While unwanted pop-up windows can be annoying, they may be dangerous as well. Pop-up windows that websites trigger occur when you use your browser. Pop-ups that occur when youre not surfing the Web may come from a malware infection on your computer.

Why am I getting pop-ups all of a sudden?

1. Adware. Adware (or advertising-supported software) is a type of malware (or malicious software) that hides on your computer and automatically displays advertising material when you are online. If youve been getting annoying pop-up offers appearing on your screen, your computer might be infected.

Are pop-up ads a virus?

The pop-ups pretend to find viruses on your PC and - after you have paid up - pretend to remove it. In fact, these programs are malware and may install more malware. For further details, see the Microsoft Security page called Watch out for fake virus alerts.

Why should you block pop-ups?

Pop-up blockers are built into common web browsers to prevent unwanted pop-up windows from interfering with and cluttering your browsing experience. Most pop-ups are ads, malware, and other unwanted windows.

How do you tell if my phone has a virus?

Signs your Android phone may have a virus or other malwareYour phone is too slow.Apps take longer to load.The battery drains faster than expected.There is an abundance of pop-up ads.Your phone has apps you dont remember downloading.Unexplained data usage occurs.Higher phone bills arrive.14 Jan 2021

Why does my phone randomly play ads?

When you download certain Android apps from the Google Play app store, they sometimes push annoying ads to your smartphone. The first way to detect the issue is to download free app called AirPush Detector. After youve detected and deleted the apps are responsible for the ads, head to the Google Play Store.