After upgrading my phone system to iOS 15.4.1, the most intuitive feeling is that there have been significant improvements in various aspects of performance. Especially in terms of signals, message reminders, and memory release, the experience has been significantly optimized, which undoubtedly improves the smoothness of daily use.
After the iOS 15.4.1 upgrade, the phone signal performance was unexpectedly good. Previously, there were only 1-2 grid signals in some areas, but now it can basically maintain a full grid state, which makes the call quality clearer and the internet experience smoother.
After upgrading to iOS 15.4.1, I found that my phone’s memory usage has decreased. From the original 55.3GB to 52.7GB, this 2.6GB release directly improves the overall operating efficiency of the phone, and the startup and switching of applications are also faster, without any lag. Although iOS 15.4.1 has brought positive changes in multiple aspects, there is still room for improvement in battery life and camera functionality, which affects the overall user experience and deserves further attention.
The iOS 15.4.1 version has brought positive optimizations in multiple core features, but at the same time, there are still some issues that need to be improved. When deciding whether to upgrade, users should consider their own needs and evaluate these advantages and disadvantages.
The following are the main feelings after the iOS 15.4.1 upgrade:
Signal strength: From weak signal to full grid.
Call quality: The signal becomes clearer after stabilizing.
Internet speed experience: smoother data transmission.
WeChat notification: The delay issue has significantly improved.
Memory release: significantly reduced usage.
Operating efficiency: The overall performance of the phone is smoother.
Application response: Start loading is faster.
Battery life: No significant improvement observed.
Power consumption: Some applications consume power quickly.
Camera screen flicker: Occasional still exists.
