Help Wireless update

[Itel it1702]

Since I updated the wireless update of the android,all my apps have stopped working

 

[Clementine_3]

What update and what phone? Is it rooted? Please provide a little more information...

 

[Phalon4]

If you're talking about ,(OTA) over the air updates from your mobile service provider. Sometimes it's best to do a factory reset of the device after the update is installed so the update will property install into the device.