NCR-26-0040
Raised 23 Jul 2026 by Sam Dacombe · against MOD-LTE-CAT1 · reference PO-26-0307 · closed 08 Aug 2026
What was found
Quectel shipped a modem firmware revision that changed the AT command set for dual-SIM failover.
Containment and corrective action
Device firmware 7.4.1 updated to the new command set. Quectel now flags firmware changes on the order acknowledgement.
Update the non-conformance
NCR-26-0040