Publishing Service window doesn’t show up

We are on Sitecore 9.2 with SXA 1.9. Installed Sitecore Publishing Service 4.0.1. Everything is working fine but when we try to publish the content from Experience Editor, it still shows the default publishing window rathe than the one comes with Publishing Service.

What’s new in SIA with Sitecore 9.3?

Sitecore announced Experienced Platform 9.3 at Symposium in Orlando. Which comes a lot of new features, enhancements and performance improvements in all the areas