This firmware is only for Xiaomi Mi A3 Phablet with Qualcomm Snapdragon 665 as CPU.
Buy it NOW from Gearbest.com only 179.99 USD
Download MIUI v10.3.4.0 for Xiaomi Mi A3 4G Phablet from here
Type: Global Stable
MIUI version: V10.3.4.0.PFQMIXM
Android version: 9.0
Size: 1.82 GB
Platform: Qualcomm Snapdragon 665
Image name: laurel_sprout_global_images_V10.3.4.0.PFQMIXM_20190815.0000.00_9.0_00838b4c0e
Caution: Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data.