Malware & Viruses guides
Step-by-step, expert-written advice on malware & viruses — no jargon, just practical guidance you can act on today.
How to Tell If Your iPad Has Malware or a Suspicious App
How to Tell If Your iPad Has Malware or a Suspicious App
Read guideHow to Remove Malware and Suspicious Apps From Android
How to Remove Malware and Suspicious Apps From Android
Read guideHow to Remove Malware and Suspicious Apps From an iPhone
How to Remove Malware and Suspicious Apps From an iPhone
Read guideHow to Tell If Your Android Phone Has Malware
How to Tell If Your Android Phone Has Malware
Read guideHow to Tell If Your iPhone Has Malware or a Suspicious App
How to Tell If Your iPhone Has Malware or a Suspicious App
Read guideHow to Remove Malware and Suspicious Apps From an iPad
How to Remove Malware and Suspicious Apps From an iPad
Read guideHow to Find Hidden Cron Jobs and systemd Services on Linux
Audit user and root crontabs, /etc/cron.*, systemd timers, and user units to find malware persistence on Linux.
Read guideHow to Spot a Cryptominer or High-CPU Malware on Linux
Identify perfctl, kdevtmpfsi, xmrig, and similar cryptominers using top, ps, and lsof on Linux.
Read guideHow to Safely Reset or Remove the Linux Container on a Chromebook
Back up files from Crostini, then completely remove and rebuild the Linux container to eliminate persistent malware.
Read guideHow to Protect Your Mac Against Ransomware
Mac-specific ransomware prevention checklist.
Read guideHow to Recover From a Ransomware Infection on Mac
Mac-specific ransomware response and recovery.
Read guideHow to Confirm Your Mac Has Ransomware
Identify true Mac ransomware vs. lookalike browser pop-ups.
Read guideSpeed Up a Slow Mac After Removing Malware
Free maintenance steps for macOS after a malware cleanup.
Read guideHow to Tell If a Slow Mac Is Caused by Malware
Use Activity Monitor and Login Items to confirm whether your slow Mac is infected.
Read guideHow to Remove Browser Hijackers and Adware From a Mac
Free, beginner-friendly steps to remove adware, hijackers and bundled junk from macOS.
Read guideSpeed Up a Slow Windows PC After Removing Malware
Once malware is removed, follow these steps to clear out leftovers, reset bloated startup, and restore your Windows PC's performance.
Read guideHow to Tell If a Slow Windows PC Is Caused by Malware
Diagnose whether sudden slowness on your Windows PC is hardware, bloatware, or a malware infection — and what to look for in Task Manager.
Read guideProtect Your Windows PC Against Ransomware
Set up Controlled Folder Access, an offline backup, and the everyday habits that block almost every ransomware route in.
Read guideRecover From a Ransomware Infection on Windows
Isolate the infected PC, try free decryptors, restore from backups, and rebuild safely without paying the ransom.
Read guideHow to Confirm Your Windows PC Has Ransomware
Distinguish between ransomware, sync errors and corrupted files — and identify which ransomware family you are dealing with.
Read guideHow to Audit User Accounts on Your Windows PC
List every account on the PC, check who is an administrator, and spot accounts created by malware or remote attackers.
Read guideHow to Tell Why Windows Defender Is Turned Off
Defender can be disabled by malware, by a third-party antivirus, or by a Group Policy setting. Find out which before trying to fix it.
Read guideHow to Identify Adware and Notification Spam on Windows
Trace where pop-up ads, desktop notifications and Start-menu spam are actually coming from — adware, browser notifications, or a rogue app.
Read guideHow to Avoid Tech Support Scams in the Future
Train your reflexes so the next fake Microsoft pop-up or 'your computer is infected' phone call gets ignored automatically.
Read guideCreate a Standard (Non-Admin) User Account on Windows
Reduce the damage malware and remote attackers can do by using a standard account for daily work and reserving the admin account for installs only.
Read guideLock Down Windows: Defender, SmartScreen, UAC & Updates
Harden a Windows 10 or 11 PC against malware, adware and remote-access scams by configuring the security tools already built into Windows.
Read guideHow to Detect Viruses on a Windows PC with Malwarebytes
Step-by-step beginner guide: install Malwarebytes Free, run a scan, and understand exactly what every detection result means.
Read guide