Because the MT6580 lacks official Android 9 vendor blobs, developers must "port" files from donor devices with similar hardware. This often leads to "bugs" where the camera, GPS, or Bluetooth fail to function because of driver incompatibilities.
The MediaTek MT6580 is a chipset that refuses to die. Launched in 2015 as a budget 3G-only solution, it powered hundreds of millions of phones like the Infinix Hot 4, Tecno W3, and various no-name "rugged" devices. mt6580 firmware android 9