I took DIR-615 as a replacement. Now Wi-Fi catches in the whole apartment, the speed on all devices is according to the tariff plan, and for some reason it was cut in half on the old one. No blackouts, etc.
WiFi router TP-LINK Archer AX73, black
120 Review
📶 Boost Your Wi-Fi Signal with TP-Link N300 Wireless Extender and Router - 2 High Power Antennas, Access Point, WISP, 300Mbps
216 Review
Gigabit Wireless AP RB951G-2HND 💻 Mikrotik with 1000mW Power and 5 Ports
124 Review
Wi-Fi router Xiaomi Mi Wi-Fi Router 4A Gigabit Edition Global, white
165 Review
🔌 CERRXIAN RS232 to Ethernet Serial Device Server - TCP/IP Converter with 1Port DB9 RS232 Serial to Ethernet Connectivity
3 Review
🔌 StarTech.com NETRS232 Serial to IP Ethernet Device Server - DIN Rail Mountable - Serial Device Server - Serial Over IP Device Server (Black)
4 Review
HB-UMLS Sabrent USB 2.0 Hub with 4 Ports and LED Power Switches for Each Port
12 Review
UGREEN USB 3.0 Ethernet Adapter Hub with RJ45: Fast Gigabit Ethernet Converter, 3 Ports USB 3.0 Hub Compatible for MacBook, iMac, Surface Pro, Chromebook, Laptop, PC
11 Review