I don’t have real-time access to current episode schedules in this moment, but here’s how you can quickly check when the next It: Welcome to Derry episode airs:

• Check the official HBO or HBO Max schedule: new episodes typically premiere on Sundays at 9:00 PM ET/PT in the U.S..

• Look at reliable entertainment outlets for the latest air date and streaming availability in your region (UK, US, etc.). They often list the episode title and air time for the upcoming week. Examples include Entertainment press sites and major outlets that cover TV air dates..

• If your region has a local TV provider or streaming platform, you can search within that service for “IT: Welcome to Derry” to see the next episode’s release date and time..

Direct answer: Based on typical release patterns for this series, new episodes have been airing on Sundays at 9:00 PM ET/PT on HBO/HBO Max, with streaming available shortly after or at the same time. However, for the exact date of the next episode in your location, please verify through HBO Max, your regional broadcaster, or a trusted entertainment news site.