diff --git a/ReadME.MD b/ReadME.MD
index 35cf1d9..d74870c 100644
--- a/ReadME.MD
+++ b/ReadME.MD
@@ -1,20 +1,102 @@
-# Kubernetes 1.22
-cs:~containers/charmed-kubernetes-814
+## 安装 Charm 2.x
+
+```bash
+sudo snap install charm --channel=2.x --classic
+```
+
+## 基础安装包
+
+```bash
+charm list-resources cs:~containers/etcd-583
+wget https://api.jujucharms.com/charmstore/v5/~containers/etcd-583/resource/etcd/3 -O etcd.tar.gz
+
+charm list-resources cs:~containers/easyrsa-373
+wget https://api.jujucharms.com/charmstore/v5/~containers/easyrsa-373/resource/easyrsa/5 -O easyrsa.tar.gz
+
+charm list-resources cs:~containers/kubernetes-master-990
+wget https://api.jujucharms.com/charmstore/v5/~containers/kubernetes-master-990/resource/cni-amd64/12 -O cni-amd64.tar.gz
+wget https://api.jujucharms.com/charmstore/v5/~containers/kubernetes-master-990/resource/cni-arm64/12 -O cni-arm64.tar.gz
+wget https://api.jujucharms.com/charmstore/v5/~containers/kubernetes-master-990/resource/cni-s390x/12 -O cni-s390x.tar.gz
+
+charm list-resources cs:~containers/kubernetes-worker-757
+wget https://api.jujucharms.com/charmstore/v5/~containers/kubernetes-worker-757/resource/cni-amd64/983 -O cni-amd64.tgz
+wget https://api.jujucharms.com/charmstore/v5/~containers/kubernetes-worker-757/resource/cni-arm64/974 -O cni-arm64.tgz
+wget https://api.jujucharms.com/charmstore/v5/~containers/kubernetes-worker-757/resource/cni-s390x/986 -O cni-s390x.tgz
+
+charm list-resources cs:~containers/calico-838
+wget https://api.jujucharms.com/charmstore/v5/~containers/calico-812/resource/calico/1027 -O calico.tgz
+wget https://api.jujucharms.com/charmstore/v5/~containers/calico-812/resource/calico-arm64/1026 -O calico-arm64.tgz
+wget https://api.jujucharms.com/charmstore/v5/~containers/calico-812/resource/calico-node-image/709 -O calico-node-image.tgz
+wget https://api.jujucharms.com/charmstore/v5/~containers/calico-812/resource/calico-upgrade/854 -O calico-upgrade.tgz
+wget https://api.jujucharms.com/charmstore/v5/~containers/calico-812/resource/calico-upgrade-arm64/854 -O calico-upgrade-arm64.tgz
+```
+
+## 向 controller 上传资源
+
+```bash
+juju attach-resource <charm-name> resource-name=<filepath>
+juju attach-resource calico calico=/home/sa/charm/calico/calico-amd64.tar.gz
+juju attach-resource calico calico-upgrade=/home/sa/charm/calico/calico-upgrade-amd64.tar.gz
+```
+
+## Snap Download
+
+```bash
+#!/bin/bash
+
+set -eux
+
+SNAP_CHANNEL="1.21/stable" # Need juju 2.9
+
+ALL_SNAPS="kube-apiserver kube-scheduler kube-controller-manager kube-proxy kubectl kubelet cdk-addons"
+MASTER_SNAPS="kube-apiserver kube-scheduler kube-controller-manager kube-proxy kubectl cdk-addons"
+WORKER_SNAPS="kube-proxy kubelet kubectl"
+
+# Download Juju 2.9
+snap download --channel=2.9 juju
+
+# Download latest snaps from designated channel
+for snap in $ALL_SNAPS
+do
+  snap download --channel=$SNAP_CHANNEL $snap
+done
+
+# Attach new snaps to master units
+for snap in $MASTER_SNAPS
+do
+  juju attach kubernetes-master $snap=`ls ${snap}_*.snap`
+done
+
+# Attach new snaps to worker units
+for snap in $WORKER_SNAPS
+do
+  juju attach kubernetes-worker $snap=`ls ${snap}_*.snap`
+done
+
+# Upgrade to new snaps on masters, one at a time
+for unit in `juju status --format json | jq -r '.applications|.["kubernetes-master"].units | keys[]'`
+do
+  juju run-action $unit upgrade --wait
+done
+
+# Upgrade to new snaps on workers, one at a time
+for unit in `juju status --format json | jq -r '.applications|.["kubernetes-worker"].units | keys[]'`
+do
+  juju run-action $unit upgrade --wait
+done
+```
+
+## Final Release
+
+需要手动做 Fix
 
 ```Bash
-charm pull cs:~containers/etcd-633
-charm pull cs:~containers/easyrsa-419
-charm pull cs:~containers/kubernetes-master-1077
-charm pull cs:~containers/kubernetes-worker-815
-charm pull cs:~containers/containerd-177
-charm pull cs:~containers/kata-138
-charm pull cs:~containers/calico-838
-charm pull cs:~containers/flannel-596
-# Extend
-charm pull cs:~containers/kubeapi-load-balancer-843
-charm pull cs:~containers/keepalived-110
-charm pull cs:~containers/coredns-20
-# Other
-charm pull cs:~containers/ubuntu-20
-charm pull cs:~containers/nrpe-75
+https://raw.githubusercontent.com/charmed-kubernetes/bundle/main/releases/1.21/bundle.yaml
+charm pull cs:~containers/containerd-146
+charm pull cs:~containers/easyrsa-395
+charm pull cs:~containers/etcd-607
+charm pull cs:~containers/kubernetes-master-1034
+charm pull cs:~containers/kubernetes-worker-788
+charm pull cs:~containers/calico-812
+charm pull cs:~containers/kubeapi-load-balancer-814
 ```
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