Does the Redmi Note 14 Pro+ 5G support Xiaomi encryption fast charging?

Yes, the Redmi Note 14 Pro+ 5G supports Xiaomi encryption fast charging.
For your reference, here is more information about Xiaomi encryption fast charging:
1. Xiaomi encryption fast charging is a proprietary fast-charging technology developed by Xiaomi that focuses on improving charging speed while ensuring the safety and security of both the device and the charger;
2. Only approved chargers can communicate with the device for fast charging, preventing compatibility issues or damage from inferior chargers;
3. Safe Power Delivery: The encrypted handshake process ensures that the phone and charger can agree on the appropriate power profile without the risk of overcharging or overheating;
4. Higher Current and Voltage: Xiaomi's systems can support charging rates up to 120W or more for compatible devices. This requires efficient power conversion and safety mechanisms to ensure the battery isn't harmed by the high charging speeds.