diff --git a/README.md b/README.md
index 2a0e620df..149e85d6d 100755
--- a/README.md
+++ b/README.md
@@ -20,20 +20,15 @@ SRS/5.0 is a simple, high efficiency and realtime video server, supports RTMP/We
SRS/5.0,[Bee](https://github.com/ossrs/srs/wiki/Product#release50) 是一个简单高效的实时视频服务器,支持RTMP/WebRTC/HLS/HTTP-FLV/SRT。
+[](https://ossrs.net/wiki/images/SRS-SingleNode-4.0-hd.png)
+
+> Note: The single node architecture for SRS, for detail please see [here](https://www.figma.com/file/333POxVznQ8Wz1Rxlppn36/SRS-4.0-Server-Arch).
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SRS is licenced under [MIT](https://github.com/ossrs/srs/blob/develop/LICENSE) or [MulanPSL-2.0](https://spdx.org/licenses/MulanPSL-2.0.html),
and note that [MulanPSL-2.0 is compatible with Apache-2.0](https://www.apache.org/legal/resolved.html#category-a),
but some third-party libraries are distributed using their [own licenses](https://github.com/ossrs/srs/wiki/LicenseMixing).
-[](https://ossrs.net/wiki/images/SRS-SingleNode-4.0.png)
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-> Note: For detail about the picture, please see [figma](https://www.figma.com/file/333POxVznQ8Wz1Rxlppn36/SRS-4.0-Server-Arch).
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-[](https://ossrs.net/wiki/images/SRS-Overview-4.0.png)
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-> Note: The cluster architecture for SRS. If image load fail, please see it at [here](https://www.processon.com/view/link/619f29791efad425fd699fd2).
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## Usage
Build SRS from source:
@@ -77,9 +72,7 @@ Note that if convert RTMP to WebRTC, please use [`rtmp2rtc.conf`](https://github
> and **HTTPS Live Streaming([CN](https://github.com/ossrs/srs/wiki/v4_EN_DeliveryHttpStream#https-flv-live-stream) / [EN](https://github.com/ossrs/srs/wiki/v4_EN_DeliveryHttpStream#https-flv-live-stream))**,
> however HTTPS proxy also works perfect with SRS such as Nginx.
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From here, please read wikis:
* [Getting Started](https://github.com/ossrs/srs/wiki/v4_EN_Home#getting-started), please read Wiki first.
@@ -187,9 +180,7 @@ but some third-party libraries are distributed using their [own licenses](https:
Please read [FEATURES](trunk/doc/Features.md#features).
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## Changelog
Please read [CHANGELOG](trunk/doc/CHANGELOG.md#changelog).