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 Firmware…
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…
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.…
Zyxel Nebula FWA70 Release Note July 2026 Firmware Version on all models (Click Hyperlink to download the firmware directly) Zyxel Nebula FWA70 - V1.70(ACRF.0)C0 New Feature and Enhancements N/A Bug Fix 1. [Vulnerability] Fix vulnerability - CVE-2026-1460. Please refer to the Download Link for more details.
Hello, I have a German-market Zyxel DX3301-T0 running firmware V5.50(ABVY.2)D0, connected to Deutsche Telekom VDSL using PPPoE with IPv4/IPv6 dual stack. I'm experiencing an IPv6 connectivity issue and would also like to update the router to the latest compatible firmware. IPv6 connectivity issue IPv4 works normally, but…
Hello, after firmware update to 1.40 port1 is often down for a few seconds. With firmware 1.39 the problem wasn't. What could I do to get a more stable connection on WAN Port1.
Hello, Is there any way to force the FQDN for sites? This firmware version is significantly slower; the "test" button on the screen should ideally populate the IP tables immediately, after which it could continue operating as it currently does. Working with FQDNs is difficult due to this slowness—it can take days for the…
Hello Zyxel Team, We are developing a centralized monitoring platform for Zyxel firewalls across multiple customer organizations, using the Nebula OpenAPI. During integration with USG FLEX and ATP gateways, we identified several monitoring capabilities that are either unavailable or insufficiently documented in the current…
It isn't possible to create organizations, and sites etc. i think? (at least i haven't seen an option for it) It would be great if that would be possible. Do you have any idea if there will be an api upgrade in the (near) future, and what will change?
Hi, We purchased a new GS1920-24HP switch. SNMP is enabled at the site level and works fine with all other switches, but not with this new one. Please let me know what I can do and how I can enable SNMP on the new switch. Thanks!
Local Out Route option in routing So I'm not sure what this is meant to fix or how it works would someone from Zyxel like to explain a use case? thanks
USG LITE 60AX (Release date: Feb, 2026) USG LITE60AX Release Note V2.30(ACIP.1)C0 Download
Good evening. To enable remote access to our local network via an SSL VPN client, I configured SecuExtender (version 7.7.50.008) using a file downloaded from our USG FLEX 200H. While it connects successfully on PCs running Windows 10 and Windows Server 2019, it fails to connect on Windows 11. I also attempted to use IKEv2…
We are troubleshooting an IGMP multicast issue with a WyreStorm NetworkHD/NEXT 4K AVoIP system using three Zyxel GS1920-48HPv2 switches managed through Nebula. Network topology Switch A is the core switch and IGMP Querier. Switches B and C are configured as Aggregators. B and C connect directly to A by fiber; the switches…
2026-10-22 11:34:35 User Response packet ID 8 does not match the request packet [count=2]
I have 2 wifi extenders in my house but 1 keeps dropping off of the network. I have changed out both sides of the cat6 and used my klein scout to test and it comes back good. All I get with this 1 device is a steady blue flash. What is the issue?
Hello everyone, yesterday I've upgraded my 500H to the newest 1.40 uOS version and seems, that for a strange question, that the port P2 is always down using the same cable. Disconnecting and reconnecting the same cable don't change the question, the port P2 is always disconnected and down. I've tried also to force manual…
Hi. After upgrade fw USG Flex200 in Nebula mode to 5.45, downloaded configuration file via GUI is "cmcf" format with passsword. I cannot upload a convert this file using Firewall Configuration Converter. Error: invalid file format, please upload .conf file
Hello, I am testing using the native windows LLDP agent to provide basic data to switches and routers but I am seeing a logic issue on my Zyxel switches. Devices with both system and chassis name populated are shown while devices with just chassis name are being ignored. Windows sadly only sends chassis name and interface…
Dear Sir or Madam. I've the api key from AVAST BUSINESS HUB. But it dosen't work.
I have zyxel nr5103ev3. Where i found a firmware to S240Z31022056?
Hello, I currently have V5.50(ABVY.7.2)C0 installed on my device. Could you please share the official download link for V5.50(ABVY.8.3)C0 firmware to patch the DAL security vulnerability? Thank you.
Hello, I’m using a USG FLEX 200H running firmware 1.38 with the Windows built-in IKEv2 VPN client, local user accounts and Authenticator-based 2FA. The VPN works, but the HTTPS page where users enter their 2FA code presents the factory self-signed certificate, causing a browser security warning. I would like to use a…
I have updated My Router with the wrong firmware (c0) at the end. I need the German firmware because i get No DSL Signal from My Provider (telekom). Please help me.
DX3301‑T0 Retail Cihaz Firmware İndirilemiyor Mesaj İçeriği:Merhaba,DX3301‑T0 modelini internetten satın aldım (servis sağlayıcı üzerinden değil). Cihaz retail sürüm olduğu için firmware güncellemelerini Zyxel Download Library veya MyZyxel Portal üzerinden almak istiyorum. Ancak: Download Library’de firmware linki görünse…
VMG3625-T50B Modem Current Firmware Version: V5.50(ABPM.9.4)C0 Request: For security reasons, I would like to download firmware version 5.50(ABPM.9.8)C0. However, it is not listed on your support page. According to your security advisory page at the link below, I should be able to access it. Thank you. Reference…
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Credit card company ——————————————————————————————————————————————————————— Overview Headquartered on Eulji-ro in Seoul, this leading credit card company operates from a 25-story building with approximately 2,500 employees. To meet strict financial regulations while handling massive data traffic, the organization required…
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…
