iPhone 18 Pro “Unable to Join the Network” Error: Wi-Fi Channels in Use by Several Other Networks

The use of Wi-Fi is an indispensable part of your iPhone experience. Sometimes, you may not be able to connect to a Wi-Fi network. One problem you may have is that the router refuses to accept the connection. One of the error messages you may receive on your iPhone 18 Pro or iPhone 18 Pro Max is this:

Unable to join the network “network name.” This network is operating on Wi-Fi channels in use by several other nearby networks. Restarting your wireless router may allow it to automatically choose the best channel to use, and may resolve this problem.

This error will appear when you attempt to connect to an SSID (your Wi-Fi network) and after you enter the password. This is not a wrong password problem. This problem occurs when the correct password is entered. It may especially occur after you reset your network settings, because resetting removes all network settings, including your home, work, and school network configurations. In this article, I explain how you can fix this problem.

Install the latest software first

Apple asks you to do this before changing anything else. If your device can’t join a Wi-Fi network, can’t access network resources or the internet after joining, or can’t use certain software with private addresses, you should install the latest software updates. Then try again before you decide whether to turn off any privacy features.

1. Go to Settings.
2. Tap General.
3. Tap Software Update. The currently installed version of iOS is shown, and whether an update is available.

Restart your iPhone 18 Pro and your router

Restarting is an easy step and may fix this problem. As you may notice, the error message itself says to restart the router. Restart your device first:

1. Press and hold either volume button and the side button until the power-off slider appears.
2. Drag the slider, then wait 30 seconds for your device to turn off.
3. To turn your device back on, press and hold the side button (on the right side of your iPhone) until you see the Apple logo.

Then restart your router. Unplug the power source, wait at least 30 seconds and then plug it back in. Wait at least a minute for the router to start working fully and then try to connect again.

Turn Location Services on, not off

This one runs against the advice you will find elsewhere, so it is worth being clear about. Apple’s guidance is to make sure that your device has Location Services turned on for Wi-Fi networking, because regulations in each country or region define the Wi-Fi channels and wireless signal strength allowed there. Given that this error is about channels, turning Location Services off is more likely to make things worse. Apple adds that Location Services helps to ensure that your device can reliably see and connect to nearby devices, and that it performs well when using Wi-Fi or features that rely on Wi-Fi, such as AirPlay or AirDrop.

1. Open Settings > Privacy & Security.
2. Tap Location Services, then turn on Location Services.
3. Scroll to the bottom of the list, then tap System Services and turn on Networking & Wireless.

Change the Private Wi-Fi Address setting

Some users have told us that they were able to fix this problem by changing Private Wi-Fi Address for the network they could not join. It is not a simple on/off switch — it offers three settings.

1. Open Settings > Wi-Fi.
2. If you aren’t currently connected to the network, tap Edit in the upper-right corner of the screen.
3. Tap the More Info button next to the network name.
4. Tap Private Wi-Fi Address, then tap Off, Fixed, or Rotating.

Apple describes the three this way. Off means your device uses its hardware MAC address. Fixed means your device uses a private address, but the private address doesn’t rotate, regardless of the network’s security or length of time since you last joined the network. Rotating means your device uses a private address that rotates to a different private address every 2 weeks.

Trying Fixed before Off is worth doing, because it keeps the privacy benefit while giving the router a stable address to work with.

Apple notes that if the device forgets the network, then it will also forget the private address used with that network unless it has been less than 24 hours since the network was last forgotten.

Check your router settings

The error is telling you something real about the router, so this is where the fix often is. Apple publishes recommended settings, and three of them matter here.

• Channel: set to Auto. Each band of your router is divided into multiple, independent communication channels, like lanes in a street. When channel selection is set to automatic, your router selects the best Wi-Fi channel for you. If you have multiple routers, configure each to use a different channel, especially if they are close to each other. If your router doesn’t support automatic channel selection, Apple says to choose whichever channel performs best in your network environment, which varies depending on the Wi-Fi interference in your network environment, including interference from other routers and devices that are using the same channel.
• Security: set to WPA3 Personal for better security, or set to WPA2/WPA3 Transitional for compatibility with older devices.
• Network name: set to a single, unique name (case-sensitive) for all bands. Apple warns to use a name that’s unique to your network, and not to use common names or default names such as linksys, netgear, dlink, wireless, or 2wire. Otherwise, devices that join your network are more likely to encounter other networks that have the same name, and then automatically try to connect to them.

That last point is worth reading twice if you are seeing this error, since a default or duplicated network name is exactly the condition it describes.

To change your router’s settings, use the configuration webpage or app provided by the router’s manufacturer. Consult the router’s documentation or its manufacturer for details. After changing settings, you might need to forget the network on each device that previously joined the network.

Reset network settings

If your issue continues, reset network settings. Apple’s guidance is to reset network settings only if other solutions fail.

1. Open the Settings app.
2. Tap General.
3. Tap Transfer or Reset iPhone.
4. Tap Reset.
5. Tap Reset Network Settings. This resets all Wi-Fi networks and passwords, cellular settings, and VPN and APN settings.

Note that if you reset network settings, your iPhone 18 Pro uses a different private address the next time it joins the network.