The Xiaomi Mi 8 SE and Mi 10 Lite have received the call to MIUI 12. Both updates are rolling out as OTAs. The one for the Mi 10 Lite brings the global version of the device into line with the European variant, which Xiaomi upgraded to MIUI 12 in July.
https://www.notebookcheck.net/Xiaomi-Mi-8-SE-and-Mi-10-Lite-receive-MIUI-12-updates.491418.0.html