閱讀990 返回首頁    go iPhone_iPad_Mac_apple

Black or sleep screen unchanged on startup

On powering up, password screen will not load up. Black screen only. Have tried turning on & off, shift+alt+command keys & power key simultaneously. Have also tried to reset NVRAM with command+Option+P+R keys to no avail!

最後更新：2017-09-29 01:21:27

  上一篇：go MBP 2017, filemaker and thunderbolt display
  下一篇：go Old apple accounts with lost passwords