diff --git a/static/testnet/update-user-tx.png b/static/testnet/update-user-tx.png
new file mode 100644
index 000000000..36ed9766c
Binary files /dev/null and b/static/testnet/update-user-tx.png differ
diff --git a/versioned_docs/version-0.1.0/testnet/basics.md b/versioned_docs/version-0.1.0/testnet/basics.md
index bdc311103..ee155b617 100644
--- a/versioned_docs/version-0.1.0/testnet/basics.md
+++ b/versioned_docs/version-0.1.0/testnet/basics.md
@@ -17,6 +17,7 @@ You can use any substrate-compatible wallet but the easiest way to get started i
 ---
 
 ## Signing Up
+
 1. Go to `Developer` > `Extrinsics` and choose from drop down menu `identity` and `newUser`.
 
 ![newUserTx](/testnet/new-user-tx.png)
@@ -29,7 +30,20 @@ You can use any substrate-compatible wallet but the easiest way to get started i
 
 3. Click `Submit Transaction` to send the transaction. You should see an `ExtrinsicSuccess` message in few seconds.
 
-----
+---
+
+## Update user
+
+1. Go to `Developer` > `Extrnsics` and choose from drop down menu `identity` and `updateUser`.
+
+![updateUserTx](/testnet/update-user-tx.png)
+
+2. Enter update information
+You can choose to update username or phone number or both of them
+
+3. Click `Submit Transaction` to send the transaction. You should see an `ExtrinsicSuccess` message in few seconds.
+
+---
 
 ## Appreciate Someone
 
diff --git a/versioned_docs/version-0.1.0/testnet/validator.md b/versioned_docs/version-0.1.0/testnet/validator.md
index 0a0439e97..ccb4d2527 100644
--- a/versioned_docs/version-0.1.0/testnet/validator.md
+++ b/versioned_docs/version-0.1.0/testnet/validator.md
@@ -45,7 +45,7 @@ Alternatively, you can clone the Karmachain open source Github repo and build a
 1. Copy the command below to a text editor.
 
 ```bash
-sudo docker run --name karmachain-node --rm --mount source=chain-data,target=/chain-data -p 30333:30333 -p 9944:9944 -p 9933:9933 teamkarmacoin/karmachain:tn2 --base-path /chain-data --chain chain-spec/chainSpecTN2.json --port 30333 --ws-port 9944 --unsafe-ws-external --rpc-port 9933 --rpc-cors all --rpc-methods Unsafe --validator --name [YOUR_NODE_NAME] --bootnodes /dns/testnet.karmaco.in/tcp/30333/p2p/12D3KooWSFwns9MXoQStMhytZZso7cKfTTt3ivW2tEqBunfz9MZv
+sudo docker run --name karmachain-node --rm --mount source=chain-data,target=/chain-data -p 30333:30333 -p 9944:9944 -p 9933:9933 teamkarmacoin/karmachain:tn2 --base-path /chain-data --chain chain-spec/chainSpecTN2.json --port 30333 --ws-port 9944 --unsafe-ws-external --rpc-port 9933 --rpc-cors all --rpc-methods Unsafe --validator --name [YOUR_NODE_NAME] --bootnodes /dns/testnet.karmaco.in/tcp/30333/p2p/12D3KooWSFwns9MXoQStMhytZZso7cKfTTt3ivW2tEqBunfz9MZv --telemetry-url "wss://telemetry.polkadot.io/submit/ 0"
 ```
 
 2. Modify the command to set your node's name as the value of the `--name` flag.