The A55’s 13MP main sensor isn’t spectacular, but it’s not terrible either. The problem is oversharpening and washed-out colors in the stock camera app. Why? Because the firmware’s image signal processing (ISP) tuning is rushed.

Let’s quantify what "better firmware" looks like on the ZTE Blade A55:

✅ P651A10V1.0.0B09 (latest as of Q2 2025)

Scroll down to System , then tap on System Update .

A hidden aspect of "firmware better" is the . Poor cellular signal drains battery rapidly.

Flashing custom firmware voids your warranty and carries a bricking risk. Only proceed if you are comfortable with SP Flash Tool and unlocking the bootloader.

Before exploring advanced modification methods, ensuring your device runs the latest official release is the easiest way to make the device's software function optimally. Manufacturers routinely roll out Over-The-Air (OTA) updates that contain essential bug fixes and performance enhancements.

If OTA updates fail, you can download official packages directly from the ZTE Support Portal .

Upgrading to a better firmware version for your ZTE Blade A55 is the ultimate way to breathe new life into your smartphone. Whether you choose to wait for the latest official software optimization from ZTE or take matters into your own hands via manual flashing, the results speak for themselves: faster speeds, longer battery life, and a more secure interface. Proceed carefully, follow the instructions precisely, and enjoy your optimized device.

: Eliminates background architectural bugs that clog the Unisoc processor.

Adjusts how the phone handles heat, preventing severe performance drops during gaming.

: Resolved issues with Wi-Fi connectivity, Bluetooth pairing, or camera app crashes. 4. How to Get "Better" Firmware