How to solve problems with Wi-Fi on Mac

For many years Mac users have to face problems Wi-Ficonnection. The problem usually is sporadic, appearing mostly after installing a major operating system upgrade. Of course, a clean installation of macOS in most cases solves the problem, but today we can do less radical measures.

The first way

To Mac automatically recreate the network settings, we need to remove current.

  1. Turn off Wi-Fi in the status bar
  2. Create a backup of the settings just in case. To do this, create a folder on your desktop
  3. Launch Finder and press Command + Shift + G
  4. Specify the path to the folder /Library/Preferences/SystemConfiguration/
  5. Before us, open the folder with the following files:
  6. The moved all files to a folder on your desktop. So we have a backup if something goes wrong
  7. The SystemConfiguration folder should be empty after all
  8. Overload our Mac

In most cases, this method solves almost any problem with the network. However, if he did not help move on to the next method.

The second way

We need to change the MTU size the maximum size of a data packet. In some cases it can help.

  1. Launch “System preferences”
  2. Find the item “Network”
  3. Select our Wi-Fi connection and select “Location”. Editable
  4. Click on the “+” and add new occupancy. The name you specify in its sole discretion
  5. Click “Done”. Go to the item “Advanced”. Select the tab “Hardware”
  6. Set the following settings:

    Configuration – Manually
    The maximum packet size (MTU) – Custom
    In the box below enter 1453

  7. Apply the settings and reboot. It should work

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