Remove Error code 0x898778 (Mac OS X) virus

Read the information and follow all steps in this guide.
Use the removal tool. Do not look further, this guide is here to help you.

Read the information and follow all steps in this instruction. Do not look further, this guide for mobile devices is here to help you.

When you notice advertisements in the Safari, Chrome, or Firefox web browser, stating your Mac is infected with a virus (Trojan Spyware alert) and Error code 0x898778 you are scammed. Error code 0x898778 is fake, it is an advertising scam set up by cybercriminals to deceive you into calling fake Apple Support services. These scammers are expensive and their only sole purpose is to steal data from your Mac and offer you a useless support contract. Do not call them.

Error code 0x898778 advertisements are associated with adware programs and malware on your Mac.

error code 0x898778

Not only adware is responsible for the Error code 0x898778 pop-up ads. On the Internet, advertising networks also redirect your web browser to Error code 0x898778. Some websites redirect users through advertising networks to generate revenue. Therefore your Mac Safari, Google Chrome, or Firefox browser may end up on the Error code 0x898778 landing page.

I recommend that you check your computer for adware with Malwarebytes. Malwarebytes is free to check your computer for adware. If adware is found on your computer, you can use Malwarebytes to remove it for free.

This way, you will not run the risk of unwanted advertisements from Error code 0x898778 and other sites that redirect your browser again.

Remove Error code 0x898778 advertisement

malwarebytes logoRemove Error code 0x898778 malware with Malwarebytes

Malwarebytes is a comprehensive adware removal tool and free to use on Mac OS X.

Adware leaves traces such as malicious files, p-list files, scheduled tasks on your Mac computer, make sure to completely remove ads by Error code 0x898778 with Malwarebytes.

Download Malwarebytes (Mac OS X)

Remove Coupon Downloader with Malwarebytes

  • Wait for the Malwarebytes scan to finish.
  • Once completed, review the Error code 0x898778 adware detections.
  • Click Quarantine to continue.

Coupon Downloader removal with Malwarebytes

  • Reboot Windows after all the detections are moved to quarantine.

Reboot Windows - Malwarebytes

You have now successfully removed adware that is responsible for Error code 0x898778 ads from your computer.

google chrome logoRemove Error code 0x898778 from Google Chrome

  1. Open Google Chrome.
  2. In the top-right corner, expand the Chrome menu.
  3. In the Google Chrome menu, open Settings.
  4. At the Privacy and Security section, click Site settings.
  5. Open the Notifications settings.
  6. Remove Error code 0x898778 by clicking the three dots on the right next to the Error code 0x898778 URL and click Remove.

mozilla firefox logoRemove Error code 0x898778 from Firefox

  1. Open Firefox
  2. In the top-right corner, click the Firefox menu (three horizontal stripes).
  3. In the menu go to Options, in the list on the left go to Privacy & Security.
  4. Scroll down to Permissions and then to Settings next to Notifications.
  5. Select the Error code 0x898778 URL from the list, and change the status to Block, save Firefox changes.

mac safari logoRemove Error code 0x898778 from Safari on Mac

  1. Open Safari. In the top left corner, click on Safari.
  2. Go to Preferences in the Safari menu, now open the Websites tab.
  3. In the left menu click on Notifications
  4. Find the Error code 0x898778 domain and select it, click the Deny button.
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about Maxim
about Maxim

Maxim is the owner and publisher of malware.guide. He blogs on malware.guide about malware and computer virus threats as they are released. In his spare time, he researches malware for various computer support forums.

Rafael Senise
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Thank you very much, your recommendation worked! Although I couldn't recover my files, it was possible to remove 100% of the MMPA Ransomware virus.
Oliver Pierce
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Thank you! You’re a lifesaver. I was checking out an old link and I guess they stole it and redirected me to the website. I had no idea what it was but I had a bad feeling about it and now it’s gone. Thank you again.
Droux
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Hello Maxime, thank you for your help, good success in what you undertake good luck with everything Mimi
Sophia
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Thank you SO much! the instructions helped me tremendously
DaSilva
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Simple instructions, thank you very much for your help Maxim.
Paola
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Thank you very much, the virus drives me nuts.
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The information is here to help. Follow all steps in this instruction to remove malware.