Windows 11 • practical fixes

Fix Windows without the guesswork.

Clear troubleshooting for the problems people hit most: internet, updates, sound, Bluetooth, slow PCs, broken apps, startup failures and recovery.

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Before changing anything: save your work, restart the PC once, and back up important files before recovery or reset procedures. Work or school devices may be managed by IT — policies can override normal Windows settings.

Windows 11 help guides

19 focused guides, searchable by symptom.

⌁

Wi‑Fi connected but no internet

Fix missing internet, dropped Wi‑Fi and networks that refuse to reconnect.

NetworkRisk: Low

↻

Windows Update stuck or failing

Troubleshoot failed installs, update errors and updates stuck at a percentage.

UpdatesRisk: Medium

◖

No sound from speakers or headphones

Fix wrong output devices, muted sound, audio enhancements and driver issues.

AudioRisk: Low

●

Microphone not working

Restore microphone permissions, select the right input and test recording.

AudioRisk: Low

ᛒ

Bluetooth missing or not connecting

Fix a missing Bluetooth toggle, failed pairing and unreliable connections.

DevicesRisk: Low

▣

Camera not working

Fix webcam privacy permissions, hardware shutters and camera driver problems.

DevicesRisk: Low

▤

Printer offline, missing or stuck

Fix printer discovery, offline status, driver issues and stuck print queues.

DevicesRisk: Medium

▥

PC running slowly

Work through Windows 11 performance fixes without using registry cleaners.

PerformanceRisk: Low

◫

Low disk space on C:

Safely reclaim storage using Windows 11 built-in cleanup tools.

PerformanceRisk: Low

◇

App not opening or keeps crashing

Repair or reset a broken Windows app before reinstalling it.

AppsRisk: Medium

▱

Microsoft Store will not open

Reset the Store cache and check the most common Windows-side causes.

AppsRisk: Low

✓

Windows 11 activation problems

Check activation status and run the official activation troubleshooter.

SystemRisk: Low

■

Black or blank screen

Recover from a blank screen with or without a visible mouse cursor.

RecoveryRisk: Medium

Stop code / BSOD / unexpected restart

Troubleshoot repeated Windows stop errors and unexpected restarts.

RecoveryRisk: Medium

⏻

Windows 11 will not start

Use Windows Recovery Environment and Startup Repair before resetting the PC.

RecoveryRisk: Medium

⌘

Repair corrupted Windows system files

Run DISM and SFC in Microsoft’s recommended order.

SystemRisk: Low

Start Windows 11 in Safe Mode

Boot with only essential drivers and services to isolate software problems.

RecoveryRisk: Low

↺

Reset or reinstall Windows 11

Know which recovery option to use and what it will remove before proceeding.

RecoveryRisk: High

＋

Which Windows recovery option should I use?

Pick the least destructive recovery method for your situation.

RecoveryRisk: Varies

No matching guide yet. Try a broader search such as “network”, “audio”, “update” or “startup”.

Quick tools

Useful built-in Windows shortcuts for diagnosis.

Task ManagerCtrl + Shift + Esc

Check CPU, memory, disk use and startup apps.

Quick SettingsWindows + A

Wi‑Fi, Bluetooth, Airplane mode, sound and battery.

SettingsWindows + I

Open the main Windows 11 Settings app.

RunWindows + R

Open tools such as services.msc, msconfig and wsreset.exe.