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Thanks for your interests.

Please read the Release Note carefully before updating firmware or installing software. Also, please be aware Zyxel is not responsible for damages if firmware, software, or other files are not installed according to the Release Note instructions. You can click  to download the Release Note.

Reminder:

NBG6615:

To upgrade the firmware NBG6615 V1.00(ABMV.3)C0 or later, make sure to upgrade V1.00(ABMV.2)C0 firmware in advance.

GS1900 Series:

Please understand you are downloading beta firmware for immediately security patch. We urge all users upgrade to official release firmware when available.

Thanks for your interests.

Please read the Release Note carefully before updating firmware or installing software. Also, please be aware Zyxel is not responsible for damages if firmware, software, or other files are not installed according to the Release Note instructions. You can click  to download the Release Note.

Thanks for your interests.

Please read the Release Note carefully before updating firmware or installing software. Also, please be aware Zyxel is not responsible for damages if firmware, software, or other files are not installed according to the Release Note instructions. You can click  to download the Release Note.

To download ZyWALL series firmware, please click to sign in myZyxel

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