wi-fi antennas

Hey, computer noobie here, trying to add a wifi card and antennas to my motherboard. However, in most tutorials, the computer seems to have these golden little slots for antennas (see image 1, which i've found online). My computer doesn't have these (see image 2, my computer). Does anyone know...

So I just bought a new pc, but I noticed that my wifi connection was drastically reduced from what it was on my previous laptop. The motherboard is an MSI MAG Z690 TOMAHAWK WIFI DDR4 and has a couple antennas, so I was wondering if that could be the cause? My modem is only ~3m away behind a...

~HI there. I've got a B450I GAMING PLUS MAX WIFI that comes with the Intel Dual Band Wireless-AC 3168 module. It supports Wi-Fi 1x1 802.11ac, dual band [2.4GHz,5GHz] up to 433 Mbps speed. My service is 200Mbps down / 100Mbps up. I've got the 5GHz separated for full 5ghz speeds. The computer...