Wifi issue with Ubuntu 17.04 [duplicate]

Try this: (solved my problem with DNS)

1. Right click on Wi-Fi icon at the top-right corner of the screen
2. go to "Edit Connections..."
3. Mark your wifi network
4. click "Edit" button
5. Open "IPv4 Settings" tab
6. Choose method: "Automatic (DHCP) addresses only"
7. Copy&Paste 8.8.8.8, 8.8.4.4 to "DNS servers"
8. Save
9. Reboot PC

Here is a link of the bug.

And here is what you should try:

Open a terminal and type or paste this and run it:

sudo -H gedit /etc/NetworkManager/NetworkManager.conf

Then edit the file and add these lines to the bottom of the file:

[device]
wifi.scan-rand-mac-address=no

Save the file and run this command in a terminal:

sudo service network-manager restart

AIP (Answer in Progress)

Wild guess, have you tried changing your DNS?

sudo -H gedit /etc/resolv.conf 

change nameserver 127.0.0.53 to nameserver 8.8.8.8, save & close.