersion): string[] {