network troubleshooting

USB tethering remains one of the simplest, most reliable ways to get a Windows 11 PC online when Wi‑Fi is flaky or unavailable: plug a phone into the PC, enable tethering on the phone, and Windows usually presents a new wired network adapter and internet access within moments. Background USB...

The single most important step in getting a reliable, secure Windows PC on the network is to treat network setup as a deliberate process — not a background chore — and then follow a small set of repeatable checks that take you from hardware to firmware, drivers, OS settings and finally to...

Apple’s recent macOS Tahoe update tightened SMB behavior and authentication, and that change has been catching Windows 11 users off guard — new “Access Denied,” credential loops, and missing network devices are often caused by stricter SMB negotiation, signing, and encryption defaults in Tahoe...

Microsoft’s latest Windows 11 Insider preview builds quietly add a one‑click internet speed‑test shortcut to the taskbar network flyout — but the shortcut simply opens Bing’s web‑based speed test rather than running a native, offline measurement — and the same builds also include a subtle but...

Windows is adding a one‑click “Perform speed test” option to the network menu — but it does the job by opening your browser and pointing to Bing’s online speed test rather than running a native, offline diagnostic inside the OS. Background / Overview Microsoft has been steadily remaking...

Hi all, last saturday I updated my Windows 11 Home through windows Update and the next day my PC is not able to resolve DNS but can ping outside my LAN (I can also access my local NAS via browser but can't map external drives). I noticed that my DNS Client and Windows Firewall services are...

My GMKTEC M7 Pro mini pc consistently shows an empty network folder. Occasionally on a boot it will populate but then contents disappear. Internet access is OK, occasionally takes two or three tries to connect to a site. I recently set up a NAS on a Beelink Me Mini running Truenas Community...

Windows can report “No Internet access” while web pages and apps continue to load — a confusing UI mismatch that’s usually harmless but can mask real network problems and make troubleshooting harder. A recent Guiding Tech how‑to lays out the common quick fixes and three deeper repairs —...

ChromeOS has garnered a reputation for simplicity, speed, and security, particularly among education and enterprise users. Yet, beneath its polished graphical user interface lies a command-line power tool known as CROSH—the Chrome OS Developer Shell. CROSH may not be as feature-rich as a...

For countless Windows 11 users, network performance is about far more than simply plugging in an Ethernet cable. The stock settings provided by Microsoft offer a functioning connection out of the box, but if you’re seeking to boost speed, reduce lag, or cure persistent connectivity headaches, a...

Finding yourself in a familiar place, only to realize you’ve forgotten the Wi-Fi password, is a frustration almost everyone has faced. Your Windows laptop connects without a hitch—after all, it’s stored the SSID and password from your last visit. But what about your new phone, tablet, or a...

In early July 2025, system administrators worldwide encountered significant synchronization issues with Windows Server Update Services (WSUS). This disruption, which began shortly after Microsoft released its monthly security updates, led to widespread reports of WSUS servers failing to sync...

Here’s a summary of the issues described in the BornCity blog post "WSUS has synchronization problems (July 9, 2025)": What Happened? Since July 9, 2025, administrators have reported that WSUS (Windows Server Update Services) is unable to synchronize with Microsoft’s update servers. Attempts to...

Updating your DNS settings to Google’s public DNS servers—specifically, 8.8.8.8 and 8.8.4.4—has gained popularity among Windows 11 users as a quick remedy to sluggish browsing and restrictive network policies. This shift from default ISP-provided DNS options can offer faster website loads...

In today’s digitally driven society, protecting your Wi-Fi network is not just a question of convenience—it is a fundamental element of securing your personal data and digital presence. With the rapid adoption of Windows 11 across Nigeria and the globe, knowing how to efficiently find, manage...

Connecting to a NAS drive should be a seamless experience for anyone working within a home or small office network, yet recent changes in Windows 11 Pro 24H2 have left many users unable to access shared folders and files. If you have attempted to open your NAS shares from a Windows 11 PC only to...

For many users, custom DNS settings are the unsung heroes that help ensure faster, more reliable, and sometimes even safer web browsing. However, a persistent and puzzling problem has been noted across Windows 11 (and 10) systems: carefully chosen DNS configurations often revert to defaults or...

When OneDrive gets stuck on “Processing Changes,” it transforms a fundamental Windows file-syncing tool into a source of daily frustration—halting uploads, blocking downloads, and often making users second-guess the reliability of Microsoft’s cloud service. Although OneDrive continues to refine...

A proxy server sits between your Windows PC and the broader internet, acting as a gatekeeper for your web traffic and offering a range of benefits for security, privacy, and network management. As organizations, educational institutions, and savvy home users continue to focus on secure...

Patch Tuesday updates have long been a cornerstone of Microsoft’s approach to maintaining the security and reliability of its Windows operating systems. Each month, administrators and end users alike anticipate these releases, trusting that the latest round of cumulative updates will address...