MacBook does not work on Wi-Fi after sleep

Possible solutions

Choose the method that matches your situation. Start with the simplest suitable option and check the result. If the problem is fixed, you do not need to continue with the other methods.

1. Reconnecting to Wi-Fi

   Disconnect and reconnect the connection after waking up; forget the network only with the password.

   Steps to follow

   1. Click on the Apple icon in the top left and select System Settings.
   2. Select Wi-Fi.
   3. Turn Wi-Fi off and after a short pause, turn it back on to connect to your network.
   4. If you need to forget a network, have the password first and only use the forget option for that network.
   5. Log in again, then compare sleep and wake. Do not delete system network files.

2. Operation without VPN or dock

   Compare waking up without extras and with another network.

   Steps to follow

   1. Save your work and shut down your Mac.
   2. Disconnect the dock and unnecessary accessories; Temporarily disconnect your VPN for a test, configure your work VPN.
   3. Turn it on, connect to your other network and compare the wake. Write down which combination works.

3. System and network configuration

   Check macOS update and managed profiles; do not delete system configuration files blindly.

   Steps to follow

   1. Click on the Apple icon in the top left and select System Settings.
   2. Select General.
   3. Select Software Update.
   4. Check the suggested update for the model; have a copy before a major upgrade.
   5. Identify the network or VPN management profile on the work computer with the administrator, do not delete it blindly.
   6. Compare connection after update and wake up; do not delete random plist network files.