Does the Redmi Note 14 Pro+ 5G support Dual apps?

Yes, the Redmi Note 14 Pro+ 5G supports Dual apps.
For your reference, here is more information about Dual apps:
1. Dual Apps is a feature that allows you to run two separate instances of the same APP. This is particularly useful for people who need to use two different accounts simultaneously on the same app;
2. To enable Dual apps, you can open the [Settings] APP on your phone >> select [Apps] >> enter [Dual apps] >> tap the APP you want to duplicate. After creating it successfully, you can check it from the Home screen.
3. Be aware that Dual apps can consume additional storage space, so check your phone's storage regularly; Before enabling, ensure that the APPs you want to use support the Dual apps feature.