Xiaomi is now gracing owners of the Redmi Note 9 and Redmi Note 9S with MIUI 12.5 updates. For the Redmi Note 9, the new update is being rolled out to Indonesian models along with Android 11, while owners of the European ROM Redmi Note 9S get their first taste of MIUI 12.5.
https://www.notebookcheck.net/MIUI-12-5-lands-on-the-EU-Redmi-Note-9S-as-Xiaomi-expands-rollout-for-the-Redmi-Note-9.554633.0.html