Adding tickets to the SBB Mobile App

My travel agent booked by train ticket. How do I get this on the SBB app?

First of all: hello!

It is impossible.

Kind regards,
Roland

Darn. How do I reserve a seat?

So, I cannot get any of my tickets that my travel agent book uploaded to the SBB app?

No.

You can still reserve a seat, there is no need to have the ticket available in the app.

But read this first:

Kind regards,
Roland