Siemens SIPROTEC 5 Manual page 250

Maintenance, On-the-Spot Assistance and Test
10.4 Update Firmware and Configuration
[scausfiw-011116-01, 2, en_US]
Figure 10-9
As an alternative, you can update the firmware for all the devices on the network at the same time.
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To do this, double-click in the project tree the menu item Load firmware to devices.
[scmulaus-260716-01, 2, en_US]
Figure 10-10
The following dialog allows you to select the devices to be updated and their firmware components.
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Context Menu for Firmware Update
Menu Item in the Project Tree
SIPROTEC 5, Operation, Manual
C53000-G5040-C003-C, Edition 08.2020