1. Candywaffle's Avatar
    Yesterday out of the blue my s8 started popping fullscreen ads randomly anywhere, inside apps and homescreen too. They appear very random every 20 minutes 3 ads at the same time or every 5 minutes... I have searched but nothing gives me an answer to this. I cant find a fix and I dont want to restore my whole phone... I havent downloaded any new apps, havent visited any websites with viruses and i never had this before. Its really annoying it messed my whole phone up.. Cant even play games from the ads. Does anyone have the same issue or know how i fix this?

    (till i finish writing this i got spammed by ads 4-5 times)
    09-30-2017 04:37 AM
  2. StephaneM60's Avatar
    It's an app you installed that do this (even one installed a long time ago, but that you recently used). If you don't want to reset your phone :

    1. Uninstall any unneeded apps
    2. Install adguard

    Adguard is an ads blocker, while it will not remove the adware, it may prevent the ads to be displayed (though you may still be bothered by blank popups)

    if this doesn't work, you'll have to reset...
    09-30-2017 05:21 AM
  3. Candywaffle's Avatar
    Thanks for your help Stephane im going to try and let you know.

    Update: I uninstalled almost every application from my phone without success, then I tried something else...I deleted the samsung internet application and re-installed it and looks like Ads went away..Its been 1 hour without any ad I will let you know after if this really solved my problem. Look like a website in my cache had a virus or something.
    09-30-2017 09:13 AM
  4. Gayle Lynn's Avatar
    Malwarebytes would be worth installing. If it can't remove it might also disable adware/malware.

    Are you using any extensions for ad blocking in Internet?
    Uninstalling would have also cleared it's cache.

    Malware can lie dormant waiting to wakeup or a 2nd stage.
    badcat likes this.
    09-30-2017 10:12 AM
  5. Candywaffle's Avatar
    They started appearing again after hours.. I'm going to give a last try on Malwarebytes.
    09-30-2017 02:27 PM
  6. Candywaffle's Avatar
    Yes it worked thank you! Malwarebytes found 2 files and deleted them since then i get no ads.
    badcat and Gayle Lynn like this.
    10-01-2017 05:57 AM
  7. Gayle Lynn's Avatar
    Any idea what or where or name?
    Might help others to know about these two.
    cass_m likes this.
    10-01-2017 07:49 AM
  8. Candywaffle's Avatar
    Both named "File Downloader" and they both had different android icons than the original android .
    10-01-2017 02:23 PM
  9. Gayle Lynn's Avatar
    Some tips and hopefully helpful



    One more on subject.

    "attackers can net hundreds of thousands of dollars per month by getting an app into Google Play, through techniques like slamming users with exploitative in-app purchases, and generating fraudulent ad revenue in infected apps." https://www.wired.com/story/google-play-store-malware/
    10-01-2017 03:18 PM
  10. TimFrank9's Avatar
    After many calls to tech coach that were unsuccessful I started deleting apps 1 by 1. NOTE 8 Music Player deleted and no more full screen ads. In my onion that was the cause of unwanted full screen ads on my Note 8
    12-07-2017 01:40 PM
  11. SDTRMG's Avatar
    After many calls to tech coach that were unsuccessful I started deleting apps 1 by 1. NOTE 8 Music Player deleted and no more full screen ads. In my onion that was the cause of unwanted full screen ads on my Note 8
    Was it the Samsung music player? That's odd if so
    12-07-2017 09:29 PM
  12. Gayle Lynn's Avatar
    Keep Malwarebytes. Install Adguard.

    Maybe the ads were an embedded music file and had used music player. All a ruse to trick the user.
    badcat likes this.
    12-08-2017 05:01 AM
  13. Ibrahim Alenezi's Avatar
    you can the App which generate the full screen ads the block or unstill it. Here is the way;

    press the left button which makes multi-windows App to close them, as the Apps at this shape, look for the Ads window and from the left-up corner, press long, it will show you exactly the real app behind the ads
    kreoth likes this.
    02-04-2018 07:03 AM
  14. colin ignat's Avatar
    I have the same problem. The point is I didn't install any apps at all in the last 4 days.
    This annoying ads pops up even when somebody is calling me.
    As u can see in the img uploaded, I pressed the left button for the multi-windows App to close them (like Ibrahim Alenezi said), and did a screenshot. The logo it's sort of a green "N" (Nougat logo).
    Popup Fullscreen Ads on my s8! Help please!!!-screenshot_20180212-183446.png
    Malwarebytes and Adguard didn't solve the problem so what I did was uninstalling apps that didn't come with the phone. We'll see if those bloody ads will still bothering me.
    02-12-2018 12:15 PM
  15. Gayle Lynn's Avatar
    Ouch! I’m going to use Norton Security and watch to see. They also have VPN that filters “known” ad players.

    If you’ve wiped cache partition? Also SD Maid (Pro) can disable bloat and system apps and may help find hidden apps.

    I tend to believe it’s a rogue hidden app, ones that don’t play nice so may not have been installed. Or obvious.
    02-12-2018 01:44 PM
  16. LadyWho's Avatar
    How do I know which apps are default, that come with the phone? There are a few I don't recognize, "duo" and launcher 3 dont sound familiar to me.
    02-13-2018 05:22 PM
  17. Gayle Lynn's Avatar
    There's preinstalled.
    Carrier apps.
    Apps that can not be uninstalled.
    Apps that can't even be disabled.
    Apps in your Google Play Store Installed. Library.
    Settings > Apps > .... Show System apps
    Samsung Galaxy app

    You can disable Gmail, Chrome, Samsung Email
    But you can't uninstall as example.
    02-13-2018 05:51 PM
  18. marcellaCR's Avatar
    I am having a very difficult time with ads from everywhere and then every variety described here. So you said that you deleted the Samsung internet app from your S8, correct? I am unable to delete that app. I can disable it... How do I delete it?
    04-13-2018 01:22 AM
  19. kreoth's Avatar
    Ibrahim, thank you for the tip, it works and I caught the culprit. It is an app called PDF Reader, but not the one from Adobe. I guess google play failed to filter it. It woke me up today at 2am with a loud Uber ad! Man, you made my day.
    07-06-2018 10:57 AM

Similar Threads

  1. Rogers Galaxy S8 Galaxy S8+ not displaying caller ID name over bluetooth
    By Jared26 in forum Samsung Galaxy S8 & S8+
    Replies: 1
    Last Post: 10-02-2017, 01:48 AM
  2. Replies: 2
    Last Post: 09-30-2017, 05:00 AM
  3. Replies: 0
    Last Post: 09-30-2017, 03:25 AM
  4. Replies: 0
    Last Post: 09-30-2017, 12:41 AM