1、Download Mecha's Android client https://Mechainfinity.com | Mecha Official Channel

1、Download Mecha's Android client
https://Mechainfinity.com

2、How to Add Polygon to MetaMask? （If already done, please skip）
① Installing and setting up MetaMask
② Configuring the wallet
https://academy.binance.com/en/articles/how-to-add-polygon-to-metamask 

3、Login to the marketplace to get the game QR code.
Use wallet login https://marketplace.mechainfinity.com/#/login
Go to my account and check the QR code
There are two ways to log into the game using a QR code:
 Scan the QR code directly with a mobile phone with mecha installed
② Save the QR code to the mobile phone album, click the game SCAN QR CODE, select the album icon in the upper right corner, and read the saved QR code picture. 

4、Tutorial on Activating the Activation Code