my device's flashlight has not open when my system update.And lagging problem

[Arif69]

flishlight not open

[Anonymous]

What? Restart your device and check if is your Flashlight is broken!

[samfan156]

Restart or hard reset your phone bro

[Samsung_Support2]

Dear Samsung Member,

Greetings from Samsung Customer Support!

We apologize for your inconvenience. To resolve your device hanging issue please visit this link: https://www.samsung.com/in/support/mobile-devices/how-to-restart-the-device-when-freezed-or-hanged/  

For further assistance, register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).

Thank you for writing to Samsung.  

Warm Regards, 
Samsung Customer Support 

[Arif69]

my devices system update version is very slow.
example: network connectivity, apps loading time is too much long, gaming apps is very slow..

[Arif69]

so many problems in my devices system. network connectivity is very slow.