SaverExtension is a malicious browser add-on that installs multiple modules and modifies Windows registry

SaverExtension is a dubious application that can be downloaded and installed together with other software from third-party websites. While most browser extensions attach itself to Google Chrome, Mozilla Firefox, Internet Explorer or another browser, this potentially unwanted program[1] installs multiple apps, modifies Windows registry and might hide its presence from users by not showing up in the installed application list. Nevertheless, some users might notice the program under the names of “SaaverEExtenssioin” or “SaveNEiwoaAippz,” which can also be found attached to multiple browsers and are impossible to disable.
Soon after system modifications that are more common to malware rather than ad-supported software, SaverExtension starts its activities. Users will most likely notice multiple sponsored links at the top of the search results, intrusive ads on all sites that they visit and will also be redirected to unknown sites that might even be dangerous. The ads might be marked as “Ads by Saver Extension,” although there is no indication of the source in most of the cases.
If you are wondering if you should remove SaverExtension from your computer, the answer is yes, as long as you value your online safety and want a peace of mind while browsing the internet on a daily basis. If you need further instructions, please proceed reading this article.
| Name | SaverExtension |
| Type | Adware |
| Category | Potentially unwanted program |
| Also known as | Adware:Win32/SaverExtension |
| Infection means | Software bundles, third-party sites, malicious ads |
| Behavior | Modifies Windows registry, installs malicious files, prevents termination, displays intrusive ads on all sites, etc. |
| Risks | Malware infections, installation of potentially unwanted programs, money loss, etc. |
| Termination | You can try to delete the unwanted application manually by using our instructions below. However, Saver Extension is known to be difficult to terminate as it hides its presence on the computer; in such a case install security software like FortectIntego and perform a full system scan |
While most adware applications are more a nuisance than a real cyber safety threat, some ad-supported software takes a step further and engages in a behavior that is typical to malware. Unfortunately, but Saver Extension is one of such programs and should be treated accordingly.
System file modification, such as the alternation of Windows registry keys[2] is typical to malware – it gains elevated privileges to perform specific tasks. While the primary goal of SaverExtension is to deliver intrusive ads to the infected users and generate revenue for its developers, its operation methods and removal prevention gained it a really bad reputation – and for a reason.
If you noticed one of the following markings on pop-ups, pop-unders, windows, slide ads, banners, etc., you are infected with the SaverExtension virus:
- Ads by SaverExtension
- Brought to you by SaverExtension
- SaverExtension ads
- Powered by SaverExtension, etc.

For your own safety, do not click on SaverExtension ads, as they might also lead to insecure sites, such as phishing, tech support scam,[3] or even hacked/malware-laden websites. Depending on your system configuration and the installed updates, malicious software might be downloaded without your interaction.
Therefore, while the presence of SaverExtension does not mean that your keystrokes are being recorded or files destroyed, the PUP can compromise the computer in other ways. Therefore, regardless of whether you installed the extension intentionally or it appeared seemingly out of nowhere, you need to take care of SaverExtension removal.
If you are struggling to uninstall SaverExtension, you should employ anti-malware software, such as FortectIntego. To finalize the process, industry experts[4] also recommend resetting each of the installed browsers.
Software bundle packages can deliver unsafe apps
What makes malware malicious? In most of the cases, computer viruses are developed and distributed to gain something, although reasons can significantly vary. Nevertheless, the most common basis for malware development is money – threat actors want to gain illegal income. For example, harvesting of credit card information might allow hackers to enter victims' bank accounts directly.
Online advertisement is a legal income for many companies around the world and is mandatory for a healthy competition. However, some applications are simply designed in a way that harms users and only brings benefits to its developers. Fortunately, the security community is working hard on identifying such threats to protect the userbase from them.
On the other hand, users are careless themselves, and no regular means can protect them. Therefore, if you belong to that group of people, you should start treating computer security seriously, otherwise, ramifications might be as bad as money loss, malware infection, or even identity theft.
To protect yourself from malware, install anti-virus software, and patch all your programs along with the operating system. However, potentially unwanted programs might sometimes be difficult to detect prior to their installation. Therefore you should avoid them in the first place:
- Pick reputable sources for your downloads;
- Be aware that all third-party sites bundle software – even the most known ones;
- Before installing the app, read up on it online;
- During the installation, decline all the offers and deals;
- Once prompted pick Advanced/Custom settings instead of Recommend/Quick ones;
- Do not miss the fine print, pre-ticked boxes and other tricks used by freeware authors.
Ways to remove SaverExtension virus

When it comes to SaverExtension removal process, it might be a little tricky because the buttons to terminate the installed extensions is disabled. The best way to deal with the situation is to scan the computer with anti-malware software, although you could try uninstalling the potentially unwanted program via the Control Panel first. If you need a detailed guide on how to reach it, please check the instructions below.
However, many users said they were unable to remove SaverExtension that easily. As we previously explained, this is due to the modifications of the Windows registry. While it is possible to delete the created entries, regular users should stay away from the database, as deleting the wrong files might result in serious Windows functioning problems. Thus, rather use automatic solutions that repair the system for you and delete SaverExtension virus from your device.
Uninstall from Windows
Uninstall from Windows 10/8:
- Type Control Panel into the Windows search box and open the result.
- Under Programs, select Uninstall a program.

Uninstall from Windows 7/XP:
- Click on Windows Start > Control Panel (Windows XP users should click on Add/Remove Programs).
- In Control Panel, select Programs > Uninstall a program.

Remove the unwanted program:
- In the Programs and Features window, look for any recently installed suspicious entries, select them, and click Uninstall.
- If User Account Control appears, click Yes to confirm, then complete the removal.

Delete from macOS
Remove the unwanted application:
- From the menu bar, select Go > Applications.
- In the Applications folder, look for any suspicious entries, then drag them to Trash (or right-click and pick Move to Trash).

Delete leftover files and folders:
- Select Go > Go to Folder.
- Enter /Library/Application Support and remove any suspicious folders related to the unwanted program.
- Repeat the same check in the /Library/LaunchAgents and /Library/LaunchDaemons folders, deleting any suspicious entries.

- Finally, empty the Trash to permanently remove the leftovers.
Reset Internet Explorer
Remove dangerous add-ons:
- Open Internet Explorer, click on the Gear icon (IE menu) on the top-right corner of the browser
- Pick Manage Add-ons.
- You will see a Manage Add-ons window. Here, look for suspicious plugins. Click on these entries and select Disable.

Change your homepage if it was altered:
- Open IE and click on the Gear icon.
- Select Internet Options.
- In the General tab, delete the Home page address and replace it by your preferred one (for example, Google.com).
- Click Apply and then select OK.

Delete temporary files:
- Press on the Gear icon and select Internet Options.
- Under Browsing history, click Delete...
- Select relevant fields and press Delete.

Reset Internet Explorer:
- Click on Gear icon > Internet options and select Advanced tab.
- Select Reset.
- In the new window, check Delete personal settings and select Reset.

Remove from Microsoft Edge
Delete unwanted extensions from MS Edge:
- Select Menu (three horizontal dots at the top-right of the browser window) and pick Extensions.
- From the list, pick the extension and click on the Gear icon.
- Click Remove.

Clear cookies and other browser data:
- Click on the Menu (three horizontal dots at the top-right of the browser window) and select Settings > Privacy, search, and services..
- Under Clear browsing data, pick Choose what to clear.
- Select Cookies and other site data and Cached images and files. (apart from passwords, although you might want to include Media licenses as well, if applicable) and click on Clear.

Restore new tab and homepage settings:
- Click the menu icon and choose Settings.
- Then find On startup section.
- Click Remove next to any suspicious startup page.
Reset MS Edge if the above steps did not work:
- Press on Ctrl + Shift + Esc to open Task Manager.
- Click on More details arrow at the bottom of the window.
- Select Details tab.
- Now scroll down and locate every entry with Microsoft Edge name in it. Right-click on each of them and select End Task to stop MS Edge from running.

Instructions for Chromium-based Edge
Delete extensions from MS Edge (Chromium):
- Open Edge and click select Settings > Extensions.
- Delete unwanted extensions by clicking Remove.

Clear cache and site data:
- Click on Menu and go to Settings.
- Select Privacy, search and services.
- Under Clear browsing data, pick Choose what to clear.
- Under Time range, pick All time.
- Select Clear now.

Reset Chromium-based MS Edge:
- Click on Menu and select Settings.
- On the left side, pick Reset settings.
- Select Restore settings to their default values.
- Confirm with Reset.
- This will disable extensions and reset startup pages but will not delete bookmarks, saved passwords, or browsing history.

Remove from Mozilla Firefox (FF)
Remove dangerous extensions:
- Open Mozilla Firefox browser and click on the Menu (three horizontal lines at the top-right of the window).
- Select Add-ons.
- In here, select the unwanted extension and click Remove.

Reset the homepage:
- Click three horizontal lines at the top right corner to open the menu.
- Choose Settings.
- Under Home, set your preferred homepage and new tab settings.
Clear cookies and site data:
- Click Menu and pick Settings.
- Go to Privacy & Security section.
- Scroll down to locate Cookies and Site Data.
- Click on Clear Data...
- Select Cookies and Site Data and Temporary cached files and pages, then click Clear.

Reset Mozilla Firefox
If clearing the browser as explained above did not help, reset Mozilla Firefox:
- Open Mozilla Firefox browser and click the Menu.
- Go to Help and then choose Troubleshooting Information.

- Under Give Firefox a tune up section, click on Refresh Firefox...
- Once the pop-up shows up, confirm the action by pressing on Refresh Firefox.

Remove from Google Chrome
Delete malicious extensions from Google Chrome:
- Open Google Chrome, click on the Menu (three vertical dots at the top-right corner) and select More tools > Extensions.
- In the newly opened window, you will see all the installed extensions. Uninstall all suspicious extensions related to the unwanted program by clicking Remove.

Clear cache and web data from Chrome:
- Click on Menu and pick Settings.
- Under Privacy and security, select Clear browsing data.
- Select Browsing history, Cookies and other site data, as well as Cached images and files.
- Click Clear data.

Change your homepage:
- Click menu and choose Settings.
- Look for a suspicious site in the On startup section.
- Click on Open a specific or set of pages and click on three dots to find the Remove option.
Reset Google Chrome:
If the previous methods did not help you, reset Google Chrome to eliminate all the unwanted components:
- Click on Menu and select Settings.
- In the Settings, scroll down and click Advanced.
- Scroll down and locate Reset and clean up section.
- Now click Restore settings to their original defaults.
- Confirm with Reset settings.

Delete from Safari
Remove dangerous extensions:
- Open Safari, click Safari in the menu at the top-left of the screen, and select Preferences.
- Go to the Extensions tab, look for any suspicious entries, and click Uninstall to remove them.

Clear history and website data:
- Click Safari in the menu and pick Clear History.
- Set Clear to all history and confirm with Clear History.

Reset Safari:
- Click Safari in the menu and select Preferences > Advanced.
- Enable Show Develop menu in menu bar.
- From the menu bar, click Develop and select Empty Caches.

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