[Update: One UI 2.0 beta update rollout will start on October 21 for the Galaxy S10 series in Spain.]
Samsung is going to start the One UI 2.0 beta program to the Galaxy S10 series in India on October 21. India will be the fourth country to receive the One UI 2.0 beta update after South Korea, Germany, and the US.
Please note that Beta version is for participating users only. It is not the official software and therefore it may cause some malfunctions. In addition, not all features may be present.
If you have Samsung Galaxy S10e, S10 or S10+ (Samsung unlocked device), you can register for the Beta program. Registration is via the Samsung Members app.