1. Android Central Question's Avatar
    Why what happened when I switched on my Samsung Galaxy J5 mobile phone then said on the screen installing system update and then automatically said that no command.
    04-27-2020 12:05 PM
  2. mustang7757's Avatar
    Where you see this on lock screen?
    I'll leave a Link to register so you can communicate here as a guest account you can only post questions but can't reply.
    https://forums.androidcentral.com/sh...d.php?t=409154
    04-27-2020 12:27 PM
  3. Kizzy Catwoman's Avatar
    Is this before you boot into android? Is there a picture of an android on its back when it says no command?
    04-27-2020 12:57 PM
  4. B. Diddy's Avatar
    Welcome to Android Central! Force a shutdown by pressing and holding Power and Vol Down for about 20 seconds. Then see if you can power on again normally.
    04-27-2020 01:34 PM

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