I have been trying to do a batch LTE module (EM7565) firmware update using fdt2.exe (3 modules in one go). Each of these modules are assembled into individual M.2 NGFF wireless WWAN to USB adapter card and they are all connected to a USB hub and the hub is connected to a Windows 10 computer. When …

Batch Firmware Update Using fdt2.exe

jyijyi January 27, 2022, 3:41am 8

could it be PC problem?

Here says no problem to upgrade multiple modules:

Topic		Replies	Views
Multiple module firmware update IoT Modules	8	2356	January 27, 2022
How to batch flash multiple firmware's to more than 1 cell modem simulatiously and reliably with fdt2.exe commands for a large production run? MC/EM Series fw-upgrade	6	198	September 24, 2024
Problems updating EM7411 firmware with multiple modules attached by USB IoT Modules	2	1402	September 21, 2024
FDT2 Tool - Simultaneous Flashing in Windows? WP Series debug , faq	5	60	August 20, 2025
Update 4 EM9191 5G modules at the same time IoT Modules fw-upgrade	4	755	November 9, 2021