How to update network
How to update
I am sorry but your are not really providing enough description for me to do anything but guess what you mean. Which equipment? What do you mean by update network?
Connect to Wi-Fi on your iPhone, iPad, or iPod touch - Apple Support
If your iPhone, iPad, or iPod touch won’t connect to a Wi-Fi network - Apple Support
Test Wi-Fi networks with Apple Network Responsiveness - Apple Support
Recommended settings for Wi-Fi routers and access points - Apple Support