Hi there,
I have a router with this modem (it also says “Engineering Sample”):
Model: Quectel RM551E-GL
Firmware: RM551EGL00AAR01A01M8G
Full revision: RM551EGL00AAR01A01M8G_01.001.01.001
Is there a newer firmware available? I want to improve the 5G speeds in Germany.
Thank you!