Essential has promised to deliver the Android Oreo 8.0 to its smartphones early, but till now the update is in beta phase. Company is making sure that they are in track by releasing the beta update to Android Oreo beta testers before the public release.
Today Essential has released the third Android Oreo beta build and the update weighs around 106.5MB. Changelogs shows that it fixed beta 2 issues like January Android security patch including Spectre and Meltdown with bug fixes. New features in the update includes Smart text selection, instant apps, PIP, Google Play Protect security scans.
The update is available via OTA, to check for the update head to settings -> About-> Software update.