# Spitz AX Modem going offline **URL:** \ **Category:** Router\ **Created:** [June 17, 2024, 4:48pm UTC](https://forum.gl-inet.com/t/spitz-ax-modem-going-offline/43685 "2024-06-17T16:48:53Z")\ **Posts on this page:** 1\ **Showing post:** 7
**Author:** ![ywp](https://forum-assets.gl-inet.com/letter_avatar_proxy/v4/letter/y/b5ac83/32.png) [@ywp](https://forum.gl-inet.com/u/ywp)\ **Post date:** [June 22, 2024, 6:48am UTC](https://forum.gl-inet.com/t/spitz-ax-modem-going-offline/43685/7 "2024-06-22T06:48:12Z")
> [@Spitz AX "Sim card not registered" problem](https://forum.gl-inet.com/t/spitz-ax-sim-card-not-registered-problem/43650/13): > > Here is the newest (as of this comment post date) firmware for just the modem and the simplest way to update it directly from a support person from GLiNet directly from another thread that they were helping me with. [quote="ywp, post:10, topic:37128, full:true"] Access the background of the router using ssh ssh root@192.168.8.1 1.mkdir /firmware 2.cd /firmware 3.wget https://fw.gl-inet.com/download/RM520GL-modem\_firmware/RM520NGLAAR03A03M4G\_01.201.01.201.zip 4.unzip RM520NGLAAR03A03… Give it a try upgrade? --- _[View the full topic](https://forum.gl-inet.com/t/spitz-ax-modem-going-offline/43685)._