chore(readme): add upgrade step and QQ group in readme

README.md

@@ -4,7 +4,7 @@
 [![Stable](https://img.shields.io/github/v/release/wuwentao/midea_ac_lan)](https://github.com/wuwentao/midea_ac_lan/releases/latest)
 [![Super-Linter](https://github.com/wuwentao/midea_ac_lan/actions/workflows/linter.yml/badge.svg)](https://github.com/marketplace/actions/super-linter)
 
-English | [简体中文](README_hans.md) | [Discord Chat](https://discord.com/invite/ZWdd2fXndn)
+English | [简体中文](README_hans.md) | [Discord Chat](https://discord.com/invite/ZWdd2fXndn) | [QQ Group](https://qm.qq.com/q/l53SGEwlZ6)
 
 **_❗ [georgezhao2010/midea_ac_lan](https://github.com/georgezhao2010/midea_ac_lan) not update for a long time, we will maintain it now_**
 
@@ -18,6 +18,12 @@ Control your Midea M-Smart appliances via local area network.
 
 **_❗Note: Home Assistant 2023.8 or higher required for this integration_**
 
+## Upgrade from georgezhao2010/midea_ac_lan
+
+1. Remove old georgezhao2010/midea_ac_lan integration
+2. [Install current integration](#installation)
+3. Done, your device and data should be exist and works well as before.
+
 ## Supported brands
 
 ![ariston](brands/ariston.png) ![beverly](brands/beverly.png) ![bugu](brands/bugu.png) \
@@ -76,15 +82,15 @@ And more.
 > 2. open HACS, click [Custom repositories], Repository input: `https://github.com/wuwentao/midea_ac_lan`, Category select [Integration]
 > 3. **Restart Home Assistant**.
 
-### Option 2: Install with Script:
+### Option 2: Install with Script
 
 > run this script in HA Terminal or SSH add-on
 
 ```shell
 wget -O - https://github.com/wuwentao/midea_ac_lan/raw/master/scripts/install.sh | ARCHIVE_TAG=latest bash -
 ```
 
-### Option 3: Manual Install:
+### Option 3: Manual Install
 
 1. Download `midea_ac_lan.zip` from [Latest Release](https://github.com/wuwentao/midea_ac_lan/releases/latest)
 2. copy `midea_ac_lan.zip` to `/custom_components/midea_ac_lan` in Home Assistant.
@@ -171,7 +177,7 @@ Example
 
 ## Debug
 
-Turn on the debug log out，config in configuration.yaml
+Turn on the debug log，add below config in `configuration.yaml`
 
 ```yaml
 logger:

README_hans.md

@@ -4,7 +4,7 @@
 [![Stable](https://img.shields.io/github/v/release/wuwentao/midea_ac_lan)](https://github.com/wuwentao/midea_ac_lan/releases/latest)
 [![Super-Linter](https://github.com/wuwentao/midea_ac_lan/actions/workflows/linter.yml/badge.svg)](https://github.com/marketplace/actions/super-linter)
 
-[English](README.md) | 简体中文 | [Discord交流群](https://discord.com/invite/ZWdd2fXndn)
+[English](README.md) | 简体中文 | [Discord交流群](https://discord.com/invite/ZWdd2fXndn) | [QQ群](https://qm.qq.com/q/l53SGEwlZ6)
 
 **_❗ [georgezhao2010/midea_ac_lan](https://github.com/georgezhao2010/midea_ac_lan) 已经很长时间没有更新了, 我们将接替并持续更新_**
 
@@ -22,6 +22,12 @@
 
 **_❗注意: 本集成需要 Home Assistant 2023.8 或更高版本_**
 
+## 从[georgezhao2010/midea_ac_lan]迁移
+
+1. 删除旧的集成：[georgezhao2010/midea_ac_lan]
+2. [安装当前集成](#安装)
+3. 完成, 之前的设备和数据应该都存在了，直接正常使用即可.
+
 ## 已支持的品牌
 
 ![beverly](brands/beverly.png) ![bugu](brands/bugu.png) ![carrier](brands/carrier.png) \