@HendraLink In this case you don't have to change the DNS settings. Try something different - Main router's LAN → satellite router's LAN port and test again. If these logs are still there, reset the...

@HendraLink You may try the following on your main BE230 and test if there's any improvement: After this change reboot your main BE230 first, then your satellite BE230 and test.

@HendraLink Look at the router bottom sticker to check its HW version and FW region first - details. If it's with an (EU) region FW then proceed with the upgrade on both devices from the link I...

@HendraLink Try updating the router FW to Archer BE230(EU)_V2_1.1.0 Build 20250718 from here and test if there's any improvement.

@Blade27 It's quite possible that switching to AP mode is the reason for that. In AP mode some device features are not available - details.

@ChaZz182 From your description it seems like this is caused by a setting on your AXE75. Back up your AXE75 config then reset its configuration by pressing the reset button for about 10 seconds....