How to transfer my progress from Steam to mobile?

How to transfer in-game progress from Steam to mobile platform?
Official guide

To transfer your progress from Steam to your mobile device, follow these steps:

1. Install the Plarium Play app from the official website plarium.com on your PC
2. Tap on Log in and then tap on Steam icon in the opened window to log into your current account
3. Agree to link your Steam and Plarium Play account in the opened window
4. Tap on Settings in Plarium Play
5. In the opened window, tap on Add email and password and specify your new login credentials

Afterward, you can use the created Plarium ID to log in on your mobile device.

[Asura's Echo]

I would also like to know how to use my Plarium ID in Steam since I already have it for mobile and the OG desktop version.

[Norscout]

How do I sign into steam as my plarium ID? I dont see that option in steam