Signs Your Computer Has a Virus — And How to Tell the Difference

Some signs point to real malware. Others are just a slow PC or an aggressive antivirus upsell. Here's how to tell what's actually wrong — and what to do about it.

IObit Malware Fighter Review 2026 — Useful Add-On, Not a Primary Antivirus

IObit Malware Fighter does some things well — browser protection, USB scanning, a simple interface. But the upsell behavior is relentless, and it works better as a secondary layer than as your only protection.