diff --git a/src/Lark.ts b/src/Lark.ts
index 4014fdb..d36b47a 100644
--- a/src/Lark.ts
+++ b/src/Lark.ts
@@ -9,6 +9,8 @@ import {
     DocumentAIModel,
     DocumentModel,
     DriveFileModel,
+    PublicFileType,
+    PublishedFile,
     TableFormView,
     UserIdType,
     WikiNode,
@@ -291,6 +293,31 @@ export class LarkApp implements LarkAppOption {
         return this.documentStore.getOneContent(doc_token, 'markdown');
     }
 
+    /**
+     * @see {@link DriveFileModel#updatePublicPermission}
+     * @see {@link DriveFileModel#createPublicPassword}
+     */
+    async publishFile(URI: string, enablePassword = false, editable = false) {
+        await this.getAccessToken();
+
+        const [[pathType, token]] = DriveFileModel.parseURI(URI);
+        const type: PublicFileType =
+            pathType === 'wiki' ? pathType : getLarkDocumentType(pathType as LarkDocumentPathType);
+
+        const permission = await this.driveFileStore.updatePublicPermission(type, token, {
+                external_access_entity: 'open',
+                link_share_entity: editable ? 'anyone_editable' : 'anyone_readable',
+                copy_entity: 'anyone_can_view',
+                security_entity: 'anyone_can_view',
+                comment_entity: 'anyone_can_view'
+            }),
+            password = enablePassword
+                ? await this.driveFileStore.createPublicPassword(type, token)
+                : undefined;
+
+        return { permission, password } as PublishedFile;
+    }
+
     async getBiTableSchema(appId: string): Promise<BiTableSchema> {
         const { client } = this;
 
diff --git a/src/module/Drive/index.ts b/src/module/Drive/index.ts
index 7e6d2cb..ca949ac 100644
--- a/src/module/Drive/index.ts
+++ b/src/module/Drive/index.ts
@@ -4,7 +4,16 @@ import { buildURLData, splitArray } from 'web-utility';
 
 import { LarkData, LarkDocumentPathTypeMap, LarkDocumentType, UploadTargetType } from '../../type';
 import { UserIdType } from '../User/type';
-import { CopiedFile, DriveFile, DriveFileType, TransferOwner, TransferOption } from './type';
+import {
+    CopiedFile,
+    DriveFile,
+    DriveFileType,
+    PublicFileType,
+    PublicPermission,
+    PublicPermissionPatch,
+    TransferOption,
+    TransferOwner
+} from './type';
 
 export * from './type';
 
@@ -106,6 +115,33 @@ export abstract class DriveFileModel extends BaseListModel<DriveFile> {
         return body!.data!.file;
     }
 
+    /**
+     * @see {@link https://open.feishu.cn/document/server-docs/docs/permission/permission-public/patch-2}
+     */
+    @toggle('uploading')
+    async updatePublicPermission(
+        type: PublicFileType,
+        token: string,
+        permission: PublicPermissionPatch
+    ) {
+        const { body } = await this.client.patch<LarkData<{ permission_public: PublicPermission }>>(
+            `${this.baseURI}/../v2/permissions/${token}/public?${buildURLData({ type })}`,
+            permission
+        );
+        return body!.data!.permission_public;
+    }
+
+    /**
+     * @see {@link https://open.feishu.cn/document/server-docs/docs/permission/permission-public/permission-public-password/create}
+     */
+    @toggle('uploading')
+    async createPublicPassword(type: PublicFileType, token: string) {
+        const { body } = await this.client.post<LarkData<{ password: string }>>(
+            `${this.baseURI}/permissions/${token}/public/password?${buildURLData({ type })}`
+        );
+        return body!.data!.password;
+    }
+
     /**
      * @see {@link https://open.feishu.cn/document/server-docs/docs/permission/permission-member/transfer_owner}
      */
diff --git a/src/module/Drive/type.ts b/src/module/Drive/type.ts
index 5014076..d979ea4 100644
--- a/src/module/Drive/type.ts
+++ b/src/module/Drive/type.ts
@@ -14,6 +14,38 @@ export type DriveFile = Record<
 export type CopiedFile = Record<'type' | `${'parent_' | ''}token` | 'name' | 'url', string>;
 
 export type DriveFileType = LarkDocumentType | 'minutes' | 'folder' | 'wiki';
+export type PublicFileType = Exclude<DriveFileType, 'folder'>;
+
+type PublicEditableLevel = 'view' | 'edit';
+type PublicLinkAccessLevel = 'readable' | 'editable';
+type PublicLinkShareScope = `${'' | 'partner_'}tenant` | 'anyone';
+
+export type PublicCommentEntity = `anyone_can_${PublicEditableLevel}`;
+export type PublicPermissionLevel = PublicCommentEntity | 'only_full_access';
+export type PublicShareEntity = 'anyone' | 'same_tenant';
+export type PublicCollaboratorEntity =
+    | `collaborator_can_${PublicEditableLevel}`
+    | 'collaborator_full_access';
+export type PublicExternalAccessEntity = 'open' | 'closed' | 'allow_share_partner_tenant';
+export type PublicLinkShareEntity = `${PublicLinkShareScope}_${PublicLinkAccessLevel}` | 'closed';
+
+export interface PublicPermission {
+    external_access_entity: PublicExternalAccessEntity;
+    security_entity: PublicPermissionLevel;
+    comment_entity: PublicCommentEntity;
+    share_entity: PublicShareEntity;
+    manage_collaborator_entity: PublicCollaboratorEntity;
+    link_share_entity: PublicLinkShareEntity;
+    copy_entity: PublicPermissionLevel;
+    lock_switch: boolean;
+}
+
+export type PublicPermissionPatch = Partial<Omit<PublicPermission, 'lock_switch'>>;
+
+export interface PublishedFile {
+    permission: PublicPermission;
+    password?: string;
+}
 
 export interface TransferOwner {
     member_type: 'email' | 'userid' | 'openid';