WEBVTT

1
00:00:05.950 --> 00:00:12.950
Before changing a device release, save the configurations you want to keep.

2
00:00:16.400 --> 00:00:22.400
Select the device and open Properties from the topology toolbar.

3
00:00:22.550 --> 00:00:28.550
Check the current OS version before choosing a different release.

4
00:00:30.100 --> 00:00:37.600
Select a supported target version and read the release evidence shown below it.

5
00:00:39.650 --> 00:00:46.350
Choose Preview to review the configuration changes before applying the upgrade.

6
00:00:46.550 --> 00:00:54.050
Inspect the lines carried over unchanged and any lines that will be translated.

7
00:00:55.500 --> 00:01:02.000
Review Dropped carefully because any listed configuration lines will be lost.

8
00:01:02.100 --> 00:01:07.600
The preview itself does not change the running version.

9
00:01:09.400 --> 00:01:15.900
Choose Upgrade to review the final confirmation and its reload warning.

10
00:01:17.600 --> 00:01:23.600
Cancel if you are not ready to change the device.

11
00:01:37.200 --> 00:01:45.200
When you are ready, confirm the upgrade to apply the reviewed change and reload.

12
00:01:47.100 --> 00:01:53.600
Wait for the device to finish reloading before checking its console.

13
00:01:57.750 --> 00:02:04.750
Run show version to verify the release that the device now reports.

14
00:02:10.450 --> 00:02:17.950
Check the saved configuration to confirm that the settings you need remain present.

15
00:02:21.350 --> 00:02:28.850
Reopen the lab and Properties to confirm that the selected release was kept.

16
00:02:28.900 --> 00:02:36.900
This changes the simulated device release; it does not install a real firmware image.