USG FLEX H Series - V1.20(ABZI.2) Firmware Release
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Zyxel_Melen
Posts: 3,448
Zyxel Employee





Zywall USG FLEX H Series Release Note
June 2024
Firmware Version on all models
- Please use the cloud firmware upgrade function to upgrade the USG FLEX H Series
USG FLEX H Series | Firmware Version |
FLEX100H | V1.20(ABXF.2) |
FLEX100HP | V1.20(ACII.2) |
FLEX200H | V1.20(ABWV.2) |
FLEX200HP | V1.20(ABXE.2) |
FLEX500H | V1.20(ABZH.2) |
FLEX700H | V1.20(ABZI.2) |
New Feature and Enhancements
N/ABug Fix
1. [Bug Fix] [eITS#240501707, 240501747] DHCP server doesn't work on VLAN interface.
2. [Bug Fix][eITS#240400401][ZNGA-4854] Where DHCP relay traffic was not being sent over the tunnel.
3. [Bug Fix][eITS#240401226][ZNGA-4891] CF profile reference display issue.
4. [Bug Fix][eITS#240401237][ZNGA-4892] Devices became unresponsive when modifying bandwidth management rules.
5. [Bug Fix][eITS#240401564][ZNGA-4926, 4965] Unclear service port conflict messages prevented configuration changes.
6. [Bug Fix][eITS#240500137][ZNGA-4971] The site-to-site tunnel could not connect when the pre-shared key included ' or ".
Please refer to the Download Link for more details.
Zyxel Melen
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