System · Fix
100% Disk Usage on Windows 11? 10 Fixes
100% disk usage on Windows 11 freezing your PC? Find the process, then fix SysMain, Search, updates, paging and drive problems. 10 fixes, easiest first.
Read guideWindows Guides, Fixes & Tips
Step-by-step help for Windows 11 & 10: network, performance, battery, files and more. 100 guides and counting.
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System · Fix
100% Disk Usage on Windows 11? 10 Fixes
100% disk usage on Windows 11 freezing your PC? Find the process, then fix SysMain, Search, updates, paging and drive problems. 10 fixes, easiest first.
Network · Explainer
2.4 GHz vs 5 GHz Wi-Fi: Which Band Should You Use?
2.4 GHz vs 5 GHz Wi-Fi explained: speed, range and interference, how to see which band your Windows PC uses, and when to pick each one (plus 6 GHz).
System · Explainer
Are Registry Cleaners Safe? The Honest Answer
Are registry cleaners safe, and do they speed up Windows 11? What they really do, the risks, when a registry fix helps and how to back up first.
Network · Compare
Best Net Speed Meter Apps for Windows 11 & 10
The best net speed meter apps for Windows 11 & 10 compared: live widgets, speed tests, data plans and per-app bandwidth. Which one fits you?
Network · How-to
Best Wi-Fi Channel for 2.4 GHz and 5 GHz (How to Choose)
Find the best Wi-Fi channel for 2.4 GHz and 5 GHz: see which channels your neighbours use from Windows, pick the quietest one and change it on your router.
System · Fix
C Drive Full on Windows 11? Find What Filled It
C drive full on Windows 11? Find what is using the space: hibernation file, restore points, WinSxS, Windows.old, temp files and hidden app caches.
Network · Fix
Connected but No Internet on Windows 11? 11 Fixes
Wi-Fi says connected but no internet on Windows 11? Find out if it is the PC, router or ISP, then fix DNS, IP, proxy and driver problems. 11 fixes.
Productivity · Fix
Copy Paste Not Working on Windows 11? 10 Fixes
Copy paste not working on Windows 11? Restart Explorer, clear the clipboard, check Ctrl+C and Ctrl+V, fix Remote Desktop and stop apps locking it.
Network · Fix
DNS Server Not Responding on Windows 11? 10 Fixes
DNS server not responding on Windows 11 or 10? Find out if it is the PC, router or ISP, then fix it in minutes with flush DNS, a new DNS server and more.
Network · Fix
DNS_PROBE_FINISHED_NXDOMAIN: 9 Ways to Fix It
Fix DNS_PROBE_FINISHED_NXDOMAIN in Chrome or Edge on Windows: check the address, flush DNS, clear the host cache, change DNS and check the hosts file.
Network · Fix
Ethernet Not Working on Windows 11? 10 Fixes
Ethernet not working on Windows 11? Fix 'unidentified network', 'network cable unplugged' and no internet on a wired connection with these 10 checks.
Network · Compare
Ethernet vs Wi-Fi: Which Is Faster and When It Matters
Ethernet vs Wi-Fi compared: speed, ping, stability and convenience, with real test numbers, which cable to buy, and when Wi-Fi is perfectly good enough.
Network · Compare
Fiber vs Cable Internet: Which Is Better?
Fiber vs cable internet compared: upload speed, ping, reliability, price and evening slowdowns, plus DSL, 5G home and satellite and how to test your line.
System · Fix
High CPU Usage on Windows 11? 10 Fixes That Work
High CPU usage on Windows 11 slowing your PC? Find the process in Task Manager, then fix Defender scans, updates, indexing, browsers and drivers. 10 fixes.
System · Fix
High Memory Usage on Windows 11? 10 Fixes
High memory usage on Windows 11? Find which app is using your RAM, tell normal caching from a real problem, and fix leaks, startup apps and browsers.
System · Explainer
How Long Do SSDs Last? Lifespan and TBW Explained
How long do SSDs last? Most last 5 to 10+ years. What TBW and wear level mean, how to check SSD health on Windows, and signs of a failing drive.
Network · Explainer
How Much Data Does Streaming Use? (Per Hour)
How much data does streaming use per hour? Netflix, YouTube, Disney+, Spotify, Twitch and Zoom in SD, HD and 4K, plus how to cut data use on a Windows PC.
Network · Explainer
How Much Internet Speed Do I Need? (Mbps Guide)
How much internet speed do you need? Mbps for streaming, gaming, video calls and working from home, plus a simple way to size a plan for your household.
System · Explainer
How Much RAM Do I Need? 8 GB vs 16 GB vs 32 GB
How much RAM do you need for Windows 11, gaming, office work and video editing? 8 GB vs 16 GB vs 32 GB explained, plus how to check if you need more.
Media · How-to
How to Blur Part of a Screenshot on Windows
How to blur part of a screenshot on Windows 11: hide names, emails and passwords before sharing with a blur tool or Paint, and redact safely.
Network · How-to
How to Boost Wi-Fi Signal: 11 Ways That Work
How to boost Wi-Fi signal at home: move the router, pick the right band and channel, update firmware, or add mesh. 11 tested ways, most of them free.
Network · How-to
How to Change DNS Server on Windows 11 (Step by Step)
Change DNS server on Windows 11 to Cloudflare, Google or Quad9 for faster, more reliable browsing: Settings steps, encrypted DNS and how to test it.
Network · How-to
How to Change Wi-Fi Password on Any Router
How to change your Wi-Fi password on any router: find the router address, log in, set a strong WPA2/WPA3 password and reconnect your PC and phones.
System · How-to
How to Check Battery Cycle Count on Windows
Check your laptop battery cycle count on Windows 11 or 10 with powercfg, PowerShell or a free app. See what a good count is and when to replace.
Tools mentioned in these guides
Test Net Speed
IP Address App
Net Monitor
CPU ZX Pro
PC Health Optimizer
Battery ZX