How to safely shut down or force shut down alcatel devices

alcatel Idol 5s alcatel Idol 5s
alcatel Idol 5 alcatel Idol 5
alcatel A7 XL alcatel A7 XL
alcatel A7 alcatel A7
alcatel U5 HD alcatel U5 HD
alcatel Pulsemix alcatel Pulsemix
alcatel Idol 5s (USA) alcatel Idol 5s (USA)
alcatel OT-980 alcatel OT-980
alcatel OT-890 alcatel OT-890
alcatel OT-890D alcatel OT-890D
alcatel OT-918D alcatel OT-918D
alcatel OT-918 alcatel OT-918
alcatel OT-891 Soul alcatel OT-891 Soul
alcatel OT-908 alcatel OT-908
alcatel OT-908F alcatel OT-908F
alcatel OT-910 alcatel OT-910
alcatel OT-990 alcatel OT-990
alcatel OT-995 alcatel OT-995
alcatel OT-906 alcatel OT-906
alcatel OT-985 alcatel OT-985