sj4000 problems

  1. S

    SJ4000 WIFI doesn t work but he have sound and signal on pc

    Hello. I have a problem with my SJ4000 WIFI. I have signal on pc, sound.. but the screen is blank/white. I try to change firmware with the new and a lot of firmware's from differents sites but it doesn t work. Why i should to do? video with my problem:
  2. A

    Is my SJ4000 bricked or ?

    Hi, I got SJ4000 from aliexpress (not know original or not). It has 1.5 screen and wifi. I used only in summers two or less times. Today I tried in my car as dash cam. I made the changes to start recording while charging to recording while driving there is no problem. It started to recording...