IMPORTANT: To prevent upgrade failures, please read the following before proceeding with the upgrade process As the following figure shows, the switch connects to two different groups. It is required that the computers in the two groups cannot communicate with each other, but both of them can access the internet via the router.

Please verify the hardware version of your device for the firmware version. Wrong firmware upgrade may damage your device and void the warranty. ( Normally Vx.0=Vx.6/Vx.8 (eg:V1.0=V1.6/V1.8); Vx.x0=Vx.x6/Vx.x8 (eg:V1.20=V1.26/V1.28) Please note: The products of TP-LINK partly contain software code developed by third parties, including software code subject to the GNU General Public Licence (“GPL“), Version 1/Version 2/Version 3 or GNU Lesser General Public License ("LGPL"). You may use the respective software condition to following the GPL licence terms. A firmware update can resolve issues that the previous firmware version may have and improve its current performance. To Upgrade

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To avoid wireless disconnect issue during firmware upgrade process, it's recommended to upload firmware with wired connection unless there is no LAN/Ethernet port on your TP-Link device. Aby zapobiec nieoczekiwanemu rozłączeniu, NIE przeprowadzaj aktualizacji pliku ISP za pomocą połączenia bezprzewodowego jeżeli nie jest to konieczne (na przykład gdy urządzenie TP-Link nie ma portu LAN/Ethernet).

Config VLAN บนอุปกรณ์ TP-Link Smart Switch TP-Link TL-SG108PE 8-Port Gigabit Easy Smart Switch with 4-Port PoE TP-LINK TL-SG108PE 8-Port Gigabit Easy Smart PoE Switch, 4-Port PoE, จ่ายไฟ POE 802.3af จำนวน 4 Port สูงสุด 55W Zalecamy wyłączyć wszystkie aplikacje korzystające z internetu lub rozłączyć połączenie z Internetem na urządzeniu przed przeprowadzeniem aktualizacji. Configure the default VLAN 1 to make sure the router can communicate with all ports of the two switches. It's recommended that users stop all Internet applications on the computer, or simply disconnect Internet line from the device before the upgrade.

To Upgrade

Do NOT turn off the power during the upgrade process, as it may cause permanent damage to the product.

NIE odłączaj urządzenia od prądu podczas trwania aktualizacji. Może to spowodować trwałe uszkodzenia. Some official firmware of TP-Link products can be replaced by the third party firmware such as DD-WRT. TP-Link is not obligated to provide any maintenance or support for it, and does not guarantee the performance and stability of third party firmware. Damage to the product as a result of using third party firmware will void the product's warranty. Open Source Code For Programmers (GPL) VLAN (Virtual Local Area Network) is a technology that can solve broadcasting issues. A LAN can be divided into several VLANs logically, and only the hosts in a same VLAN can communicate with each other. Your device's configuration will not be lost after upgrading, which means you don't need to configure your device again after upgrading.As the following figure shows, a company has two groups which connect to two switches. It is required that the two groups cannot communicate with each other, but both of them can access the internet. Please note: The products of TP-Link partly contain software code developed by third parties, including software code subject to the GNU General Public Licence (“GPL“), Version 1/Version 2/Version 3 or GNU Lesser General Public License ("LGPL"). You may use the respective software condition to following the GPL licence terms.