A new candidate wireless firmware is now available on Wed, 13 Aug 2025

[FirmwareBot]

A new candidate wireless firmware version is available. Firmware MR 31.1.8 was just released on 2025-08-13 and has been in this firmware category since 2025-08-13.

[cmr]

Wireless firmware versions MR 31.1.8 changelog

Important note

• Wi-Fi 5 Wave 2 MRs support - This version and subsequent MR 31.x.x are only supported on 802.11ax (Wi-Fi 6) and newer MR models. 802.11ac Wave 2 and older products will upgrade to the backup version (MR 30.7.1) if they are in networks configured for MR 31.x.x versions, and thus, the new features will not be available. The bug fixes listed below will also not apply to Wi-Fi 5 Wave 2 and older MRs. (https://documentation.meraki.com/MR/Other_Topics/Cisco_Meraki_MR_Firmware_Restrictions_Overview_and_...)

New feature

• Previously connected clients in the wireless network can authenticate and join the network using cached credentials even if the cloud RADIUS server connection fails (https://documentation.meraki.com/MR/Encryption_and_Authentication/Meraki_Local_Authentication_-_MR_8...)
• iPSK with RADIUS - Easy PSK support (https://documentation.meraki.com/MR/Encryption_and_Authentication/IPSK_with_RADIUS_Authentication#Ea...)

Bug fixes

• General stability, performance, and experience improvements
• 6GHz/160MHz mesh not forming on MR57, CW9166I, CW9166D1, CW9164I APs
• APs do not send beacon frames on the 5GHz radio (Wi-Fi 7 APs)
• Increased CPU & memory utilization on MR57 APs