If a Smartphone is Not Available, How Can Multi-Factor Authentication be Set Up?

Q. I do not have a smartphone. How can multi-factor authentication be set up?

A. Please use SMS authentication or phone (call) authentication.

Authentication software such as WinAuth, which is used on PCs, cannot be used with THERS accounts.
 

If setting up multi-factor authentication without using an authenticator app, please refer to the article below.

Reference: How to register multi-factor authentication without using an authenticator app？