EMUI 11.1 is on the horizon, according to multiple reports. Possibly arriving as early as March 2021 alongside the P50 series, EMUI 11.1 is expected to be the farewell for EMUI 11, with Huawei switching to HarmonyOS after that.
https://www.notebookcheck.net/EMUI-11-1-will-succeed-EMUI-11-as-early-as-March-2021-but-it-will-be-the-last-version-of-EMUI-before-Huawei-switches-to-HarmonyOS.519397.0.html