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📢 Announcements

NebulaFlex Switch XS1930 Series - V4.80 Patch 5 Firmware Release
Zyxel Switch XS1930 Series Release Note September 2026 ZyNOS Firmware Version on all models (Click Hyperlink to download the firmware directly) Zyxel XS1930-10 - V4.80(ABQE.5)C0 Zyxel XS1930-12HP - V4.80(ABQF.5)C0 Zyxel XS1930-12F - V4.80(ABZV.5)C0 New Feature and Enhancements 1. 1.Optimized system stability and…
[Circle X Nebula] New: Automate Pay As You Go Report and Invoice Delivery
Managing your monthly Pay As You Go reports just got easier now! With the new Automated Report and Invoice Delivery feature, you can now have monthly PAYG reports and invoices automatically sent to specified recipients, helping reduce manual downloads and making it easier to keep the right people informed. ✅ No More Manual…
Zywall USG FLEX Series & ATP Series - V5.43Patch 0 Firmware Release
Zywall USG FLEX Series & ATP Series Release Note August 2026 Firmware Version on all models (Click the hyperlink to find the firmware file directly) FLEX SeriesDownload linkATP SeriesDownload…
[Release Note] Zyxel BE Series Access Point - V7.40(ACGG.1)C0 firmware has been released
BE Series Access Points Firmware Release Note July 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 1 C0. Supported Platforms (Click…
[Release Note] Zyxel AX/AXE series Access Point - V7.12(ABRM.0)C0 firmware has been released
AX/AXE series Access Points Firmware Release Note July 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 0 C0. Supported Platforms (Click…
Zyxel Switch DC Power Installation Guide
Precautions: Ensure the DC PSU is disconnected before installation. To reduce the risk of electric shock, properly ground the switch according to the User Guide (page 50 of XMG2230 series for example) before operation. If you cannot verify grounding, contact a certified electrician for assistance. High-voltage DC PSUs and…
Switch GS1200v3 Series - V1.00 Patch 4 Firmware Release
Zyxel Switch GS1200v3 Series Release Note July 2026 Firmware Version on all models (Click Hyperlink to download the firmware directly) Zyxel GS1200-5v3 - V1.00(ACPS.4)C0 Zyxel GS1200-8v3 - V1.00(ACPT.4)C0 Zyxel GS1200-10v3 - V1.00(ACPW.4)C0 Zyxel GS1200-5HPv3 - V1.00(ACPU.4)C0 Zyxel GS1200-8HPv3 - V1.00(ACPV.4)C0 New…
USG FLEX H Series - V1.39 Patch 0 Firmware Release
Zywall USG FLEX H Series Release Note July 2026 Firmware Version on all models * Please use the cloud firmware upgrade function to upgrade USG FLEX H Series USG FLEX H SeriesFirmware…
[Release Note] Nebula Control Center - 20.10 software Release!
Zyxel Nebula Control Center Release Note Common NCC (Organization,Site-wide,etc.): * Introduced Nebula Identity Federation Service (NID FS), enabling federated login through multiple identity providers, including Microsoft Entra ID and Google Workspace, using industry-standard OIDC for device-initiated authentication…
Limitation of Passkey Cross-Device Authentication (CDA) in Captive Portal Deployments
Overview Passkey authentication supports Cross-Device Authentication (CDA), allowing users to authenticate on one device using a passkey stored on another device, such as using an iPhone to sign in on a Windows laptop. CDA on apple devices like iPhone relies on QR code scanning, Bluetooth proximity verification, and an…

Latest Discussions

FWA515 V1.70: PPP IPCP Passthrough does not propagate the negotiated IPv4 address to the DHCP pool
# Post Hello Zyxel Support and Community, I would like to report a reproducible IPCP Passthrough issue on an FWA515. This is a new and narrowly scoped report: PPPoE discovery, authentication, and IPCP negotiation all succeed. The failure occurs afterward, when the negotiated IPv4 information should be propagated to the…
DHCP and Secondary IP
It CAN be possible older models do it! when you do a routing rule incoming LAN next hop WAN 2 SNAT outgoing-interface which will be the the DHCP IP Or in my setup also incoming WAN to Secondary IP 192.168.254.1 Source Address 192.168.252.0/23 next hop WAN 2 SNAT outgoing-interface which will be the the DHCP IP with Static…
what it is latest firmware for GS2210-8HP ?
Hello, I have one working GS2210-8HP with firmware V4.50(AASQ.4) 07/08/2020 and boot V1.00 07/22/2014 and I am looking for latest recommended firmware if possible. Thank you.
[USG Flex H] - Ping packets lost and port led unusual flickering
Hello, I've an 500H and from 2 days more or less, I see an unusual flickering of port status as if there were more activity than usual (DDos attach or similar). All of these ports flickering at the same way, at the same moment and all are belonging to the same interface (LANIface in the LAN zone): Home Alarm UPS TVs When I…
[NWA130BE] Client stuck at low rate after idle, fails to recover on resumed activity
Environment: AP: NWA130BE, standalone mode (no Nebula) Client: iPad (A16), WiFi 6 (802.11ax), connected on 5 GHz Channel width: 80 MHz AP TX power: 18 dBm Symptom: Client correctly drops to a low rate while idle, but does not recover full rate when traffic resumes. Observed RX ~8 Mbit/s, TX ~6 Mbit/s on the client while…
[Marketplace] How to send the invoice to a different email address?
Scenario: You use your IT department's email to log into Zyxel Marketplace and purchase a license, but you'd like the invoice sent to your accounting department's email instead. Method: At the checkout screen, enter the accounting department's email address in the Email field, before completing the payment.
[FWA515] - Speedtest diagnostic, error in bandwidth speed
Hello, I've connected the FWA515 to a 2.5Gb WAN. The internet connection is via a 2.5Gb fiber optic and a 2.5Gb ONT. After launch the speedtest, this was the result: ###AutoSpeedTest downloading CLIENT config...... ###AutoSpeedTest downloading SERVER URL List...... ###AutoSpeedTest select SERVER URL: speedtest.23m.com…
GS1900-8HP Revision B1 firmware upgrade to GS1900-8HPv2.1-V2.90(AAHI.2).C0 ?
Hi, I have a running GS1900-8HP Revision B1 with Firmware Version: V2.90(AAHI.0) | 10/24/2024 it is safe to upgrade firmware to GS1900-8HPv2.1-V2.90(AAHI.2) - runtime-GS1900-8HPv2.1-V2.90(AAHI.2).bix
USG FLEX 200H: Shared BWM still affects unrelated VLANs on current firmware
This appears to be the same Shared BWM issue reported in this thread in April 2025. https://community.zyxel.com/en/discussion/29056/usg-200h-wan-upload-problem#latest Since that discussion is now closed, I am opening a new thread because I can still reproduce the issue on the current USG FLEX 200H firmware. My setup: USG…
Firmware image required for MES3500-24F and MGS3520-28F
Hello Zyxel Team, I am currently working on a firmware upgrade activity for the following Zyxel switches: MES3500-24F Current firmware: V2.00 Firmware date: 03/28/2012 Target firmware identified: V4.00(AABG.6) Target firmware date: 08/08/2018 MGS3520-28F I am looking for the latest supported firmware image for this exact…

Latest solutions

[USG Flex H] - Ping packets lost and port led unusual flickering
Hello, I've an 500H and from 2 days more or less, I see an unusual flickering of port status as if there were more activity than usual (DDos attach or similar). All of these ports flickering at the same way, at the same moment and all are belonging to the same interface (LANIface in the LAN zone): Home Alarm UPS TVs When I…
[NWA130BE] Client stuck at low rate after idle, fails to recover on resumed activity
Environment: AP: NWA130BE, standalone mode (no Nebula) Client: iPad (A16), WiFi 6 (802.11ax), connected on 5 GHz Channel width: 80 MHz AP TX power: 18 dBm Symptom: Client correctly drops to a low rate while idle, but does not recover full rate when traffic resumes. Observed RX ~8 Mbit/s, TX ~6 Mbit/s on the client while…
[FWA515] - Speedtest diagnostic, error in bandwidth speed
Hello, I've connected the FWA515 to a 2.5Gb WAN. The internet connection is via a 2.5Gb fiber optic and a 2.5Gb ONT. After launch the speedtest, this was the result: ###AutoSpeedTest downloading CLIENT config...... ###AutoSpeedTest downloading SERVER URL List...... ###AutoSpeedTest select SERVER URL: speedtest.23m.com…
USG FLEX 200H: Shared BWM still affects unrelated VLANs on current firmware
This appears to be the same Shared BWM issue reported in this thread in April 2025. https://community.zyxel.com/en/discussion/29056/usg-200h-wan-upload-problem#latest Since that discussion is now closed, I am opening a new thread because I can still reproduce the issue on the current USG FLEX 200H firmware. My setup: USG…
USG FLEX H & SSL VPN: Multiple Active Directory auth
Hi, I have configured a USG FLEX H with two Active Directory domains. For the SSL VPN, I configured one domain as the primary authentication server and the other as the secondary authentication server. However, this configuration cannot be set up through the GUI, because the GUI requires at least one of the two…
NWA50AX no connection problem hk.
On NWA50AX PRO devices, during rooming, the client's MAC address sometimes seems to be blocked, preventing internet access. I'm using 350 access points. I have NWA50AX PROs in the rooms, and WAX655E and NWA210BE in the outdoor areas. This problem only occurs with NWA50AX PROs. If a guest has three devices in the room, for…
Excessively slow IPsec VPN traffic between two ATP200
Good morning. We are facing a major issue: IPsec VPN traffic between two ATP200 units is very slow—around 50 Mbps—despite both sites having 1 Gbps fiber connections. We sought assistance from one of your partners, but after about two months, the problem persists, likely because the partner doesn't know how to resolve it.…
GS1920v2 series VLAN setup GUI - confusing
Pretty weak on VLANs in general, but I manage to get them setup for guest wifi applications. Have a new GS1920-48HPv2, and confused by the VLAN setup in the GUI: all I see is a 50x50 grid. I get that I can pick egress ports on one axis, and ingress on the other, but nowhere does it show or allow selection of the VLAN ID it…
IPSec VPN: multiple phase 2 and SNAT
Hi, On a USG FLEX 700 H, I needed to configure an IPsec VPN with one Phase 1 and 13 Phase 2 policies. I need to configure SNAT for all Phase 2 policies. However, when SNAT is configured in the VPN connection, it is applied only to the first Phase 2 policy and not to the others. As a workaround, I had to configure 13…
SSL VPN with Radius authentication fails to connect after few days
I have set up SSL VPN on ZyXEL FLEX 200H with Radius Authentication. This all works fine, but after a few days users can't connect anymore. I don't see anything in my NPS logs and also no connection tries in de FLEX. If I do a telnet to the port, it's not responding. If I turn off SSL VPn and turn it back on, everything…

Unanswered Discussions

FWA515 V1.70: PPP IPCP Passthrough does not propagate the negotiated IPv4 address to the DHCP pool
# Post Hello Zyxel Support and Community, I would like to report a reproducible IPCP Passthrough issue on an FWA515. This is a new and narrowly scoped report: PPPoE discovery, authentication, and IPCP negotiation all succeed. The failure occurs afterward, when the negotiated IPv4 information should be propagated to the…
what it is latest firmware for GS2210-8HP ?
Hello, I have one working GS2210-8HP with firmware V4.50(AASQ.4) 07/08/2020 and boot V1.00 07/22/2014 and I am looking for latest recommended firmware if possible. Thank you.
Firmware image required for MES3500-24F and MGS3520-28F
Hello Zyxel Team, I am currently working on a firmware upgrade activity for the following Zyxel switches: MES3500-24F Current firmware: V2.00 Firmware date: 03/28/2012 Target firmware identified: V4.00(AABG.6) Target firmware date: 08/08/2018 MGS3520-28F I am looking for the latest supported firmware image for this exact…
firmware download V5.70(ACEB.5.1) C0
where can i download firmware version V5.70(ACEB.5.1) C0 for the Wireless Extender WX5600-T0
NR7302 (ex-Telekom firmware): 0 Mbps Download / 0.5 Mbps Upload with Public IP SIM - Routing issue?
Hello Zyxel Community, I am facing a severe routing/NAT issue with a recently purchased used Zyxel NR7302 5G outdoor CPE and I'm hoping some experts here can point me in the right direction. The device has a custom carrier firmware (ex-Telekom). I am using it in Italy with an ISP called Alpsim (running on the WindTre…
50H bandwidth management dropped capacity?
Hello, I have fiber WAN with 100/100Mbps (Download/Upload). Always gives more than that typically 110/120Mbps. When I activate BWM in 50H, upload drops to max 80Mbps. No specific impact on download. And this happens even if there is only the Default rule in BWM, no other rules added. I have tested this with the ISP own…
Default Zyxel AX7501-B0 password
Hey everyone After a brutal battle with my router that was ISP locked i managed to unpack and rebuild a working firmware i now am on the default ZYXEL page that does not have the isp's logo on it the issue i am now facing is that there is a password i do not know it is not the one on the sticker nor is it admin :…
NR2101 firmware V1.00(ABUS.1)b177
Unable to upgrade from this version. Need some help. Thanks
NR2101 and firmware V1.00(ABUS.1)b177
I can't update my firmware from V1.00(ABUS.1)b177. I am having issues with dropping and the router refusing to connect. What do I need to do to get on the latest firmware?
NR2101 firmware V1.00(ABUS.1)b177
I just got an NR2101 and am stuck on firmware V1.00(ABUS.1)b177 (which I believe is a beta) and can't update. I've downloaded the .zip files, but it gives me an error that it is incorrect. How do I move off of the beta firmware. I'm having 5G drops and other issues which I think can be resolved by getting onto the latest…

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Stories

Let's learn how Zyxel users are building successful infrastructure and share your own success stories using Zyxel products!

Creating Distraction-Free Learning Space with Secure, Reliable Network
Self-Study Prep Academy ——————————————————————————————————————————————————————— Overview Zyxel Networks deployed a high-performance 10G network solution for a self-study prep academy to create a distraction-free learning environment. The academy required a stable WiFi network that would allow students to access online…
Transforming Large-Scale Apartments into Connected Smart Communities
Tivoli Garden ——————————————————————————————————————————————————————— Overview The Tivoli Garden project aimed to transform 445 apartments into a smart living community by building a futureproof KNX-based automation system to manage over 10,000 devices across KNX lines. Zyxel Networks, in partnership with maneth stiefel…
Enhancing Logistics Operations through Smart and Secure Networking
Cosmetics company ——————————————————————————————————————————————————————— Overview At the logistics center of a large cosmetics brand in Icheon, Gyeonggi Province, spanning 16,000 square feet, seamless connectivity and secure data transmission were essential. The warehouse handles the full logistics cycle from receipt and…