diff --git a/README.md b/README.md
index 64930af..f86b640 100644
--- a/README.md
+++ b/README.md
@@ -48,7 +48,7 @@ You can use [custom open telnet command](https://gist.github.com/zvldz/1bd6b2153
 
 After telnet to gateway via putty, there are two methods (Flash or Not) to enable telnet and public mqtt.
 
-## Not Flash modified firmware method (NOT for G2H, E1 hub, G3, G2H Pro)
+## Not Flash modified firmware method (NOT for G2H, E1 hub, G3, G2H Pro, M2 2022, M3)
 
 ```shell
 mkdir /data/bin
@@ -81,9 +81,15 @@ cd /data/bin
 wget -O /tmp/curl "http://master.dl.sourceforge.net/project/aqarahub/binutils/curl?viasf=1"; chmod +x /tmp/curl
 /tmp/curl -s -k -L -o /data/bin/mosquitto https://raw.githubusercontent.com/niceboygithub/AqaraCameraHubfw/main/binutils/mosquitto_g2hpro; chmod a+x /data/bin/mosquitto
 
+mkdir /data/scripts
+cd /data/scripts
+echo -e "#!/bin/sh\n\nfw_manager.sh -r\nfw_manager.sh -t -k" > /data/scripts/post_init.sh
+chmod +x /data/scripts/post_init.sh
+chattr +i /data/scripts; chattr +i /data/scripts/post_init.sh
+
 ```
 
-## Not Flash modified firmware method (for E1 hub, G3, M2 2022)
+## Not Flash modified firmware method (for E1 hub, G3, M2 2022, M3)
 
 ```shell
 mkdir /data/bin
@@ -91,6 +97,12 @@ cd /data/bin
 wget -O /tmp/curl "http://master.dl.sourceforge.net/project/aqarahub/binutils/curl?viasf=1"; chmod +x /tmp/curl
 /tmp/curl -s -k -L -o /data/bin/mosquitto https://raw.githubusercontent.com/niceboygithub/AqaraCameraHubfw/main/binutils/mosquitto_e1; chmod a+x /data/bin/mosquitto
 
+mkdir /data/scripts
+cd /data/scripts
+echo -e "#!/bin/sh\n\nfw_manager.sh -r\nfw_manager.sh -t -k" > /data/scripts/post_init.sh
+chmod +x /data/scripts/post_init.sh
+chattr +i /data/scripts; chattr +i /data/scripts/post_init.sh
+
 ```
 
 ## Flash M1S modified firmware method
@@ -133,15 +145,21 @@ If there is no any error generated, then restart gateway by reboot command.
 
 *Note: It updates firmware only if the checksum of the downloaded file is correct.*
 
+## For M2 old EU/Global
+Use [this tool](https://github.com/niceboygithub/AqaraM1SM2fw/tree/main/tools#gateway-global-tool) to clean telnet login password. The firmware before the version 4.0.4 was enabled telnetd as default. After clear the login password, you can this integration now.
+
+```
+chmod a+w /data/scripts/post_init.sh
+echo -e "#!/bin/sh\n\nfw_manager.sh -t -k" > /data/scripts/post_init.sh
+chattr +i post_init.sh
+```
+
 ## For G2H
 There is a way to [enable telnetd](https://github.com/niceboygithub/AqaraCameraHubfw/blob/main/binutils/README.md#aqara-camera-hub-g2g2h-znsxj12lm-related-binutils).
 
 ## For G3, G2H Pro
 There is a way to [enable telnetd](https://github.com/Wh1terat/aQRootG3) from #Wh1terat. After enabled telnet, you need use putty to telnet <ip of your G3>. Then enter the following commands.
 
-## For M2 old EU/Global
-Use [this tool](https://github.com/niceboygithub/AqaraM1SM2fw/tree/main/tools#gateway-global-tool) to clean telnet login password. The firmware before the version 4.0.4 was enabled telnetd as default. After clear the login password, you can this integration now.
-
 ```
 chmod a+w /data/scripts/post_init.sh
 echo -e "#!/bin/sh\n\nasetprop sys.camera_ptz_moving true\nfw_manager.sh -r\nfw_manager.sh -t -k" > /data/scripts/post_init.sh
@@ -168,6 +186,11 @@ touch /data/ota_dir/lumi_fw.tar
 chattr +i /data/ota_dir/lumi_fw.tar
 ```
 
+*Flash G3 customized firmware*
+
+USING AT YOUR OWN RISK.
+Go to this [link](https://github.com/niceboygithub/AqaraCameraHubfw/tree/main/modified/G3) and follow the intrusion after enabled telnet.
+
 
 ## How to check this component is working properly.
 Go to Configuration->Info->system_health
diff --git a/custom_components/aqara_gateway/core/utils.py b/custom_components/aqara_gateway/core/utils.py
index df45ec9..f710f9f 100755
--- a/custom_components/aqara_gateway/core/utils.py
+++ b/custom_components/aqara_gateway/core/utils.py
@@ -47,6 +47,7 @@
     'lumi.camera.agl001': ["Aqara", "Camera Hub G2H Pro", "ZNSXJ15LM"],
     'lumi.gateway.iragl8': ["Aqara", "Gateway M2 2022", "ZHWG19LM"],  # tested
     'lumi.gateway.acn012': ["Aqara", "Gateway M3", "ZHWG24LM"],
+    'lumi.gateway.agl004': ["Aqara", "Gateway M3", "HM-G01D"],
     'params': [
         ['8.0.2012', None, 'power_tx', None],
         ['8.0.2024', None, 'channel', None],