Update quickstart.md (#497)

* Update quickstart.md

* Update quickstart.md

Author: meganskye

docs/build/zkEVM/quickstart.md

@@ -24,6 +24,12 @@ Developers can deploy existing contracts from other EVM chains to the zkEVM, and
 
 ## Connecting to zkEVM
 
+:::info Reminder
+**Astar zKatana testnet and its related documentation are under active development.** 
+
+All feedback is welcome and highly appreciated, so please report errors or inconsistencies to a team member or as an issue on the [Astar Docs Github repo](https://github.com/AstarNetwork/astar-docs/issues), thank you.
+:::
+
 To add the **Astar zkEVM** network to your wallet manually, enter the following details :
 <Tabs>
 <TabItem value="testnet" label="zKatana Testnet" default>
@@ -42,6 +48,10 @@ To add the **Astar zkEVM** network to your wallet manually, enter the following
 </TabItem>
 </Tabs>
 
+To add the network to MetaMask, use the data above or the link at the bottom of the respective block explorer page.
+
+## Bridging Assets
+
 The next step is to [bridge assets](/docs/build/zkEVM/bridge-to-zkevm.md) from Ethereum &rarr; Astar zkEVM. 
 
 :::important
@@ -52,13 +62,6 @@ Astar's canonical [zkEVM Bridge](https://portal.astar.network) does not inherit
 
 The development experience on zkEVM is seamless and identical to the Ethereum Virtual Machine. Developers building on zkEVM can use their existing code and tools to deploy on zkEVM, and dApp users will benefit from higher transaction throughput and lower fees. Read more about deploying smart contracts on the zkEVM [here.](/docs/build/zkEVM/smart-contracts/)
 
-## Metamask setup for zKatana Testnet
-To add zKatana testnet to MetaMask, use the link at the bottom of the [block explorer](https://zkatana.explorer.startale.com/), or fill in the following details manually:
-
-<div style={{textAlign: 'center'}}>
-  <img src={metamask} style={{width: 400}} />
-</div>
-
 ## Astar zkEVM Support for Developers
 
 Developers requiring support can open an issue on [Ethereum StackExchange](https://ethereum.stackexchange.com/) and tag it with `Astar` (preferred) or join the [Astar Discord server](https://discord.gg/astarnetwork).