Firmware Update Help

wlm9700
wlm9700 Posts: 4
edited May 28 in Mobile Broadband
I have a Zyxel EX5510-BO on V5.15(ABQX.2)C0 but yet there is a V5.17(ABQX.5)C0 update available but I cannot find the update file anywhere, does anyone know how I can get this firmware to be able to update my router?

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