How to power off, restart and force restart OPPO A58

How to power off and restart (reboot) OPPO A58 when the phone works normally. and How to force restart in case the phone hang, frozen, or the screen goes black, you can't touch it. For details, please watch the video!
#HowtopoweroffOPPOA58 #HowtorestartOPPOA58

Music in this video:
Onycs - Eden. Free download : bit.ly/eden-download
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