turn off the car or ignition during the update. A power loss during the writing phase will permanently disable the head unit. : If possible, use the SP Flash Tool
He connected the USB OTG cable. The board’s tiny red power LED glowed solid. 8227l-demo android 8.1go update
He launched the pre-installed . It opened in under two seconds. On the old firmware, it would have crashed the launcher. He opened YouTube Go . It buffered instantly, saving data, playing smoothly without choking the single-core CPU. He toggled the Wi-Fi hotspot. It connected without the usual "Authentication error." turn off the car or ignition during the update