1、Install “Google Authenticator”
IOS User: Search “Google Authenticator”in App Store.
Android User: Search“Google Authenticator”in APP Market.
Searching“Two-factor Authentication（双重验证）”in mini program of WeChat. You can use it without installation no matter of IOS or Android system.
2、Set Google Authentication
a. Open“2FA”in mini program of WeChat. Then operate according to the following instruction;
b. Log in TOKOK account，Click “Account Center”-“Security Center”-“Google Authentication”-”Set up Now”;
c. Enter into“Google Authentication”page, then scan”QR Code”via “2FA”in mini program of WeChat;
Caution：Please save the screenshot of the QR Code or write down the 16-bits key. You can recover your Google Authentication after your phone has changed or uninstalling Google Authenticator.
Tips: Please save screenshot of QR Code after adding “2FA” into your WeChat. You can recover your account data after your phone is lost or deleting the mini program.