This is the second time Xiaomi has suspended the Oreo update for Mi A1. Irrespective of the fact that Android One supposed to have a smooth and better Android update experience, but there are exceptions.
As new set bugs have been discovered and are expected to patched in next few days. The most recent build-8.1.10 fixed a host of bugs but couldn’t fix them all and also EIS wasn’t enabled.
This thread was posted on MIUI forum with users sharing their experience with the Oreo updates, Where few reported issues due to which the rollout was stopped again.