Zyxel Switch CX4800 Series Release Note November 2026 FA-OS Firmware Version on all models (Click Hyperlink to download the firmware directly) Zyxel CX4800-56F - V2.00(ACJN.2)C0 New Feature and Enhancements 1. Enhance MAC-address maximum limit from 32K to 64K. Bug Fix Bug fixCS1. [eITS#260401986] Fixed device crash during…
Zyxel Switch GS1900 Series Release Note October 2026 Firmware Version on all models (Click Hyperlink to download the firmware directly) Zyxel GS1900-8 - V2.90(AAHH.3)C0 Zyxel GS1900-8HP - V2.90(AAHI.3)C0 Zyxel GS1900-8HP(Rev. B1) - V2.90(AAHI.3)C0 Zyxel GS1900-10HP - V2.90(AAZI.3)C0 Zyxel GS1900-16 - V2.90(AAHJ.3)C0 Zyxel…
BE Series Access Points Firmware Release Note October 2026 Overview This document provides firmware release information on Zyxel Access Points platforms, introduce new Access Points, new features and enhancements, bug fix, known issues and workarounds information for Release V7.40 Patch 2 C0. Supported Platforms (Click…
AX/AXE series Access Points Firmware Release Note October 2026 Overview This document provides firmware release information on Zyxel Access Points platforms, introduce new Access Points, new features and enhancements, bug fix, known issues and workarounds information for Release V7.12 Patch 1 C0. Supported Platforms (Click…
Zywall USG FLEX Series & ATP Series Release Note October 2026 Firmware Version on all models (Click the hyperlink to find the firmware file directly) /tr>FLEX SeriesDownload linkATP SeriesDownload…
Zywall USG FLEX H Series Release Note October 2026 Firmware Version on all models * Please use the cloud firmware upgrade function to upgrade USG FLEX H Series USG FLEX H SeriesFirmware…
Looking for a more flexible way to manage your Zyxel licenses without committing to fixed-term subscriptions? With Zyxel Pay As You Go (PAYG), you can activate supported services when you need them, track usage daily, and pay based on actual usage through a simple monthly billing cycle. And PAYG has continued to evolve.…
Zyxel Nebula Control Center Release Note Common NCC (Organization,Site-wide,etc.): * Added MSP custom domain support to enhance branding flexibility. (Nebula MSP Pack license is required) * PAYG now supports GSP subscription without Pro. * Administrator now can setup PAYG from License & Inventory page. * Added Uptime…
Zyxel Switch XMG1915 Series Release Note October 2026 ZyNOS Firmware Version on all models (Click Hyperlink to download the firmware directly) Zyxel XMG1915-10E - V4.80(ACGO.4)C0 Zyxel XMG1915-10EP - V4.80(ACGP.4)C0 Zyxel XMG1915-18EP - V4.80(ACGQ.4)C0 New Feature and Enhancements 1. Optimized system stability and…
Zyxel Nebula FWA710 Release Note July 2026 Firmware Version on all models (Click Hyperlink to download the firmware directly) Zyxel Nebula FWA710 - V1.70(ACGC.0)C0 New Feature and Enhancements N/A Bug Fix 1. [Vulnerability] Fix vulnerability - CVE-2025-11845. 2. [Vulnerability] Fix vulnerability - CVE-2025-11846. 3.…
Hi, USG Flex 200H firmware 1.40 ABWV.0 If I enable DoS Protection in the Security Policy using the default profile and low sensitivity, Internet browsing stops working. How can I fix this?
Hi, I have a GS1920 without PoE and need to periodically switch ports on and off. The goal is to make the connected device inaccessible. Do you have any idea how I can do this? Thanks!
According to a Zyxel security advisory from February 24, 2026, there exists a firmware version 5.17(ABQA.3.2)C0. The "Submit a request" page offers 5.17(ABQA.3.1)C0. Why is 3.2 not made available?
Hi, i have an Auerswald PBX with a nomadic SIP trunk from a VoIP provider. I replaced my ZyXEL USG Flex 110, which had been running the SIP trunk without any issues for over a year, with a USG Flex 200H, and since then, the PBX has stopped registering with the Provider-Registrar. Unfortunately, I’m not getting any error…
Hello everyone, I've enabled the DHCP Option 15 (DNS Suffix - domain-name) for all my interfaces, but seems that I'm unable to ping clients with or without the dns suffix. Does the USG FLEX 500H running uOS 1.40 support automatic registration of DHCP client hostnames in its local DNS, including A/PTR records and per-subnet…
When managing Zyxel Nebula devices like the USG60 AX, maintaining administrator ownership of your organization is essential for licensing tasks. If ownership is inadvertently transferred or locked, you may be unable to register new Professional Pack license keys. This article explains how to identify and resolve…
When deploying switches such as the XGS1930 series in local networks, port flapping on client connections can occasionally interrupt network stability. This article addresses how to identify, troubleshoot, and resolve continuous link-up and link-down behavior on specific switch ports. Port Flapping Symptoms and…
When deploying Zyxel Nebula devices, you might sometimes encounter issues where the Nebula Control Center (NCC) operates as if the organization is on the Base pack, despite having purchased a Nebula Pro Pack license. This article addresses how to identify and troubleshoot license status discrepancies in the Nebula portal.…
When managing Zyxel switches through the Nebula Control Center (NCC), you may sometimes observe that the switch is online, but critical information such as port status and connected device IP addresses is missing from the Nebula dashboard. This article addresses how timezone synchronization affects data reporting and how…
User @nubira hopes switch port can support enable/disable schedule so the connected device inaccessible. If anyone who likes this idea, please feel free to leave your comment and give it a vote. Original post
Hello everyone, I've a problem with my NAS when I use a DHCP reservation of same MAC Address but on different subnet. I use a subnet LAN2 (192.168.2.0/24) and LAN (192.168.1.0/24). For both I've reserved the same mac address for my QNAP NAS. In this configuration, seems that is some cases, the NAS request an IP from a…
My Zyxel NAS326 stopped working properly after a firmware update to version [ ]. The first update attempt failed, the second one completed. The data on the disks is very important and I have no backup, so I need a repair method that does not erase the volumes. Setup: 2 HDDs configured as two separate Basic volumes…
what should I do - in simple language please
Iphone keeps switching between 2 standards getting kicked by the accesspoint. I turned off all romaing features but it still happens: DCS client aware ON all other DCS off. Smart Steering off 8021d band select off assisted roamiing off 80211r off 2026-11-02 18:27:20BOVENWireless LANStation: c2:c8:c3:30:fb:67 has disassoc…
USG FLEX 700H V1.40(ABZI.0) Likely linked to this https://community.zyxel.com/en/discussion/33759/ui-slow-and-fast-in-places#latest All my address and address group Reference counter show 0 when in use
I have a large fleet of 100+ devices, which use Zyxel SecuExtender to connect to an enterprise network. When upgrading these devices to run newer operating systems, we reinstall Zyxel SecuExtender, and try to reactivate the same licenses, which as far as I am aware, were lifetime licenses, or if not, 3-year licenses, not…
Hello, I have a question regarding licences for firewalls USGFlex 200 and USGFlex 200H For the 200 Firewall device there are three kinds of licences available, if I’m not mistaken: Entry Defense Pack (EDP) UTM Security Pack Gold Security Pack I plan to get a USGFlex 200H soon and I’m interested in the UTM Security Pack…
Hello everyone, I've created a new Python application for linux that convert and refresh a blocklist into a TXT files, that can be used into our Flex H Series firewall. https://github.com/M4v3r1cK87/zyfeed The application take a blocklist URL and uses a local override for enhance the list. Then the list is converted into a…
Where I can donload this patch file "1.00(ACKP.2)b3 "
Hi, I am using a Zyxel NR5103E router (Three UK branded version) which is currently stuck on firmware version V1.00(ACBJ.0)b12. The router is unable to find any over-the-air (FOTA) updates automatically. I am using the device in Greece with a Cosmote SIM card. Checking for updates via the Web GUI results in a message that…
Hello everyone, I'm looking for the latest original Zyxel firmware file for the Zyxel NR5313 5G router. I've searched online but haven't been able to find it. If anyone has the original firmware file or knows where I can find it, I would really appreciate it if you could share it with me. Thanks in advance for your help!
Hello, I have a Zyxel NR7101 Generic EU running V1.00(ABUV.8)C0. The public download page offers ABUV.11 C0, but your security advisory lists ABUV.12 B4 as a patch available through support. The support form keeps redirecting me to the warranty page. How can I obtain the latest recommended firmware? Can I upgrade directly…
Hello, I own from a second hand a Zyxel NR7101 outdoor 5G router with the following firmware versions: Device: NR7101 Current firmware: V1.00(ABUV.11)C0 LTE/5G module firmware: RG502QEAAAR13A02M4G According to security advisory CVE-2026-3871, firmware V1.00(ABUV.12)B4 addresses a vulnerability affecting my device. Could…
Model: SBG3300-NB00 Current Version: V1.01(AAIW.1) Requested File: V1.01(AAIW.9)C0 I don't know where to download it. Seems that it is the latest one for this model.
Good day. When will be upgrade firmware?
I bought NR5103E (Three Branded) from a third-party seller. It is unlocked for all SIMs. Can I get the non-Three Branded firmware to flash on this device? For some reason, 5G SA and CA are not working for me. As I bought from a third-party seller, I can also not ask for help from Three ISP. If possible can anyone provide…
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University Hospital in Gangdong ——————————————————————————————————————————————————————— Overview The university hospital in Gangdong District faced significant network challenges, including frequent connectivity drops, congestion in high-density areas, and network security concerns. To address the issues, the hospital…
Perfumerias Ana ——————————————————————————————————————————————————————— Overview Perfumerias Ana, a beauty and personal care company with more than 50 years of experience, has modernized its WiFi infrastructure with Zyxel Networksʼ solutions, delivered through its partner Go Sistemas, S.L. The new deployment ensures…
Hotel Mayur Simran ——————————————————————————————————————————————————————— Overview Hotel Mayur Simran transformed from a traditional establishment into a modern four-floor hotel with fifty guest rooms. As part of this expansion, the hotel required a reliable and scalable network infrastructure to support its operations…
