Why does my wifi automatically turn off during the sleep/lock mode?

[AC Question]

Hey there... I have a Lenovo A5000 and Im facing this automatic wifi turning of problem... it gets off in sleep mode, or when i lock ny phone... I've tried those keep wifi on during sleep methods... but it doesn't work... i have 2 of the Lenovo A5000 and both of then has the same problem... need help.. Plz Anyone...

 

[VidJunky]

Re: The WiFi automatically turns off during sleep/lock Mode...

I'm not familiar with your brand of phone but what OS version are you running? In your wifi settings you don't have one for keep wifi connected? Apps that do this kinda thing can sometimes be overridden by system settings.