Linux Fixes

How to Fix "ModuleNotFoundError: No module named" in Python on Linux (The Real Reason pip Install Didn't Work)

You installed a package with pip, but Python still says "ModuleNotFoundError: No module named." You're not crazy — pip and python might be pointing to completely different Python installations. Here's how to diagnose it in 30 seconds and fix it for good.

Adhen Prasetiyo

Feb 20, 2026

Mobile Fixes

Android WiFi Connected but No Internet — How to Fix It (Including the Captive Portal Trick Nobody Knows)

Your Android shows the WiFi icon with an exclamation mark — connected but no internet. You restart the router, forget the network, reconnect. Nothing works. The hidden cause might be Android's Captive Portal check pinging Google servers that your network blocks. Here's how to fix it.

Adhen Prasetiyo

Feb 18, 2026

App Fixes

How to Fix Steam "Content File Locked" Error When Updating Games

Steam throws "Content File Locked" every time you try to update a game? The update downloads but won't apply. Most people just redownload the entire game — but you don't have to. The fix is finding which specific file is locked and why.

Adhen Prasetiyo

Feb 18, 2026

Linux Fixes

How to Fix Discord Microphone Not Working on Linux (PulseAudio and PipeWire)

Discord on Linux detects your microphone but nobody can hear you? Or maybe the mic doesn't show up at all? This is almost always a PulseAudio or PipeWire routing issue. Here's how to actually fix it.

Adhen Prasetiyo

Feb 17, 2026

Windows Fixes

How to Fix "Wi-Fi Connected, No Internet" on Windows 11 When Every Other Device Works Fine

Your laptop says "No internet, secured" but your phone, tablet, and everyone else's devices are online just fine. The problem isn't your router — it's something on your PC. Here's how to track it down and fix it.

Adhen Prasetiyo

Feb 17, 2026

Linux Fixes

apt vs Snap vs Flatpak on Linux — When Each One Breaks and How to Fix It

Confused about whether to install apps via apt, Snap, or Flatpak? Each one breaks in different ways. This guide explains when to use which, common errors for each, and how to fix them.

Adhen Prasetiyo

Feb 16, 2026

Windows Fixes

How to Fix "Memory Integrity Can't Be Turned On" in Windows 11 (Even When No Incompatible Drivers Are Listed)

Windows 11 says Memory Integrity is off but won't let you turn it on — and no incompatible drivers are shown? This is a known issue affecting millions of PCs. Here's how to fix it using Autoruns, pnputil, and the registry.

Adhen Prasetiyo

Feb 16, 2026

Linux Fixes

How to Fix "Could Not Get Lock /var/lib/dpkg/lock" on Ubuntu

Getting "Could not get lock /var/lib/dpkg/lock" when trying to install or update packages on Ubuntu? This happens when another process is using the package manager. Here's how to safely resolve it without breaking your system.

Adhen Prasetiyo

Feb 15, 2026

Linux Fixes

How to Fix No Sound on Ubuntu Linux (PulseAudio & PipeWire Guide)

No audio output on Ubuntu or Linux Mint? The problem is usually PulseAudio or PipeWire misconfiguration, a muted ALSA channel, or the wrong output device selected. Here's how to diagnose and fix it from the terminal.

Adhen Prasetiyo

Feb 15, 2026

Linux Fixes

How to Fix "Permission Denied" Error on Linux (The Complete chmod, chown, and sudo Guide)

Getting "Permission Denied" when running a command or opening a file on Linux? This error means your user account lacks the required permissions. Here's how to fix it properly using chmod, chown, and sudo — without blindly running chmod 777.

Adhen Prasetiyo

Feb 15, 2026

How-To Guides

How to Check SSD Health and Remaining Lifespan on Windows 11 (Without Third-Party Software)

Want to know if your SSD is dying? Windows 11 has built-in tools to check SSD health, temperature, and remaining lifespan — no extra software needed. Here's how to read the data and what the numbers actually mean.

Adhen Prasetiyo

Feb 14, 2026

Mobile Fixes

How to Fix Android Phone Stuck on Boot Loop (6 Methods Without Losing Data)

Android phone keeps restarting at the logo screen and won't boot fully? Before you factory reset, try Safe Mode, cache partition wipe, or ADB repair — methods that can fix the boot loop WITHOUT erasing your data.

Adhen Prasetiyo

Feb 14, 2026