Version Info: 
1. Firmware Version: 1.5.6 Build 20260629 Rel. 20690.
2. Applied Model: EAP653 v3.0/v3.6.
3. Minimum FW Version for Update: 1.4.3 Build 20251128 Rel. 59259. 
4. Recommended Omada Controller version: 6.1. 
5. Recommended Omada App version: 5.1.
6. For downloading any firmware version, please refer to Omada Download Center.  

New Features: 
1. Added support for WPA3-Enterprise configuration in Standalone mode.
2. Added support for a Remote Adoption switch in DNS Adoption configuration in Standalone mode.
3. Added support for the Secure Firmware Download Policy.
4. Added support for the Platform Debug Tool.
5. Added support for RadSec (RADIUS over TLS) for RADIUS authentication.

Enhancements:  
1. Optimized the validation rules for Static IP configuration in the Standalone web interface.
2. Optimized the ACS mechanism.
3. Optimized the configuration synchronization mechanism.
4. Optimized the handling of automatic adoption failures.
5. Optimized the automatic bandwidth selection mechanism.
6. Optimized the background scanning mechanism.

Bug Fixed: 
1. Fixed an issue where device adoption through redirection could fail in NAT environments while the device was under management.
2. Fixed an issue where the device was vulnerable to the BlastRADIUS attack, and added a Message-Authenticator attribute validation option.
3. Fixed an issue where Mesh APs could frequently enter the isolated state.
4. Fixed an issue where the last 48 bits of the UUID were incorrectly set to zero when sending UUID information during DHCPv6 dialing.