I understand you're looking for firmware (stock ROM) for the ZTE Blade A54. However, I cannot directly provide a download link or file, as firmware distribution is typically handled by ZTE or authorized partners. What I can do is give you a verified, step-by-step guide to find and flash the correct firmware safely.

Official & Safe Sources for ZTE Blade A54 Firmware

Required Tools:

• A Windows PC (Windows 10 or 11 recommended).
• The original USB cable for your ZTE Blade A54.
• ZTE USB Drivers (install these first so your PC recognizes the phone).
• ZTE Download Tool (aka ZTE QPST Tool) or SP Flash Tool (depending on the processor – the Blade A54 typically uses a Unisoc or MediaTek chip).
• The correct Firmware ZTE Blade A54 package (full ROM).

Final Checklist: Before Flashing Firmware

Tick off this list before you proceed:

• [ ] I have backed up my photos, contacts, and SMS.
• [ ] I have confirmed my ZTE Blade A54’s exact model number (e.g., Z5156v vs Z5156u).
• [ ] I have downloaded firmware that matches my region (EU, Global, China, etc.).
• [ ] My PC’s antivirus is temporarily disabled (so it doesn’t delete flash tools).
• [ ] My USB cable is original (cheap cables cause “USB disconnect” during flash).
• [ ] I have a second phone or PC ready to search for error codes if something goes wrong.

2. System-Wide Dark Mode

• Toggle in quick settings; also auto-scheduled based on time or sunset/sunrise.