OTA file system upgrades OTA file system updates using XCTU
Digi XBee® 3 Zigbee® RF Module
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3. In the Configure File System Public Key dialog box, click Browse and choose the .pem file
that you saved the public key into. Once this is done, the HEX value of the public key is visible
under the Public key section on the dialog box as shown.
4. Click OK to ensure that the key gets written into the device.
Note This can be only be done locally. XBee 3 firmware DOES NOT support remotely setting the file
system public key at this time.
Create the OTA file system image
To create the OTA file system image:
1. Open the File System Manager dialog box.
2. Open a connection on the device that you want to generate the OTA file system image from.
3. Click FS Image.
4. In the Generate a signed file system image window that displays, click Browse and choose
the .pem file that the private key was stored in.
5. Once the path shows up on the Private Key file field, click Save to assign the .fs.ota an
appropriate file name and location.
6. Save the file.
You will be prompted with a File system image successfully saved dialog box if the file was
successfully generated.