There are so many Reasons behind WiFi not working on iPhone, iPad. Might be software or hardware problems. here I showing possible reasons and troubleshooting guides on how to fix wifi symbol or WiFi icon not showing in status bar. Compare to earlier version on iOS and Apple Device, Apple improved very stable and functional WiFi service in iPhone, iPad and iPod Touch. if you lost or can’t able to connect any WiFi network, then you can resolve yourself very easily with ease. on many forums, also I seen some folks have query on WiFi keeps disconnecting time to time. or Can’t able to connect automatically when network available.
if you are in WiFi range and WiFi already turned on iDevice, Your device automatically turned WiFi and showing iCon in status bar. Get here: how to Fix Wi-Fi problems on Mac OS X: iMac, MacBook
Steps on Fix WiFi not working on iPhone, iPad: iOS 10 or iOS 9
Reboot or Restart your device, Press and Hold Sleep/ Wake button until you show Slide to power off toggle black screen, Otherwise Force restart By press and Hold Sleep/ Wake + Hold button at once.
if you are using WiFi dongle or USB adapter then restart it, Might be your device can’t gathering data over air. Or Might be issues with ip conflict.
Reconnect after erase WiFi network details from iDevice. Go to Settings > Wi-Fi > Tap on (i) icon > Forgot This network. Reconnect network by tap on name and enter correct security password.
This one is very useful to most iOS users. WiFi connection waiting for long time/ WiFi continuously searching or WiFi not working on iPhone.
Reset WiFi network setting. Settings > General > Reset > Reset Network Setting.
After that you have to reconnect password as a new connection.
Please check your WiFi settings haven’t disabled or restricted your iP address. Otherwise reset WiFi router. You iP block from router So you can manage it (Called DHCP Client list – List of all device with iP address and Name).
Please check your device up to date, running on latest iOS version. With this you can short out minor bug fixed and improve network interface.
if you tried any alternative solved trick on WiFi disabled or WiFi not working on iPhone, iPad or iPod Touch, Share with other on comment.