If you can, the problem is with your personal network.

Go to school, work, the library, or a friend’s house and see if you can get online there. If you haven’t already, try connecting your MacBook to a different Wi-Fi network. You should restart your router even if other devices can connect to the Internet. The first thing to do is to restart your MacBook and your wireless router. How do I fix when there’s no Internet connection on my MacBook? Shut down your MacBook and wait at least one minute before you start it up again. But you’d still be able to connect to the Wi-Fi network. If you were to unplug that cable you’d lose Internet connection. Your router has an ethernet cable connected to the back of it. And usually, that network connects to the Internet. We often use the terms interchangeably, but your Wi-Fi is not actually the same as your Internet connection. How can my Mac have WiFi but no Internet? Whatever the cause of your problem, you should be able to fix it with our tips below. It could be down to your router, your Internet service provider, or your MacBook software. Your MacBook might be on Wi-Fi but with no Internet connection for a range of different reasons. Why is my MacBook connecting to WiFi but not to the Internet? Renew the DHCP Lease in Network preferences Change your Mac’s Domain Name System (DNS)

Make sure your date, time, and location are correct How do I fix when there’s no Internet connection on my MacBook?.How can my Mac have WiFi but no Internet?.Why is my MacBook connecting to WiFi but not to the Internet?.

Use mac as hotspot extender