In addition to a new security patch, the update optimizes the network connections in some scenarios, system stability, and improves the battery endurance in some scenarios.
Device: Realme X7 Pro Version: RMX2121_11_A.13 Region: India Changelog: [Security] Updated Android security patch:Feb, 2021 [System] Optimized the system stability [Endurance] Improve battery endurance in some scenarios [Networks] Optimized the network connection in some scenarios [source]