If a legitimate update is available for your specific model, the following methods are typically reported as "working": OTA (Over-the-Air)
Finding a formal academic "paper" on is difficult because this chipset is primarily used in generic Chinese Android automotive head units (often branded as Podofo , JAC , or YT5760B ) where technical documentation is rarely published in scholarly journals. Ac8257 Firmware WORK
When properly configured, it supports essential modern features like wireless CarPlay/Android Auto (ZLink) and 5G Wi-Fi connectivity. If a legitimate update is available for your