[Zenfone] The notification icons on status bar

These notification icons are for standard notifications and functions of your phone.

No SIM card: Shows no SIM card is inserted in the device
Mobile network: Shows the signal strength of the mobile network
MicroSIM card 1: Shows when a micro SIM card is inserted in micro SIM card slot 1
MicroSIM card 2: Shows when a micro SIM card is inserted in micro SIM card slot 2 (If the icon is displayed in green or the background of number is colored which indicates it's selected as preferred network)
Message: Shows when you have unread message
WIFI: Shows the signal strength of the WIFI network
Bluetooth: Bluetooth is on, please refer to  How to connect to internet via ZenFone by using "Bluetooth Tethering" ?
Battery life: Shows the battery level and status of the phone, please refer to How do I check what my battery is being used for ?
Micro SD: Shows when a micro SD card is inserted in the phone
Screenshots: Screenshot is taken, please refer to  How to take a screenshot on ZenFone? / How to take a screenshot on ZenFone 2 ?
Airplane mode: Airplane mode is enabled
WIFI hotspot: WIFI hotspot function is enabled
Smart saving mode: Smart saving mode is enabled. For details, please refer to Smart saving mode
Do not disturb mode: Incoming calls and notifications will be silenced. Do not disturb
Vibrate mode: Vibrate mode is enabled
Data Download: Phone is downloading data file
NFC: NFC function is enabled. For more details about NFC, please refer to  How to use NFC?
GPRS network indicator
Edge network indicator
3G network indicator
HSPD network indicator
HSPDA+ network indicator
4G network indicator
LTE network indicator
Data roaming indicator