I was already thinking about issuing a refund, but fortunately I have the smartest colleague, the system administrator, who helped me. One and a half hours (!) of attempts and it turned out. The problem was in the router, something needed to be changed there.
White Senville Dual Zone Mini Split Air Conditioner Heat Pump, 28000 BTU, Alexa Compatible - SENA-30HF/D
21 Review
COMFYHOME 3 IN 1 Portable Evaporative Air Cooler - 60°Oscillation, 12H Timer & Remote, Windowless Room AC For Bedroom Home Office
11 Review
UL Certified 120V Unheated Awoco 48 Super Power 2 Speeds 1650CFM Commercial Indoor Air Curtain With Free Door Switch
23 Review
Split system Roda RS-AL09F / RU-AL09F
37 Review