You can buy an ethernet to usb c also known as thunderbolt 3 adapter to fix this problem.
How to wifi router connect.
The primary router is what was already used while the second router is to increase the signal and spread it in areas without signal.
Type ipconfig in the command prompt and press enter to run the command.
Open a web browser such as microsoft edge internet explorer chrome or firefox and request a connection to the router using its ip address.
Connect your main router to your modem via an ethernet cable then connect your computer to the router via a different ethernet cable.
Connect the router and the modem with an ethernet cable.
Plug the adapter into an ac outlet.
For best results place your router near your modem.
Routers and wireless routers enable you to share your broadband internet connection with multiple devices.
If you re using a mac you most likely don t have an ethernet port on your computer.
Perform the initial router setup.
The secondary wireless router is connected to the main router via an ethernet network cable.
Plug the other end into any free port on the first router other than its uplink port.
Tap the advanced button.
Connect a second wireless router.
If you need to find your router s ip address type cmd in the search window and press enter to open the command prompt.
Check that the power led illuminates.
A second router that doesn t have wireless capability must be connected to the first router with an ethernet cable.
For example type http 192 168 1 1 in the address bar to connect to a router that has 192 168 1 1 as its ip address.
Connect an ethernet cable to the broadband modem.
A dialog should open telling you to push the wps button on the router.
Tap the connect by wps button option.
Tap the wifi settings tab or menu.
Connect the power adapter to the back panel of the wireless router.