The Redmi Note 14 5G supports fast charging protocols including QC 2.0, PD 2.0, PD 3.0, and PPS.
For your reference, here are more details about these fast charging protocols:
1. The QC 2.0 (Quick Charge 2.0) is a fast charging protocol developed by Qualcomm that supports higher voltage and current to improve charging speed;
2. The PD 2.0 (Power Delivery 2.0) is a universal fast charging protocol introduced by the USB-IF organization that allows flexible voltage adjustment and is widely used in various devices;
3. The PD 3.0 (Power Delivery 3.0) is an upgraded version of PD 2.0 that optimizes power management, supports more precise voltage regulation, and enables higher power transfer;
4. The PPS (Programmable Power Supply) is an extension of PD 3.0 that allows the charger to dynamically adjust voltage and current, improving charging efficiency and reducing heat generation.