AirLink OS Router Bulletins

Mar 31, 2026 - Author: Sierra Wireless - 8646 Views

The following bulletins have been issued for AirLink OS-powered AirLink routers, including XR90, XR80, XR60, RX55, RX400 and EX400 routers.

Date Issued	Bulletin	XR80	XR90	XR60	RX55	RX400	EX400
31 Mar 2026	AirLink OS Secure Boot Downgrade	Yes	Yes	Yes	No	No	No
3 Mar 2026	Semtech Product Bulletin - FIPS 140-3	Yes	Yes	Yes	Yes	Yes	Yes
23 Feb 2026	AirLink OS 6.0.0.40 Release	No	No	No	No	Yes	Yes
15 Oct 2025	AirLink OS 5.3.66 Release	Yes	Yes	Yes	Yes	n/a*	n/a*
6 Mar 2025	Canadian Tariff Update and Impact	No	No	Yes	No	n/a	n/a
13 Jan 2025	AirLink OS 5.1.78 Release	Yes	Yes	Yes	Yes	n/a	n/a
17 Dec 2024	AirLink OS 5.1.77 ALMS Configuration	Yes	Yes	Yes	Yes	n/a	n/a
15 Oct 2024	XR80/90 Product Change Notice	Yes	Yes	No	No	n/a	n/a
02 Apr 2024	AirLink OS 5.0.71 Release	No	No	Yes	Yes	n/a	n/a
26 Mar 2024	AirLink Use of Nano-SIMs	Yes	Yes	Yes	Yes	n/a	n/a
19 Mar 2024	AirLink OS 5.0.65 Release	Yes	Yes	No	Yes	n/a	n/a
13 Mar 2024	AirLink OS 5.0 UI Issue	Yes	Yes	Yes	Yes	n/a	n/a
4 Mar 2024	AirLink OS 4.1.30 Upgrade Issue	Yes	Yes	No	Yes	n/a	n/a
26 Jul 2023	AirLink XR Series GNSS Issue	Yes	Yes	No	No	n/a	n/a
29 Mar 2023	AirLink 5G Band n41 Connectivity Issue	Yes	Yes	No	No	n/a	n/a
06 Dec 2022	XR Series Routers - Label Format Change	Yes	Yes	No	No	n/a	n/a

* Product not released at this time.

Note: You can find Release Notes for all these routers here.

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