Samsung is now rolling out fifth One UI 2.0 beta for the Galaxy S10 series in the US. It is available on the Sprint and T-Mobile network. It should be there for the unlocked Galaxy S10 devices very soon. This update comes with fixes for several bugs.
When you see the official changelog (below), you will get the bug fixes includes in this beta update is less than the 4th beta. This is a good sign that Samsung is going to release the stable One UI 2.0 update.
It also means that could be the last One UI 2.0 beta update, as the company has already stopped new beta registrations for the Galaxy S10 series.
The software version of this update is G970USQU2ZSKF, G973USQU2ZSKF, and G975USQU2ZSKF for the Galaxy S10e, Galaxy S10, and Galaxy S10+ respectively.
You can download this update manually by heading into the Settings > Software update > Download and install.