You cannot change your WiFi password directly from your iPhone

Your iPhone connects to WiFi but does not control it. The password lives in your router — the box that broadcasts the signal — not on your phone. To change it, you need to log into your router's settings page using any device with a web browser, or use your router's mobile app if the manufacturer provides one.

This is the same whether you rent your router from your internet provider or own it outright. The steps differ slightly depending on your router model, but the basic process is identical: find your router's IP address, log in with your admin password, and change the WiFi password in the wireless settings.

Key Takeaways

  • Your router's IP address is usually printed on a sticker on the back or bottom of the device, or you can find it by checking your iPhone's WiFi settings.
  • The default admin username and password are also on that sticker, though you may have changed them when you first set up the router.
  • After you change the password in the router settings, all devices — including your iPhone — will disconnect and need the new password to reconnect.
  • If you rent your router from your internet provider, contact them for help; if you own it, the manufacturer's support site has step-by-step guides for your specific model.

Finding your router's IP address from your iPhone

Open Settings on your iPhone, then tap WiFi. Find the network you are currently connected to and tap the information icon (the small circle with an "i" inside it) next to the network name. Look for the line labeled Router — the number shown there is your router's IP address, usually something like 192.168.1.1 or 192.168.0.1.

Write this number down or take a screenshot. You will use it to reach your router's login page from any web browser on your iPhone, computer, or tablet.

Logging into your router from your iPhone's browser

Open Safari or any web browser on your iPhone. In the address bar, type the IP address you found (for example, 192.168.1.1) and tap Go. A login page should appear asking for a username and password.

The default username is usually admin and the default password is also admin, though some routers use admin and password, or admin and a blank field. Check the sticker on the back or bottom of your router — it lists the default credentials. If you changed these when you first set up the router and cannot remember them, you will need to reset the router to factory settings, which erases all your custom settings.

Changing the WiFi password in your router settings

After you log in, look for a section called Wireless, WiFi, or Network. The exact location and naming vary by manufacturer — Netgear, TP-Link, Linksys, and others all arrange their menus differently. Look for a field labeled WiFi Password, Passphrase, Pre-Shared Key, or PSK.

Clear the current password and type your new one. Most routers require at least 8 characters and accept letters, numbers, and symbols. After you enter the new password, look for a Save, explore, or OK button and tap it. The router will restart, which takes 30 seconds to a few minutes.

During the restart, your iPhone will disconnect from WiFi. When the router comes back online, you will see your network name in the WiFi list again, but it will no longer be connected. Tap it, enter your new password, and you will be back online.

Using your router's mobile app instead

Many router manufacturers offer mobile apps that let you change the WiFi password without typing an IP address into a browser. Search your router's brand name plus "app" in the App Store — for example, "Netgear Nighthawk" or "TP-Link Tether". read the app and log in with the same admin credentials you use for the web interface.

The app usually has a simpler layout than the web page and guides you through the password change step by step. This is often easier on an iPhone than navigating the browser version, especially if your router's web interface is cluttered or hard to read on a small screen.

If you rent your router from your internet provider

If your router came from your internet provider — Comcast, Verizon, AT&T, or another company — the process may be different. Some providers lock down the router settings so you cannot change them yourself, or they require you to use their own app or website instead of the router's built-in interface.

Contact your provider's customer support and tell them you want to change your WiFi password. They can either walk you through the steps for their specific equipment or change it for you remotely. This usually takes a few minutes on the phone.

What to do if you cannot log in

If the default username and password do not work, you may have changed them when you first set up the router and forgotten them. Your only option is to reset the router to factory settings, which erases all your custom settings including the current WiFi password.

Most routers have a small reset button on the back or bottom. Use a paperclip or the tip of a pen to press and hold it for 10 to 15 seconds while the router is powered on. The lights will flash and the router will restart. After it comes back online, the WiFi password will be back to the default (usually printed on the sticker), and you can log in with the default admin credentials to set a new password.

Frequently Asked Questions

Will changing my WiFi password disconnect all my devices?

Yes. When you save the new password in the router settings, all devices currently connected will drop off WiFi. They will see your network in the available list but will not reconnect until you enter the new password. You will need to do this on each device — your iPhone, laptop, smart TV, printer, and anything else that uses WiFi.

What if I forget the new password I just set?

Log back into the router settings using the IP address and admin credentials, go to the WiFi or Wireless section, and you will see the current password displayed there. Write it down or take a screenshot this time. If you forget the admin password itself, you will need to reset the router to factory settings.

Can I change my WiFi password from the iPhone WiFi settings menu?

No. The WiFi settings on your iPhone only let you connect to networks and forget them. To change the password, you must access the router itself through a web browser or app. Your iPhone does not have permission to change router settings.

Do I need to be connected to WiFi to change the password?

Yes, you need to be connected to the network to reach the router's settings page. If you are not currently connected, connect first using the old password, then follow the steps to log into the router and change it.

What password should I use for my new WiFi password?

Use something at least 12 characters long that mixes uppercase letters, lowercase letters, numbers, and symbols. Avoid using your name, address, or anything that appears on the router sticker. Write it down in a safe place or use a password manager so you do not forget it.