Cisco Catalyst 9800 Series Wireless Controller Software Configuration Guide, Cisco IOS XE 26.1.x
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Cisco Catalyst 9800 Series Wireless Controller Software Configuration Guide, Cisco IOS XE 26.1.x
Updated: April 10, 2026
Details upgrade procedures for the Cisco Catalyst 9800 Wireless Controller, outlining key concepts, step-by-step instructions for both GUI and CLI methods, conversion between bundle and install modes, and the process for copying a WebAuth tar bundle to a standby controller.
Methods to upgrade the Cisco Catalyst 9800 Series Wireless Controller Software.
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