This solution provides a fast and stable connection between the two devices. If none of the above solutions worked, try instead to connect Your router to Your SAMSUNG UN43NU7100 via Ethernet cable. You can see how to connect Your TV to a regular Wi-Fi network here.

In this situation, You should change the network to a regular network. If You have connected Your TV to a guest network, it may cause disconnections because the router and the TV cannot fully communicate with each other. Full access of the smart TV to the router Check if You are sure Your internet speed is fast enough to support Your smart TV. You may notice poor speed if You are watching 4k streaming videos because it uses a lot of bandwidth.

If Your Wi-Fi isn't strong and fast enough, Your SAMSUNG UN43NU7100 may disconnect completely. Try placing the router closer to Your TV. The router should be located in the center of Your house or room for proper signal strength and stability. In this case, You need to update Your router. Contact Your ISP, You may need to replace Your device. If Your SAMSUNG UN43NU7100 does not detect the wireless connection, it is likely that Your ISP has blocked the MAC address of the device. If You have an old model of modem/router, there may be a difficulty with the connection, in this situation You need to contact Your ISP and ask them to replace the modem/router so that You can reconnect Your TV to the network. However, if You can't access the internet, You should manually download and install the update, so You can reconnect to Your Wi-Fi network. If You can connect to the network long enough, Your SAMSUNG TV should automatically download the update, but otherwise You will need to find the tab where You will need to force the update. If Your TV's software is outdated, it can cause network problems or no network access at all. Go in and see how to fix the DNS error on Your smart TV. If something is wrong, You will have to manually set the DNS server address. When You try to connect Your TV to the internet, it tries to download the DNS server. DNS settings errorĪ TV that supports the internet also has a DNS, which is a domain name system. In this case, just reconnect to Your Wi-Fi network. It may happen that the SAMSUNG UN43NU7100 disconnects from the internet once, this may be because for example the network password may have been changed, or it could be a software error. Full access of the smart TV to the router.Why does a SAMSUNG UN43NU7100 keep disconnecting from the internet: Check these options that may cause Your smart TV to disconnect from the internet. These options will help you fix your network connection. In the following options, you can find the reasons and possible solutions to your problems with the network connection between your router and your SAMSUNG TV. Most cases of Wi-Fi connection problems are caused by the router and not the SAMSUNG UN43NU7100 itself, although that can happen too.

What is mac address on samsung tv