Networking
Wi-Fi, SMB shares, mapped drives, VPN and RPC connection fixes for Windows.
29 guides
- Networking
Mapped Network Drive Shows a Red X or Keeps Disconnecting? It's by Design — Here's the Real Fix
A mapped drive with a red X that still works on click is normal: the server auto-disconnects idle sessions after 15 minutes. The fix is the autodisconnect timeout on the host.
June 23, 2026 - Networking
No Internet or Network Adapter Missing? Reset TCP/IP and Winsock in the Right Order
After a config change or VPN uninstall, the fix is an exact reset sequence — winsock, IP, DNS — then a reboot. For a truly missing adapter, reinstall the driver first.
June 2, 2026 - Networking
"The RPC Server Is Unavailable" (0x800706BA)? It's the Dynamic Port, Not Just a Service
0x800706BA on remote management, printing or WMI usually means the client can't reach the dynamic RPC port the Endpoint Mapper hands out — not a stopped service. The real fix.
May 26, 2026 - Networking
Bluetooth Won't Pair or Keeps Disconnecting ("Try Connecting Your Device Again")?
Before restarting services, do what Microsoft actually prescribes: put the device in pairing mode, remove and re-add it, toggle Bluetooth, and update the driver. The real order.
May 21, 2026 - Networking
Bluetooth Icon or Toggle Missing in Windows 11? Get It Back in the Right Order
No Bluetooth toggle in Settings or Quick Settings? Before reinstalling drivers, rule out Airplane mode, run the troubleshooter, then fix the radio in Device Manager.
May 19, 2026 - Networking
"Can't Connect to This Network" on Windows 11 Wi-Fi? The Right Fix Order (Reset Last)
Don't jump to a full network reset. Microsoft's order is troubleshooter → forget/reconnect → reboot router → command stack — and a band mismatch (2.4 vs 5 GHz) is a hidden cause.
May 5, 2026 - Networking
VPN Error 809 ("Network Connection Could Not Be Established")? Unblock UDP 500/4500 First
Error 809 on an L2TP/IKEv2 VPN is usually UDP ports 500 and 4500 blocked by a firewall or NAT — not a reason to edit the registry. The correct first fix, and when the reg key applies.
April 27, 2026 - Networking
Network Discovery Keeps Turning Off in Windows 11/10? Make It Stay On for Good
Toggling Network discovery back on but it won't stick? It silently reverts unless four dependency services are running and the firewall rule group is allowed. Here's the full fix.
April 18, 2026 - Networking
Windows 11 24H2 Can't Reach Your NAS or Share (0x80070035)? It's the New SMB Signing Rule
After updating to 24H2, a NAS or shared folder fails with 0x80070035. The cause is SMB signing now required by default — and the popular SMB1/guest fixes are wrong and risky.
April 16, 2026 - Networking
No Internet After a Windows 11 Update? How to Get Back Online
A Windows update left you with no internet even though Wi-Fi or Ethernet looks connected? Run the troubleshooter, reset the network stack, and set a DNS.
January 28, 2026 - Networking
How to Reset Network Settings in Windows 11 When Nothing Connects
When Wi-Fi and Ethernet both refuse to work, reset Windows' networking. Try the targeted netsh commands first, then the full Network reset in Settings as a clean-slate last resort.
January 24, 2026 - Networking
"Windows Has Detected an IP Address Conflict"? How to Clear It
Two devices grabbed the same IP and Windows shows an address conflict. Release and renew your address, switch the adapter back to automatic DHCP, or fix the static IP that's clashing.
January 20, 2026 - Networking
"DNS Server Isn't Responding" on Windows 11? How to Fix It
The Windows 11 troubleshooter says your DNS server isn't responding? Flush the DNS cache, test the resolver, then switch to a reliable public DNS server.
January 16, 2026 - Networking
Ethernet Says "Unidentified Network, No Internet" on Windows 11? Here's the Fix
Your wired connection shows "Unidentified network" with no internet access. Reset the network stack, renew the IP, reinstall the adapter driver, or set DNS to get back online.
January 12, 2026 - Networking
VPN Connects but No Internet in Windows? Fix It with Split Tunneling
Your Windows VPN says connected but nothing loads. Enable split tunneling so only intranet traffic uses the tunnel, restart DNS, and check the IP Settings gateway option.
December 28, 2025 - Networking
Configure a Proxy in Windows 11: Manual vs. Automatic (and netsh)
How to set up a proxy in Windows 11 — automatic detection, a setup (PAC) script, or a manual proxy IP and port — plus the netsh winhttp commands for system-level proxy.
December 24, 2025 - Networking
"Windows Couldn't Connect to the Proxy Server"? Reset Your Proxy Settings
Pages won't load and Windows says it can't connect to the proxy server. Turn off the proxy in Settings and reset WinHTTP with netsh winhttp reset proxy — the verified fix.
December 18, 2025 - Networking
How to Remove a VPN Connection in Windows 11 (Settings or PowerShell)
Delete a VPN connection in Windows 11 — disconnect first, then remove it in Settings, or use Remove-VpnConnection in PowerShell for stuck or all-user profiles.
December 15, 2025 - Networking
How to Add and Set Up a VPN Connection in Windows 11 (Built-In Client)
Set up a VPN connection in Windows 11 using the built-in client — the exact Settings path, every field explained (server, VPN type, sign-in info), and how to connect.
December 12, 2025 - Networking
The Default Gateway Is Not Available on Wi-Fi? How to Fix It in Windows
Windows Wi-Fi keeps dropping with 'The default gateway is not available'? Reset the network stack, stop the adapter from sleeping, and renew your connection.
December 2, 2025 - Networking
Windows Keeps Asking for Network Credentials When Accessing a Shared PC
Trying to open a shared folder but Windows 11 keeps popping up 'Enter network credentials' and won't let you in? Here's why it happens and how to fix it for good.
November 26, 2025 - Networking
How to Use ping and tracert to Test a Network Connection in Windows
Want to find out where a connection is breaking? Here's how to use the ping and tracert commands in Windows to test reachability and trace the path to a server, step by step.
November 21, 2025 - Networking
How to Share Files and Folders Between Two Windows PCs on a Home Network
Want to copy files between two Windows 11 PCs on the same network? Here's how to set up file sharing, share a folder, and map it as a drive so it's always there.
November 17, 2025 - Networking
Set a Network as Private or Public in Windows 11 (and Why File Sharing Needs Private)
Confused by the Private vs Public network choice in Windows 11? What each one does, how to switch your Wi-Fi or Ethernet profile, and why sharing needs Private.
November 14, 2025 - Networking
How to Find a Saved Wi-Fi Password on Windows (Without Resetting the Router)
Connected to Wi-Fi on Windows but forgot the password? Reveal it from saved settings: the Settings method for Windows 11 and Network and Sharing for Windows 10.
July 28, 2025 - Networking
2.4 GHz vs 5 GHz Wi-Fi: Which Band Should You Use?
2.4 GHz vs 5 GHz Wi-Fi: the plain rule is 5 GHz for speed up close, 2.4 GHz for range through walls. When to pick each, and how to choose the band on Windows.
July 24, 2025 - Networking
How to Change Your Wi-Fi Name and Password on Your Router
Rename your Wi-Fi network (SSID) and set a new password from your router's admin page. Step-by-step with TP-Link as the worked example, plus what to do after every device drops off.
July 20, 2025 - Networking
How to Log In to Your Router's Admin Page (192.168.x.x) on Windows
Open your router's admin page to change Wi-Fi settings, see devices, or set up port forwarding. Find the right 192.168 address and log in, TP-Link example.
July 16, 2025 - Networking
How to Find Your IP Address and Router's Gateway IP on Windows (ipconfig)
Find your computer's IPv4 address and your router's gateway IP on Windows in seconds — using either Settings or the ipconfig command. Step-by-step for Windows 11 and 10.
July 12, 2025