The first batch of Xiaomi's MIUI 12.5 Enhanced Edition rollout began weeks ago and the company already has its sights set on the second batch. That rollout is scheduled to start on October 8, with seven devices listed as eligible.
https://www.notebookcheck.net/MIUI-12-5-Enhanced-Edition-Xiaomi-confirms-seven-devices-for-second-batch-of-rollout.562060.0.html