Add or Remove Wi-Fi Networks on Mac - OS X Guide

Managing Saved Wi-Fi Networks in OS X
OS X automatically stores details of every Wi-Fi network you successfully join. This feature provides convenience by eliminating the need to repeatedly input credentials when switching between networks.
However, this automatic saving can also present certain drawbacks.
Potential Issues with Saved Networks
Connecting to networks sharing common names, like "xfinitywifi," can lead your computer to automatically join them when in range.
Consider a scenario where your primary network is temporarily unavailable. Your system might connect to a weaker, slower network nearby.
This automatic connection can be frustrating, potentially causing unexpectedly slow internet speeds.
You might not immediately recognize the cause of the slowdown, leading to confusion.
Adding and Removing Wi-Fi Networks
This guide will demonstrate how to both add and remove Wi-Fi networks within OS X.
Regularly reviewing and removing outdated saved networks is highly recommended.
A long list of old networks can contribute to connection issues and unnecessary complexity.
Why Prune Your Network List?
- Improved Connection Speed: Removing weak or unused networks can prioritize stronger, preferred connections.
- Reduced Confusion: A cleaner list minimizes the chance of accidentally connecting to the wrong network.
- Enhanced Security: Regularly reviewing networks can help identify and remove potentially compromised connections.
Taking the time to manage your saved Wi-Fi networks ensures a smoother and more reliable internet experience on your OS X system.
Deleting Networks
The process starts by accessing the network preferences and selecting the "Advanced" button.

Once the advanced panel is displayed, ensure the "Wi-Fi" tab is selected. Then, identify the network you wish to remove and click the "-" button.

A confirmation dialog will then appear, prompting you to verify your choice. Select "Remove" to permanently delete the network from your stored networks.

Regularly reviewing and cleaning your list of saved networks is highly recommended for optimal performance.
Network Addition Procedures
The process of incorporating networks, including those that are hidden, is straightforward. It involves simply clicking the "+" button and providing the required details.

Essential information to input includes the SSID, which represents the network name, and the selection of the appropriate security protocol, such as WEP, WPA, or WPA2.

Upon connecting to this newly added network, a password will be required if the network is secured. The network details are now stored, having been entered manually.
As observed in earlier screenshots, networks can be reordered by dragging them into your preferred sequence. This is particularly useful when managing multiple saved networks without needing to delete any.
Further details regarding network rearrangement are available in a previously published article. This provides a more comprehensive explanation of the ordering process.
For users who also utilize the Windows 8.1 operating system, instructions on manually removing saved networks from that platform have also been documented.
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