Smartphone protected from malware with a shield icon on the screen

How to Protect Your Phone from Malware (Step-by-Step Guide for Android & iPhone)

How to Protect Your Phone from Malware

(Step-by-Step Guide for Android & iPhone)

Whether you’re in Europe, the US, or anywhere else, your phone is probably the most important device you own. It holds your bank apps, messages, photos, two-factor codes, work emails—basically your life in one small rectangle.

That also makes it a prime target for malware.

The good news: you can protect your phone without being a tech expert. In this guide for Howtofixd.com, we’ll walk through:

  • How to spot signs of malware
  • Practical steps to clean and protect your phone
  • How to set up a Mobile Antivirus Subscription (our recommended protection tool)
  • Everyday habits to keep you safe long-term

👉 Quick note: This article may contain affiliate links. If you buy through them, Howtofixd.com may earn a small commission at no extra cost to you. It helps us keep making free guides like this.


What Is Phone Malware, Exactly?

Malware (malicious software) on phones can include things like:

  • Spyware (secretly tracks what you do)
  • Adware (shows aggressive, unwanted ads)
  • Trojans (apps pretending to be legit but doing bad stuff)
  • Ransomware (locks your data and demands money)

Most infections happen when:

  • You install unsafe apps (especially from outside the official stores)
  • You tap suspicious links in SMS, email, or social media
  • You use unsafe Wi‑Fi networks
  • Your phone is outdated and missing security patches

Android and iPhone handle apps differently, but both can be vulnerable if you’re not careful.


Signs Your Phone Might Have Malware

If you’re noticing any of these, it’s time to take action:

  • 🔋 Battery draining faster than usual
  • 📶 Data usage suddenly spiking
  • 📱 Phone overheating even when you’re not doing much
  • 📲 Weird apps you don’t remember installing
  • 🌐 Pop-up ads outside your browser
  • 🔐 Strange login alerts from your online accounts
  • 💳 Unfamiliar charges on your phone bill or payment methods

If that sounds familiar, don’t panic. Let’s walk through how to protect your phone step by step.


What You’ll Need for This Guide

Before we start, make sure you have:

  1. Your phone (Android or iPhone)
  2. Internet connection (Wi‑Fi if possible)
  3. A few minutes of patience
  4. Optional but strongly recommended:
    • A Mobile Antivirus Subscription for continuous protection and easy scanning

👉 Recommended security tool:
Mobile Antivirus Subscription – real-time protection, malware scanning, and web protection for Android & iOS.

➡️ Click here to get Mobile Antivirus Subscription


Step 1: Back Up Your Phone (Before You Change Anything)

If something goes wrong, you’ll be glad you did this.

On Android

  1. Open Settings
  2. Go to Google > Backup (or System > Backup, depending on your phone)
  3. Turn on Backup by Google One (or similar option)
  4. Tap Back up now

On iPhone

  1. Go to Settings
  2. Tap your Apple ID name at the top
  3. Tap iCloud > iCloud Backup
  4. Turn on Back Up This iPhone
  5. Tap Back Up Now

Now you’ve got a safe restore point if you ever need it.


Step 2: Install Your Mobile Antivirus Subscription

This is your main shield against malware—especially for people who install a lot of apps, use public Wi‑Fi, or shop/bank on their phone.

2.1 Get the App

  1. Open Google Play Store (Android) or App Store (iPhone)
  2. Search for “Mobile Antivirus Subscription” or follow this link:
    ➡️ Get Mobile Antivirus Subscription here
  3. Download and install the app

2.2 Create or Log Into Your Account

  1. Open the Mobile Antivirus Subscription app
  2. Sign in or create an account
  3. Activate your subscription if required (enter code or choose a plan)

2.3 Grant the Necessary Permissions

The app may ask for:

  • Permission to scan apps and files
  • Accessibility or device admin permission (to detect threats)
  • Web protection/ VPN-based security (for safe browsing)

Allow these permissions so it can actually protect you in real time.


Step 3: Run a Full Malware Scan

Now let’s check if anything nasty is already on your phone.

  1. Open your Mobile Antivirus Subscription app
  2. Look for Scan, Smart Scan, or Full Scan
  3. Start the scan and let it finish—this can take a few minutes

The app will:

  • Scan installed apps
  • Check system files (where allowed by OS)
  • Look for suspicious behavior

If it finds something, follow the prompts to:

  • Delete malicious apps
  • Quarantine files that look dangerous
  • Uninstall unsafe software

👉 If the app suggests restarting your phone after the cleanup, do it.


Step 4: Remove Suspicious Apps Manually

Even with antivirus, it’s smart to do a quick manual check.

On Android

  1. Open Settings
  2. Go to Apps or Apps & notifications
  3. Sort apps by Recently installed if possible
  4. Look for:
    • Apps you don’t recognise
    • Apps with weird names
    • Apps you never remember installing

If you see anything suspicious:

  1. Tap the app
  2. Tap Uninstall

If the app refuses to uninstall:

  1. Go to Settings > Security > Device admin apps (or similar)
  2. Disable it there
  3. Then try uninstalling again

On iPhone

iOS is more locked down, but you should still:

  1. Long-press an app on the home screen
  2. Tap Remove App > Delete App
  3. Remove any apps you don’t use or don’t trust

Step 5: Lock Down Your App Sources

Android: Turn Off Unknown Sources

In Europe and the US, some people sideload apps (from websites or third-party stores). That’s also where a lot of malware comes from.

  1. Go to Settings > Security & privacy (or Privacy / Security)
  2. Find Install unknown apps
  3. Make sure it’s disabled for all apps, especially browsers and file managers

If you must install apps from outside Google Play (e.g. for work or specific EU app stores), be extremely careful and always scan files with your Mobile Antivirus Subscription first.

iPhone: Stick to the App Store

For most users:

  • Only install apps from the App Store
  • Avoid configuration profiles or profiles from random links
  • If a website tells you to “install a certificate” or “profile” for free streaming, sports, etc.—run away.

Step 6: Update Your Phone & Apps

Outdated software = open doors for hackers.

Update the System

Android:

  1. Go to Settings
  2. Tap System > Software update (or Software update directly)
  3. Tap Check for updates and install if available

iPhone:

  1. go to Settings > General > Software Update
  2. Install any available iOS update

Update Your Apps

  • Open Google Play Store or App Store
  • Go to your profile icon
  • Tap Manage apps & device / Updates
  • Update all apps, especially browser, banking, and messaging apps

Turn on automatic updates where possible.


Step 7: Turn On Built-In Protections

On Android: Play Protect

  1. Open Google Play Store
  2. Tap your profile icon
  3. Tap Play Protect
  4. Make sure Scan apps with Play Protect is enabled

This works alongside your Mobile Antivirus Subscription for an extra layer of protection.

On iPhone: Built-in Security

Apple doesn’t allow traditional antivirus in the same way as Android, but your Mobile Antivirus Subscription may still:

  • Provide web protection (blocking malicious sites)
  • Offer VPN security on public Wi‑Fi
  • Help protect your identity and accounts

Make sure those features are turned on in the app.


Step 8: Secure Your Network & Browsing

Even if your phone is clean, a bad connection can put you at risk.

  • Avoid logging into sensitive accounts on public Wi‑Fi (cafés, airports, hotels, trains)
  • If you must, use the VPN function inside your Mobile Antivirus Subscription if it has one
  • Don’t tap random links in:
    • SMS
    • WhatsApp / iMessage / Telegram
    • Social media DMs
    • Email

If something feels off—typos, strange sender, weird urgency—don’t open it.


Step 9: Review App Permissions

Some apps request more access than they need. That doesn’t always mean malware, but it can be risky.

On Android

  1. Go to Settings > Privacy > Permission manager (name may vary)
  2. Check permissions such as:
    • Location
    • Camera
    • Microphone
    • SMS
    • Contacts
  3. Remove access for apps that don’t really need it

On iPhone

  1. Go to Settings
  2. Scroll down to Privacy & Security
  3. Tap each category (Location Services, Microphone, Camera, etc.)
  4. Turn off access for apps that don’t truly need it

Less access = less damage if an app turns out to be bad.


Step 10: Set Up Ongoing Protection & Alerts

You don’t want to repeat this whole process every month, so let the tools do the heavy lifting.

With Mobile Antivirus Subscription, make sure you:

  • Turn on real-time protection
  • Schedule regular automatic scans (e.g. weekly)
  • Enable web / URL protection (to block malicious sites)
  • Enable safe Wi‑Fi / VPN protection, if included
  • Turn on notifications so you know instantly when something suspicious happens

👉 Stay protected automatically:
➡️ Activate or renew your Mobile Antivirus Subscription now


Good Habits to Keep Your Phone Malware-Free

Here are some simple rules that work no matter if you live in Berlin, Paris, London, New York, or LA:

  • Think before you tap: if a link or attachment feels weird, ignore it
  • Install fewer apps: the fewer apps, the fewer potential problems
  • Don’t pirate apps or media: “free” often means “infected”
  • Protect your accounts:
    • Use strong, unique passwords
    • Turn on 2‑factor authentication (2FA)
  • Lock your phone with PIN, fingerprint, or Face ID
  • Regularly back up so you’re safe even if something goes wrong

When Should You Consider a Factory Reset?

If, even after scanning and cleaning, your phone still:

  • Acts very strangely
  • Shows pop-ups everywhere
  • Runs extremely slow
  • Has settings constantly changing

…a factory reset might be the cleanest option.

Important: This erases all data. Make sure your backups are up to date.

On Android

  1. Go to Settings > System > Reset options
  2. Tap Erase all data (factory reset)
  3. Confirm and follow the prompts

On iPhone

  1. Go to Settings > General > Transfer or Reset iPhone
  2. Tap Erase All Content and Settings
  3. Enter your passcode and confirm

After the reset:

  1. During setup, restore from your backup
  2. Immediately install Mobile Antivirus Subscription again
  3. Set up real-time protection before installing the rest of your apps

Final Thoughts & Call-to-Action

Protecting your phone from malware isn’t about being paranoid—it’s about being prepared.

By now, you’ve:

  • Backed up your phone
  • Installed and set up Mobile Antivirus Subscription
  • Scanned and removed potential threats
  • Locked down app sources and permissions
  • Turned on automatic updates and built-in protections

The last step is simply to keep your protection active.

👉 Ready to lock down your phone and keep it safe?
Protect your Android or iPhone today with a trusted security solution:

➡️ Get your Mobile Antivirus Subscription here

Stay safe, stay updated, and your phone will stay malware-free.

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