To set or fix it
- Events → select the event → Actions ▾ → Edit this event.
- In Location & complexes, make sure Complex 1 has a street address, city and state.
- Click Save event. The detected timezone updates right after the save.
Automatically, from your venue's address. Edit Event uses the first complex with a full address (street, city and state). You'll see it under the times on Edit this event: "Detected event timezone".
To set or fix it