Hello, Looking at the log, it seems that the module is restarted after the update, and then it reports Cannot send after socket shutdown
Hi,@bloodopensun
Based on the information you provided, the upgrade was successful.
Hello, can i get the latest RM520NGLAAR03A04M4G_A0.301.A0.301 firmware sent to me as well please?
Hi,@Tye
Could you tell me your current firmware version?
Hi,@Tye
I have sent it via private message. Please check and receive it.
Hi,
Could i get the latest firmware for RM520NGLAAR03A03M4G_JP, as well as any tools/tutorials I may need for installing it. Thanks
Hi @leon.bao
Could i get the latest firmware for RM551E-GL
My last firmware : ā:RM551EGL00AAR01A01M8Gā
Could you please send me all last verisons : 02,03,04
Thanks in advance
- I have an M.2 modem RM520N-GL with the firmware RM520NGLAAR03A03M4g_01.201.01.201. Is there a newer version? Iād like to have the latest one to benefit from all the updates. thanks

Hi,@Daragh_McGoldrick
I have sent to you via private message,pls check.
Hi,@Star_Chipe
May I ask why you need all these versions of the firmware?
Hi,@ks89er
I have sent to you via private message,pls check.
Because I will try theme 1 by 1 to see what is the best one for me
Thanks
Mods: please delete this post
CellMonster did you ever receive an answer for this? Is 04 faster than 03?
can you please send to me latest firmware, firmware upgrade utility, and linux drivers (for ARM - I can cross-compile them if needed) for RM520N-GL (AT+QGMR is: RM520NGLAAR03A03M4G_01.201.01.201)
Thank you
Hello could I please have the latest version of the firmware for the RM520N-GL.
My current info:
[2025-08-12_11:44:39:378]Quectel
[2025-08-12_11:44:39:378]RM520N-GL
[2025-08-12_11:44:39:378]Revision: RM520NGLAAR01A07M4G
[2025-08-12_11:44:39:378]
[2025-08-12_11:44:39:378]OK
[2025-08-12_11:44:55:581]
[2025-08-12_11:44:55:581]RM520NGLAAR01A07M4G_01.203.01.203
[2025-08-12_11:44:55:581]
[2025-08-12_11:44:55:581]OK
Leon,
I should have asked earlier with the driver request, sorry. Can you send the latest firmware for the RM520N-GL also? My SA band is set to disabled and refuses to connect. Iām hoping maybe a new firmware will help. Thanks again!
Drew
Hi,@Star_Chipe
I have sent to you via private message,pls check.
Hi,@Marcello_Formica
I have sent to you via private message,pls check.
Hi,@agompper
I have sent to you via private message,pls check.