Microsoft’s networking stack in Windows 11 often fades into the background—until something breaks. But a June 23, 2026 update to Paul Thurrott’s Windows 11 Field Guide shines a light on two areas that rarely get mainstream attention: cellular configuration and the deeper Wi‑Fi properties pane inside the Settings app. These aren’t flashy features, yet they hold the key to data usage control, privacy tweaks, and performance optimization that every Windows 11 user should understand.

The Overlooked World of Cellular Settings

Cellular connectivity in Windows 11 isn’t just for Surface Pros with LTE. As more laptops ship with embedded SIM (eSIM) and 5G modules, the network settings have evolved from a basic toggle to a sophisticated control panel. The Field Guide update details how to navigate this section, which is easy to miss because it only appears when the system detects a cellular radio.

When you open Settings > Network & internet > Cellular, you’ll find options that rival what you’d see on a smartphone. The top section shows your data usage, network type (5G, LTE, etc.), and the current carrier. Below that, a toggle lets you disable mobile data entirely—a quick way to avoid surprise roaming charges. But the real value lies deeper.

For eSIM devices, the Cellular settings page includes a button to add a new eSIM profile. This lets you download carrier plans directly from Microsoft’s partner networks or scan a QR code from your provider. The Field Guide walks through the process step by step, noting that Windows 11 now supports multiple eSIM profiles simultaneously, though only one can be active at a time for data. Users can label each profile (e.g., “Work” or “Travel”) and switch between them without rebooting.

Data roaming controls are also critical. The Field Guide explains how Windows 11 defaults to blocking roaming data, but a single checkbox can override that. It cautions that background apps may still consume data unless you also enable the “Always use metered connection” setting—a feature that’s been present since Windows 10 but is now buried under a new toggle in this page. This is especially relevant for users on limited international plans.

Another gem is the “Data usage” link, which launches a detailed graph of how much data each app has consumed over the last 30 days. The Field Guide highlights a little-known trick: you can set a data limit for cellular networks right from here, helping you avoid overage fees. Windows will warn you when you’re close and can even stop background data once the limit is hit.

Wi‑Fi Properties: More Than Meets the Eye

When you click the gear icon next to a Wi‑Fi network in Windows 11, the properties page looks deceptively simple. But the Field Guide unpacks layers of functionality that even experienced users might miss. The page is split into several sections: IP assignment, DNS, metered connection, and random hardware address.

First, the IP assignment dropdown offers two choices: automatic (DHCP) or manual. For most home users, DHCP is fine, but the Field Guide explains when manual configuration makes sense—like setting up a static IP for a home server or avoiding IP conflicts on a crowded network. It also notes that if you switch to manual, you’ll need to enter DNS settings separately, which many users forget.

Speaking of DNS, this is where Windows 11’s networking truly flexes its muscle. The DNS section now supports three modes: automatic (from the router), manual, and DNS over HTTPS (DoH). The Field Guide devotes considerable space to DoH because it encrypts your DNS queries, preventing ISPs and eavesdroppers from seeing which websites you visit. It’s a privacy powerhouse that was once exclusive to browsers but is now system-wide.

To use DoH, you select a DNS server that supports it (like Cloudflare’s 1.1.1.1 or Google’s 8.8.8.8) and then pick an encryption template from a dropdown. The Field Guide lists supported templates: Cloudflare, Google, and Quad9, along with a generic “Custom” option for advanced users. It warns that not all servers advertise their templates correctly, so you might need to enter the template URL manually if your preferred server isn’t listed.

Metered Connections: Saving Data and Sanity

A metered connection is one where data usage is capped or bills are per-gigabyte. Windows 11 treats metered connections differently: it pauses automatic updates, stops some app downloads, and limits background data sync. The Field Guide stresses that this isn’t just for cellular—you can set any Wi‑Fi network as metered, which is a lifesaver when tethering to your phone’s hotspot.

The Metered connection toggle sits prominently in Wi‑Fi properties. The Field Guide adds context: when you connect to a new network, Windows tries to estimate if it’s metered by checking network heuristics. But this can fail, especially on hotel or airplane Wi‑Fi. Manually flipping the toggle ensures you never blow through a limited data cap.

An often-overlooked sub-setting is “Set a data limit to help control data usage on this network,” found under the same toggle. The Field Guide shows how to set a monthly limit, a one-time limit, or an unlimited limit with a warning. Once the limit is reached, Windows can either warn you or block all traffic except for critical updates (a new option added in recent builds).

DNS Deep Dive: Speed, Privacy, and Control

Beyond DoH, the manual DNS entry reveals subtle improvements. In earlier Windows versions, changing DNS required digging into adapter properties. Now, it’s a first-class citizen in Settings. The Field Guide highlights that you can set both IPv4 and IPv6 DNS addresses independently, and Windows will prefer the IPv6 path if available—a detail that can cause confusion when only the IPv4 DNS is changed.

For users who alternate between networks, the Field Guide recommends leaving the DNS on automatic for default connections and setting manual ones only for specific networks. This granularity was impossible in the Control Panel days. It also points out that if you use a VPN, the VPN’s DNS settings may override these, though the Kill Switch feature in some VPN clients can prevent leaks.

A notable omission discussed in the Field Guide is the lack of DNS caching controls from the Settings app. Power users still need the command line (ipconfig /flushdns) or the registry to tweak cache behavior. The Field Guide speculates that Microsoft might add simple cache management in a future update, citing insider feedback.

Real-World Scenarios: Remote Work and Travel

The Field Guide isn’t just a reference manual—it’s filled with practical scenarios. One example walks through a digital nomad who uses a laptop with 5G eSIM in Europe. They configure a local eSIM profile with a data limit, set the network as metered, and switch DNS to Cloudflare DoH to avoid ISP throttling. The guide also shows how to quickly swap profiles when crossing borders, all without touching a physical SIM.

For home workers, it details how to prioritize bandwidth by manually assigning DNS and IP addresses. If your ISP’s DNS is slow or unreliable, switching to a faster resolver can noticeably speed up web browsing. The Field Guide cites real-world tests where page load times improved by up to 30% after switching to a low-latency DNS server.

Expert Tips and Hidden Gems

Paul Thurrott’s team unearthed several hidden tricks in the networking stack. One is the “Network reset” button found at Settings > Network & internet > Advanced network settings. Though not exclusive to cellular or Wi‑Fi properties, it’s a last resort when things go wrong. The Field Guide warns that it will remove all network adapters and reinstall them, wiping saved Wi‑Fi passwords and VPN connections—so back up first.

Another tip involves viewing your Wi‑Fi radio’s physical address (MAC) directly from the properties page. The random hardware address toggle, when enabled, helps prevent tracking across networks, but it can cause issues on enterprise networks that use MAC filtering. The Field Guide explains the trade-offs clearly.

For users with both Ethernet and Wi‑Fi adapters, the Field Guide reveals how Windows 11 automatically prioritizes connections based on interface metric. You can override this in the advanced network settings, but it’s a hidden power tool. The guide recommends leaving it alone unless you know exactly what you’re doing.

The Bigger Picture: Why These Settings Matter

Microsoft’s push toward a modern Settings experience has been gradual. The Field Guide update underscores how far the company has come—cellular and Wi‑Fi settings that were once scattered across Control Panel, Device Manager, and registry hacks are now unified. But it also exposes gaps: cellular data roaming controls don’t always work reliably with every carrier, and the DoH templates can be finicky.

The update arrives at a time when the line between mobile and desktop computing blurs. Windows 11 on ARM devices with 5G connectivity are becoming the norm, and understanding these settings is no longer optional. The Field Guide positions itself as an essential companion, distilling volumes of Microsoft documentation into actionable, plain-English advice.

Looking Ahead

While the Field Guide is a snapshot of Windows 11 as of mid-2026, it hints at future improvements. Microsoft’s Feedback Hub is active with requests for better data usage alerts, integrated VPN management, and a “travel mode” that automatically enables metered settings when roaming. The Field Guide concludes that these networking corners, though unglamorous, will only grow in importance as the operating system evolves.

For anyone who has ever cursed an unexpected data bill or struggled with sluggish DNS, the message is clear: take 15 minutes to explore these settings. The Field Guide’s update is a master class in making the mundane magical—and it’s available now for anyone willing to dig in.