diff --git a/.env.example b/.env.example
index 7d63ce3..28b487d 100644
--- a/.env.example
+++ b/.env.example
@@ -10,6 +10,7 @@ SERVER_PORT = portnumber
 JWT_SECRET = ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890
 JWT_EXPIRATION = [0-9]*(y|d|h|m|s)
 REFRESH_EXPIRATION = [0-9]*(y|d|h|m|s)
+PWA_REFRESH_EXPIRATION = [0-9]*(y|d|h|m|s)
 
 MAIL_USERNAME = mail_username
 MAIL_PASSWORD = mail_password
diff --git a/README.md b/README.md
index 713f57a..4896a21 100644
--- a/README.md
+++ b/README.md
@@ -25,20 +25,21 @@ services:
     container_name: ff_member_administration_server
     restart: unless-stopped
     environment:
-      - DB_TYPE=mysql
+      - DB_TYPE=<mysql|sqlite> # default ist auf mysql gesetzt
       - DB_HOST=ffm-db
-      - DB_PORT=<number> # fallback ist auf 3306 gesetzt
+      - DB_PORT=<number> # default ist auf 3306 gesetzt
       - DB_NAME=ffadmin
       - DB_USERNAME=administration_backend
       - DB_PASSWORD=<dbuserpasswd>
       - JWT_SECRET=<tobemodified>
-      - JWT_EXPIRATION=<number[m|d] - bsp.:15m>
-      - REFRESH_EXPIRATION=<number[m|d] - bsp.:1d>
+      - JWT_EXPIRATION=<number[m|d] - bsp.:15m> # default ist auf 15m gesetzt
+      - REFRESH_EXPIRATION=<number[m|d] - bsp.:1d> # default ist auf 1d gesetzt
+      - PWA_REFRESH_EXPIRATION=<number[m|d] - bsp.:5d> # default ist auf 5d gesetzt
       - MAIL_USERNAME=<mailadress|username>
       - MAIL_PASSWORD=<password>
       - MAIL_HOST=<url>
-      - MAIL_PORT=<port>
-      - MAIL_SECURE=<boolean>
+      - MAIL_PORT=<port> # default ist auf 578 gesetzt
+      - MAIL_SECURE=<boolean> # default ist auf false gesetzt
       - CLUB_NAME=<tobemodified>
       - CLUB_WEBSITE=<tobemodified>
     volumes:
diff --git a/src/command/refreshCommand.ts b/src/command/refreshCommand.ts
index e0404c8..80b14cc 100644
--- a/src/command/refreshCommand.ts
+++ b/src/command/refreshCommand.ts
@@ -1,5 +1,6 @@
 export interface CreateRefreshCommand {
   userId: number;
+  isFromPwa?: boolean;
 }
 
 export interface DeleteRefreshCommand {
diff --git a/src/command/refreshCommandHandler.ts b/src/command/refreshCommandHandler.ts
index 86841ad..709f51b 100644
--- a/src/command/refreshCommandHandler.ts
+++ b/src/command/refreshCommandHandler.ts
@@ -1,11 +1,9 @@
 import { dataSource } from "../data-source";
 import { refresh } from "../entity/refresh";
-import { REFRESH_EXPIRATION } from "../env.defaults";
+import { PWA_REFRESH_EXPIRATION, REFRESH_EXPIRATION } from "../env.defaults";
 import InternalException from "../exceptions/internalException";
-import { JWTHelper } from "../helpers/jwtHelper";
 import { StringHelper } from "../helpers/stringHelper";
 import UserService from "../service/user/userService";
-import { JWTRefresh } from "../type/jwtTypes";
 import { CreateRefreshCommand, DeleteRefreshCommand } from "./refreshCommand";
 import ms from "ms";
 
@@ -16,10 +14,6 @@ export default abstract class RefreshCommandHandler {
    * @returns {Promise<string>}
    */
   static async create(createRefresh: CreateRefreshCommand): Promise<string> {
-    // let createRefreshToken: JWTRefresh = {
-    //   userId: createRefresh.userId,
-    // };
-    // const refreshToken = await JWTHelper.create(createRefreshToken);
     const refreshToken = StringHelper.random(32);
 
     return await dataSource
@@ -29,7 +23,9 @@ export default abstract class RefreshCommandHandler {
       .values({
         token: refreshToken,
         user: await UserService.getById(createRefresh.userId),
-        expiry: new Date(Date.now() + ms(REFRESH_EXPIRATION)),
+        expiry: createRefresh.isFromPwa
+          ? new Date(Date.now() + ms(PWA_REFRESH_EXPIRATION))
+          : new Date(Date.now() + ms(REFRESH_EXPIRATION)),
       })
       .execute()
       .then((result) => {
diff --git a/src/controller/authController.ts b/src/controller/authController.ts
index dd4fee7..e3f5af2 100644
--- a/src/controller/authController.ts
+++ b/src/controller/authController.ts
@@ -8,9 +8,6 @@ import UserService from "../service/user/userService";
 import speakeasy from "speakeasy";
 import UnauthorizedRequestException from "../exceptions/unauthorizedRequestException";
 import RefreshService from "../service/refreshService";
-import UserPermissionService from "../service/user/userPermissionService";
-import PermissionHelper from "../helpers/permissionHelper";
-import RolePermissionService from "../service/user/rolePermissionService";
 
 /**
  * @description Check authentication status by token
@@ -39,6 +36,7 @@ export async function login(req: Request, res: Response): Promise<any> {
 
   let refreshCommand: CreateRefreshCommand = {
     userId: id,
+    isFromPwa: req.isPWA,
   };
   let refreshToken = await RefreshCommandHandler.create(refreshCommand);
 
@@ -83,6 +81,7 @@ export async function refresh(req: Request, res: Response): Promise<any> {
 
   let refreshCommand: CreateRefreshCommand = {
     userId: tokenUserId,
+    isFromPwa: req.isPWA,
   };
   let refreshToken = await RefreshCommandHandler.create(refreshCommand);
 
diff --git a/src/env.defaults.ts b/src/env.defaults.ts
index a662555..159845b 100644
--- a/src/env.defaults.ts
+++ b/src/env.defaults.ts
@@ -13,6 +13,7 @@ export const SERVER_PORT = Number(process.env.SERVER_PORT ?? 5000);
 export const JWT_SECRET = process.env.JWT_SECRET ?? "my_jwt_secret_string_ilughfnadiuhgq§$IUZGFVRweiouarbt1oub3h5q4a";
 export const JWT_EXPIRATION = process.env.JWT_EXPIRATION ?? "15m";
 export const REFRESH_EXPIRATION = process.env.REFRESH_EXPIRATION ?? "1d";
+export const PWA_REFRESH_EXPIRATION = process.env.PWA_REFRESH_EXPIRATION ?? "5d";
 
 export const MAIL_USERNAME = process.env.MAIL_USERNAME ?? "";
 export const MAIL_PASSWORD = process.env.MAIL_PASSWORD ?? "";
@@ -35,6 +36,7 @@ export function configCheck() {
   if (JWT_SECRET == "" || typeof JWT_SECRET != "string") throw new Error("set valid value to JWT_SECRET");
   checkMS(JWT_EXPIRATION, "JWT_EXPIRATION");
   checkMS(REFRESH_EXPIRATION, "REFRESH_EXPIRATION");
+  checkMS(PWA_REFRESH_EXPIRATION, "PWA_REFRESH_EXPIRATION");
 
   if (MAIL_USERNAME == "" || typeof MAIL_USERNAME != "string") throw new Error("set valid value to MAIL_USERNAME");
   if (MAIL_PASSWORD == "" || typeof MAIL_PASSWORD != "string") throw new Error("set valid value to MAIL_PASSWORD");