Download the correct for your region (Global, India, or China) from the official Xiaomi Community site.
Firmware updates refine how the Snapdragon 425 processor manages power states, potentially adding hours of standby time. Firmware Update on XIAOMI Redmi 5A
If you're comfortable with more advanced procedures, you can update your XIAOMI Redmi 5A's firmware using Fastboot. Here's how: Download the correct for your region (Global, India,
Always back up your photos, contacts, and messages. Battery Level: Ensure your phone has at least 50% charge . Firmware Update on XIAOMI Redmi 5A
If your Redmi 5A is stuck on an old MIUI version (e.g., MIUI 9), Xiaomi may have stopped OTA support. Then proceed to Method 2.
Use a stable Wi-Fi connection for large file downloads (typically 1.5GB to 2GB).