Steps: Open ColdLar App-Select wallet (Click the top of App)-Click function key (...)-Coin management-ERC20-Search Token name -Click the coin to be added-Click to show and activate QR code-Open ColdLar wallet Pro 3-Click the”+” on the upper right corner-Re-click the “+” symbol-Click “Scan code to add token”-Scan ColdLar App to show coin and activate the QR code-Add coin successfully.