updated dashboard

collections/dashboard/tfchain/tf_token_bridge.md

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+# TF Token Bridge
+
+Transferring TFT between Stellar and Tfchain
+
+## Usage
+
+This document will explain how you can transfer TFT from Tfchain to Stellar and back.
+
+![bridge page](../img/bridge.png)
+
+## Prerequisites
+
+- Stellar wallet
+
+- Account on TFchain (use TF Dashboard to create one).
+
+## Stellar to Tfchain
+
+You can deposit to Tfchain using the bridge page on the TF Dashboard
+
+A deposit of tokens from the Stellar network onto TF-Chain needs to happen from a Stellar wallet, like in the ThreeFold Connect App.
+
+You have 2 options:
+
+- TFT needs to be sent to the bridge account
+- specifying in the memo field the twinID that was generated with the Twin creation e.g. twin_110 (dont forget twin_)
+- Note there is a transaction cost of 1 TFT.
+
+Or
+
+- You can scan the QR code
+
+![bridge](../img/bridge_deposit.png)
+
+## Tfchain to Stellar
+
+You can bridge back to stellar using the bridge page on the dashboard, click *withdraw*:
+
+After indicating the destination address and the amount to be transferred, click *Send*.
+
+![withdraw](../img/bridge_withdraw.png)
+
+A withdraw fee of 1 TFT will be taken, so make sure you send a larger amount as 1 TFT.
+The amount withdrawn from TFChain will be sent to your Stellar wallet.