Printer Appears on the Network but Cannot Be Reached Reliably
I'm using Telus internet in Canada with their gateway and Boost WiFi 3 router. My Brother HL-L2390DW is connected to the 2.4 GHz Wi-Fi network and reports the…
network troubleshooting
Brother printer connects to Wi‑Fi but computers cannot reach it
I recently switched to Telus internet in Canada and am using the supplied gateway and Boost Wi‑Fi router. The printer and all of my devices appear to be…
Two desktops keep losing Wi-Fi or getting extremely slow Ethernet while other devices work fine
I recently switched to Spectrum and am using the ISP-provided modem/router. My Apple devices have no connectivity problems, but both of my Windows desktops are having separate network…
One Ethernet Wall Jack Is Loose and No Longer Works
I have several Ethernet wall ports throughout my house, but one of them recently stopped working. The jack shifts backward into the wall when I try to plug…
Laptop Won’t Connect to the Main Deco Router, but Works with the Extender
I have two TP-Link Deco routers: one is the main unit and the other works as an extender. My phone connects successfully to either one, but my laptop…
Wi-Fi adapter keeps disappearing from my laptop
For about a month, the Wi-Fi option on my three-year-old laptop has randomly disappeared while I'm using it. Bluetooth remains available, but the wireless adapter vanishes completely. Restarting…
Internet latency spikes into the thousands after switching ISPs—what should I check?
Since switching to GFiber, my connection has been dropping for a few seconds about once an hour. It normally sits around 20 ms, sometimes rises to 80 ms,…
Why do our restaurant order tablets keep losing network access?
I work at a large restaurant where servers use handheld devices to send orders. The owner added several networking devices to improve coverage because the building can hold…
Internet latency spikes into the thousands after switching to fiber
Since switching to GFiber, my connection briefly drops or becomes nearly unusable about once an hour. It usually sits around 20 ms, may rise to 80 ms, and…
Why is Windows 11 file sharing so unreliable, and what is the best fix?
I'm having repeated problems sharing folders between Windows 11 Pro workstations on the same network. The networks are set to Private, and network discovery and file sharing are…
Why does Google keep saying my searches look like unusual traffic?
For the past few weeks, Google has shown the message "Our systems have detected unusual traffic" almost every time I search. I'm not using a VPN, haven't installed…
What’s the most reliable way to fix Windows 11 folder sharing?
I'm having persistent problems sharing folders between Windows 11 Pro workstations on the same network. Depending on the machine, I see errors such as "Network path not found"…
Windows 11 AX201 intermittently loses internet on 5 GHz while 2.4 GHz still works
My Windows 11 PC uses an Intel Wi-Fi 6 AX201 160MHz adapter. The 5 GHz connection can work normally for hours or days, including during gaming, but then…
Wi-Fi disappeared after restarting WLAN AutoConfig—how can I restore it?
I've been dealing with ping spikes for about two months. While troubleshooting, I disabled the WLAN AutoConfig service, which seemed to help temporarily. After turning the service back…
What could be causing intermittent packet loss during online games?
My connection started having intermittent packet loss about a week ago, causing severe rubberbanding in games, animation delays, and frequent dropouts during Discord calls. I contacted my ISP…
Why is my Windows PC getting only 4 Mbps over Wi‑Fi when my phone gets 100 Mbps?
My phone reaches around 100 Mbps on the same internet connection, but my Windows PC only gets about 4 Mbps. The PC connects through a USB Wi‑Fi adapter,…
PC Wi‑Fi Keeps Disconnecting While Every Other Device Works
My PC suddenly stopped connecting reliably to the Wi‑Fi earlier today, while the same network works normally on every other device in the house. I've restarted the PC…
Intermittent Packet Loss Is Causing Severe Lag in Online Games
This problem started about a week ago and causes brief bursts of packet loss while gaming. The connection sometimes sends me back a few seconds, freezes me in…
Why does my PC slow down the TV even with a fast Ethernet connection?
My sister and I both use wired Ethernet connections: I connect my gaming PC, while she connects her TV for streaming. Whenever my PC is online, her TV…
Factory reset changed my router’s default gateway to a public IP
I factory-reset my Huawei EchoLife EG8247H5 because I could no longer log in to its status page. After the reset, Windows shows a default gateway beginning with 95…