First: True Viruses Are Rare on Phones. But “Malware” Is a Different Story.
The word “virus” gets used loosely when it comes to phones. A true self-replicating virus is actually rare on modern iOS and Android both operating systems have security architecture that makes classic viral infection difficult. What people are usually experiencing when they say their phone “has a virus” is malware, adware, or a compromised browser.
Here’s how to tell what’s actually happening and what to do about it.
Warning Signs to Take Seriously
Unexpected pop-up ads. If you’re seeing ads inside apps that previously had none, or pop-ups appearing when you’re not in any browser, something has changed. This is often adware installed by a sketchy app.
Battery draining much faster than usual. Malicious apps often run processes in the background constantly mining cryptocurrency, sending data, or running ad-click bots. This shows up as unexplained battery drain.
Data usage spiking. Check your data usage in Settings. If an app you rarely use is consuming enormous amounts of data, it may be doing something in the background you didn’t authorize.
Phone running hot. Related to the above. background processes generate heat. A phone that’s consistently warm when you’re not actively using it is worth investigating.
Apps you didn’t install. On Android especially, malicious software can sometimes install secondary apps. Check your full app list for anything unrecognized.
Browser redirecting to strange pages. If your default browser keeps sending you to unexpected pages or search engines have changed without your input, your browser settings have been modified.
What to Do About It
On iPhone:
- Delete any recently installed apps that you don’t recognize or didn’t intentionally install
- Go to Settings > Safari and clear history and website data
- Restart the phone
- If the behavior persists, a full restore through iTunes/Finder is the nuclear option, it wipes everything and starts fresh (back up first)
On Android/Samsung:
- Go to Settings > Apps and uninstall anything unfamiliar
- Run Google Play Protect (Play Store > Profile Icon > Play Protect > Scan)
- Clear browser data in your browser app settings
- In persistent cases, a factory reset after backing up your data is the most thorough solution
What We Can Do at Mobile Lizard
If you’ve tried the above and still can’t figure out what’s going on, bring it in. We can do a software diagnostic, help identify problem apps or settings, and in some cases perform a clean restore. We also deal regularly with iPhones stuck in software loops or showing unusual behavior after a software update.
See our iPhone repair and software services and Samsung repair