I would't recommend installig all these apps that are being mentioned. There is a big chance it's full of spyware, adware or other stuff you don't want. Disabling the game optimisation service isn't a solution. Samsung needs to wake up and do something about this.
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" in the applications go to 'game optimizing service', make a forced shutdown and uninstall updates of the application. " Doesn't work, phone still reboots while gaming.
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I did a factory reset, formatted and then tested my SD card, reïnstalled everything and it worked for one day. Now it's rebooting again. No way i am driving half an hour to some service center. I am thinking of buying a Nokia.
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Same here, since a couple of days the J3 (2017) is rebooting all the time. I have done a hard reset already and even without the SD card it's rebooting spontaneously. I hope there will be a fix soon, it already cost me too much time!
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