- Turn off both modem and router
- Try removing all the Ethernet cables connected to the router and wait for at least a minute if your Linksys router ports not working situation.
- Now, connect the router to your modem using an Ethernet cable.
- Connect the modem to a wall outlet and plug in the router to a power source.
- If the LED lights flash, check whether there are any issues with the Internet Service Provider.
- If any LAN port is not working, remove the Ethernet cable from the port and try connecting to another port on the router.
- Now, plug in the other end of the Ethernet cable from the LAN port of the router to your computer.
- If you find that the ports are still not working, try resetting the router.