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How to stop update-macos.com from delivering notifications (advertisements)

Also Known As: Ads by update-macos.com
Damage level: Medium

What kind of page is update-macos[.]com?

While investigating unreliable websites, our research team discovered the update-macos[.]com rogue page. After reviewing it, we determined that this webpage promotes browser notification spam and redirects users to other (likely deceptive/malicious) sites.

Most visitors to update-macos[.]com and similar pages enter them via redirects generated by websites that utilize rogue advertising networks. Other points of access include spam notifications, intrusive ads, mistyped URLs, and installed adware.

update-macos[.]com pop-up redirects

Update-macos[.]com overview

It must be mentioned that the content encountered on and through rogue sites may be influenced by the visitor's IP address (geolocation).

At the time of research, update-macos[.]com displayed a fake checkbox-type CAPTCHA verification test. This page requested permission to deliver browser notifications. If allowed, update-macos[.]com will spam users with ads promoting online scams, untrustworthy/hazardous software, and even malware.

After we pressed the "Allow" button (consent option to the notification delivery), we were redirected to another rogue page – alondondon[.]xyz.

To summarize, through websites like update-macos[.]com – users may experience system infections, serious privacy issues, financial losses, and even identity theft.

Threat Summary:
Name Ads by update-macos.com
Threat Type Push notifications ads, Unwanted ads, Pop-up ads
Detection Names N/A (VirusTotal)
Serving IP Address 52.15.34.25
Symptoms Seeing advertisements not originating from the sites you are browsing. Intrusive pop-up ads. Decreased Internet browsing speed.
Distribution Methods Deceptive pop-up ads, false claims within visited websites, potentially unwanted applications (adware)
Damage Decreased computer performance, browser tracking - privacy issues, possible additional malware infections.
Malware Removal (Windows)

To eliminate possible malware infections, scan your computer with legitimate antivirus software. Our security researchers recommend using Combo Cleaner.
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Browser notification spam in general

Wholehotposts[.]comrunicforgecrafter[.]topcavernexplorer[.]commacosx-update[.]com, and quacky[.]club are just some examples of rogue webpages we have investigated recently. These pages have different appearances, yet their goal is the same – to trick visitors into enabling browser notification delivery.

The ads promote deceptive and malicious content. Keep in mind that while legitimate products/services may be encountered via these notifications – they are unlikely to be endorsed in this manner by any official parties. It is most probable that this endorsement is performed by scammers who abuse the content's affiliate programs to obtain illegitimate commissions.

How did update-macos[.]com gain permission to deliver spam notifications?

Websites require user permission to deliver browser notifications. Therefore, if you are receiving these advertisements from update-macos[.]com – it means that when this page was visited, the delivery was consented to by clicking "Allow", "Allow Notifications", or an analogous option.

How to prevent deceptive sites from delivering spam notifications?

If you enter a suspicious webpage – do not permit it to display browser notifications (i.e., do not click "Allow", "Allow Notifications", etc.). We advise denying notification delivery from such pages (i.e., clicking "Block", "Block Notifications", etc.) or ignoring these requests altogether.

Should your browser continuously force-open dubious websites without prompt, it could be caused by adware installed on the device. If your computer is already infected with rogue applications, we recommend running a scan with Combo Cleaner Antivirus for Windows to automatically eliminate them.

Appearance of the update-macos[.]com website (GIF):

update-macos[.]com website appearance (GIF)

Video showing how to eliminate ads delivered by update-macos[.]com using Combo Cleaner:

Instant automatic malware removal: Manual threat removal might be a lengthy and complicated process that requires advanced IT skills. Combo Cleaner is a professional automatic malware removal tool that is recommended to get rid of malware. Download it by clicking the button below:
▼ DOWNLOAD Combo Cleaner By downloading any software listed on this website you agree to our Privacy Policy and Terms of Use. To use full-featured product, you have to purchase a license for Combo Cleaner. 7 days free trial available. Combo Cleaner is owned and operated by Rcs Lt, the parent company of PCRisk.com read more.

Quick menu:

Disable unwanted browser notifications:

Video showing how to disable web browser notifications:

Google Chrome logoRemove spam notifications from Google Chrome:

Click the Menu button (three dots) on the right upper corner of the screen and select "Settings". In the opened window select "Privacy and security", then click on "Site Settings" and choose "Notifications".

Disable web browser notifications in Google Chrome (step 1)

In the "Allowed to send notifications" list search for websites that you want to stop receiving notifications from. Click on the three dots icon near the website URL and click "Block" or "Remove" (if you click "Remove" and visit the malicious site once more, it will ask to enable notifications again).

Disable web browser notifications in Google Chrome (step 2)

Android logoRemove spam notifications from Google Chrome (Android):

Tap the Menu button (three dots) on the right upper corner of the screen and select "Settings". Scroll down, tap on "Site settings" and then "Notifications".

Disable web browser notifications in Google Chrome - Android (step 1)

In the opened window, locate all suspicious URLs and tap on them one-by-one. Once the pop-up shows up, select either "Block" or "Remove" (if you tap "Remove" and visit the malicious site once more, it will ask to enable notifications again).

Disable web browser notifications in Google Chrome - Android (step 2)

Mozilla Firefox logoRemove spam notifications from Mozilla Firefox:

Click the Menu button (three bars) on the right upper corner of the screen. Select "Settings" and click on "Privacy & Security" in the toolbar on the left hand side of the screen. Scroll down to the "Permissions" section and click the "Settings" button next to "Notifications".

Disable web browser notifications in Mozilla Firefox (step 1)

In the opened window, locate all suspicious URLs and block them using the drop-down menu or either remove them by clicking "Remove Website" at the bottom of the window (if you click "Remove Website" and visit the malicious site once more, it will ask to enable notifications again).

Disable web browser notifications in Mozilla Firefox (step 2)

Microsoft Edge logoRemove spam notifications from Microsoft Edge:

Click the menu button (three dots) on the right upper corner of the Edge window and select "Settings". Click on "Cookies and site permissions" in the toolbar on the left hand side of the screen and select "Notifications".

Disable web browser notifications in Microsoft Edge (step 1)

Click three dots on the right hand side of each suspicious URL under "Allow" section and click "Block" or "Remove" (if you click "Remove" and visit the malicious site once more, it will ask to enable notifications again).

Disable web browser notifications in Microsoft Edge (step 2)

Safari logoRemove spam notifications from Safari (macOS):

Click "Safari" button on the left upper corner of the screen and select "Preferences...". Select the "Websites" tab and then select "Notifications" section on the left pane.

Disable web browser notifications in Safari - macOS (step 1)

Check for suspicious URLs and apply the "Deny" option using the drop-down menu or either remove them by clicking "Remove" at the bottom of the window (if you click "Remove" and visit the malicious site once more, it will ask to enable notifications again)

Disable web browser notifications in Safari - macOS (step 2)

How to avoid browser notification spam?

Internet users should be very skeptical when being asked to allow notifications. While this is a useful feature that allows you to receive timely news from websites you like, deceptive marketers frequently abuse it.

Only allow notifications from websites that you fully trust. For added security - use an anti-malware application with a real-time web browsing monitor to block shady websites that tries to trick you into allowing spam notifications. We recommend using Combo Cleaner Antivirus for Windows.

Frequently Asked Questions (FAQ)

Why am I seeing ads (browser notifications) delivered by update-macos[.]com in the right lower corner of my desktop?

No webpage can deliver browser notifications (advertisements) without user permission, and update-macos[.]com is not an exception. Hence, you've likely visited this webpage at some point and enabled the notification delivery by selecting "Allow", "Allow Notifications", or a similar option.

I have clicked on notification ads, is my computer infected?

Clicking on a browser notification is harmless and will not trigger any malware download/installation processes. However, these ads can promote harmful content capable of causing severe issues (including system infections).

Is update-macos[.]com a virus?

Websites like update-macos[.]com are not considered to be viruses, although they can endorse virulent content. Rogue pages commonly push scams, unreliable/harmful software, and malware.

Will Combo Cleaner remove update-macos[.]com ads automatically or manual steps are still required?

Yes, Combo Cleaner will scan your computer and revoke the permissions granted for this site. Combo Cleaner will also block all further access to it and other rogue, deceptive/scam, and malicious websites. Therefore, extra steps will not be required.

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About the author:

Tomas Meskauskas

Tomas Meskauskas - expert security researcher, professional malware analyst.

I am passionate about computer security and technology. I have an experience of over 10 years working in various companies related to computer technical issue solving and Internet security. I have been working as an author and editor for pcrisk.com since 2010. Follow me on Twitter and LinkedIn to stay informed about the latest online security threats. Contact Tomas Meskauskas.

PCrisk security portal is brought by a company RCS LT. Joined forces of security researchers help educate computer users about the latest online security threats. More information about the company RCS LT.

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Software uninstall instructions
Malware activity

Global malware activity level today:

Medium threat activity

Increased attack rate of infections detected within the last 24 hours.

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