https://wccftech.com/android-11-based-one-ui-3-0-developer-program-now-open-for-galaxy-s20-series/

Now that Android 11 has been made available by a number of smartphone manufacturers, Samsung is stepping up their game as well because just today, they have gone ahead and introduced that the Android 11 based One UI 3.0 developer beta is now available for the Galaxy S20 series devices. Developers can now register for it, and prepare for the full OTA that should be arriving sometime this fall.

Samsung is currently rolling out the One UI 2.5 to older devices, which means that this is certainly good news that the One UI 3.0 is heading to the developer beta phase just after a full release. However, it could potentially mean that current users may have to wait a bit longer to get the latest OS on their device. Something that we had hoped would be resolved. This is what Samsung had to say,