Maintaining and repairing the device 
  6.5 Update the firmware 
SIMATIC IOT2050 
Operating Instructions, 03/2024, A5E39456816-AF 
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6.5.5  Update firmware 
1.  Check the installed firmware by entering fw_printenv fw_version. 
 
2.  Update the firmware by entering iot2050-firmware-update IOT2050-FW-Update-
PKG-Vxx...xx.tar.xz 
3.  Continue the update by entering Y. 
The updating process begins. 
4.  When the current boot order displays, enter Y to keep it or enter n to reset it to the default. 
5.  Reboot the device by entering Y . 
 
6.  Check the current firmware version by entering fw_printenv fw_version.