Thank you @Vincent-TP !!! Yes, I never thought that the devices themselves can be the problem, but it must be this... I will put second AP in the main house... thank you for the model suggestion. FYI...

Hello, I have some issues with EAP225 Outdoor. Let me introduce the configuration I have. On the below "diagram" I have tried to sketch how the AP is currently positioned. I have main building on the...