How to remove ExtendedApp (Mac)

What is ExtendedApp

ExtendedApp is a type of adware that targets macOS systems, designed to display intrusive advertisements while users browse the internet. It typically manifests as pop-ups, banners, and coupons, which can often mislead users into clicking on potentially harmful links. Many security vendors have flagged ExtendedApp as malicious due to its deceptive tactics and ability to redirect users to unreliable websites. Beyond merely showing ads, this adware can collect sensitive data, such as browsing history and personal information, raising significant privacy concerns. Users may experience a noticeable slowdown in system performance as a result of this unwanted software. To mitigate the risks associated with ExtendedApp, it is crucial to remove it promptly using reliable antivirus tools and to adopt safe browsing practices moving forward.

How ExtendedApp infects Mac computers

ExtendedApp typically infects Mac systems through deceptive methods, most notably bundled software installations. Users often unknowingly install this adware when they download free software from untrustworthy sources or click on misleading pop-up ads. During the installation process, ExtendedApp may be included as an optional component, and if users do not opt for “Advanced” or “Custom” installation settings, they might inadvertently allow it to be installed alongside the desired application. Additionally, ExtendedApp can spread through fake software updates, peer-to-peer networks, and unofficial app stores, where users are tricked into downloading infected files. Once installed, ExtendedApp begins displaying intrusive ads, collecting personal data, and redirecting users to dubious websites, thereby compromising their online security and privacy. To prevent such infections, it is crucial for users to remain vigilant during software installations and to only download applications from reputable sources.

1. Download ExtendedApp Removal Tool
2. Remove ExtendedApp from Login Items
3. Remove/Uninstall ExtendedApp from Applications
4. Remove ExtendedApp from browsers
5. Reset browser settings
6. Remove ExtendedApp files and folders
7. Block ExtendedApp ads and pop-ups
8. How to protect from threats, like ExtendedApp

Remove ExtendedApp manually for free

Note: ExtendedApp sets up to start on macOS startup. Therefore, before starting the removal, perform these steps:

1. Open System Preferences, choose Users & Groups.
2. Choose your account (set up as Current User).
3. Click Login Items tab.
4. Find “ExtendedApp” entry. Select it, and click the “-“ (minus) button to remove it.

Note 2: ExtendedApp won’t quit just by closing it, therefor use Force Quit to end the process.

1. Press 3 buttons at the same time: Option, Command, and Esc (Escape). This is similar to Control-Alt-Delete on a Windows PC.
2. Choose ExtendedApp in the list.
3. Click Force Quit button.

Here is a manual step-by-step tutorial for full ExtendedApp removal from your computer. This works 99% and was checked with the latest versions of ExtendedApp installer on operating systems with the latest updates and browser versions.

Remove ExtendedApp from Applications

Remove ExtendedApp from Mac:

1. In the Finder sidebar, click Applications.
2. ExtendedApp might have an Uninstaller. If you see Uninstall ExtendedApp or ExtendedApp Uninstaller, double-click it and follow the onscreen instructions.
3. Otherwise, drag ExtendedApp from the Applications folder to the Trash (located at the end of the Dock).
4. Then choose Finder > Empty Trash.

Cannot uninstall ExtendedApp

If you can’t uninstall ExtendedApp using instructions above, or it keeps coming back, you can use free AppCleaner for Mac to remove all residual data and libraries of ExtendedApp. Follow instructions below:

1. Download free AppCleaner.
2. Drag ExtendedApp from Applications folder to AppCleaner window.
3. Choose files and folders you want to remove along with ExtendedApp.
4. Click Delete button.

Remove ExtendedApp add-on from your browsers

Removing ExtendedApp from Applications often does not bring the desired effect. It is a browser extension, and it may still be active in Google Chrome and Mozilla Firefox. Here are instructions on how to remove the ExtendedApp extension from your browsers manually.

Safari:

1. Start Safari on your Mac, click Safari to open drop-down menu and choose Preferences
2. Click Extensions tab.
3. Find ExtendedApp extension.
4. Click Uninstall button to remove it.

Google Chrome:

1. Start Google Chrome browser
2. In address box type (or copy-paste) chrome://extensions.
3. Find ExtendedApp extension.
4. Click the trash can icon to remove it.

Mozilla Firefox:

1. Start Mozilla Firefox browser.
2. In address box type (or copy-paste) about:addons.
3. Choose ExtendedApp extension.
4. Click Disable or Remove button.

Reset browser settings

To finish ExtendedApp removal, reset your browser settings to make sure, there are no leftover items in browser folders.

Reset Safari:

1. Start Safari on your Mac, click Safari to open drop-down menu and choose Preferences
2. Go to the Privacy section of Safari’s preferences.
3. Click Remove All Website Data button.
4. In the opened window, click Remove Now button to remove data stored by websites in Safari.
5. Go to the Advanced section of Safari’s preferences.
6. Click the Show Develop menu in menu bar option.
7. In the menu, click Develop and select Empty Caches from this menu.
8. Again, go to Safari menu and choose Clear History….
9. Choose to clear all history and click Clear History button.

Reset Google Chrome:

1. Start Google Chrome browser
2. In address box type (or copy-paste) chrome://settings.
3. Scroll down and find Show advanced settings link.
4. Click on it and scroll down to the bottom again.
5. Click Reset settings button and click Reset to confirm.

Reset Mozilla Firefox:

1. Start Mozilla Firefox browser.
2. In address box type (or copy-paste) about:support.
3. Click Refresh Firefox… button.
4. Click Refresh Firefox to confirm.

Remove following files and folders of ExtendedApp


~/Library/Application Support/.[random_string]/Services/com.ExtendedApp.service.app
~/Library/LaunchAgents/com.ExtendedApp.service.plist
/Library/Application Support/.[random_string]/System/com.ExtendedApp.system
/Library/LaunchDaemons/com.ExtendedApp.system.plist


Download AdGuard for Mac to block malicious pop-ups, that promote ExtendedApp

AdGuard is the best ad-blocker, internet filtering, and internet security application for macOS. It can cut out unwanted banners from site pages, block pop-ups, stop redirects, and prevent users from visiting potentially dangerous resources. Use it to stop ads promoting ExtendedApp in browsers.

Download AdGuard for Mac

How to protect Mac OSX from adware, like ExtendedApp

Mac OSX is known to be one of the safest operating systems, and for a long time, there was no need for antivirus products for Mac. But with the growing popularity of Mac computers and notebooks and evolving technology, viruses, trojans, adware, toolbars, hijackers, and other malware paved the way for Mac users. We recommend you to use one of the best anti-malware for Mac available — Malwarebytes for Mac.

Download Malwarebytes for Mac