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How to remove the My Screen Dimmer browser hijacker

Also Known As: My Screen Dimmer redirect
Damage level: Medium

What kind of software is My Screen Dimmer?

My Screen Dimmer is a browser extension promoted as a tool that decreases eye strain by dimming the screen/ inverting display colors. After analyzing this piece of software, we determined that it is a browser hijacker. My Screen Dimmer generates redirects and spies on users' browsing activity.

My Screen Dimmer browser hijacker homepage

My Screen Dimmer browser hijacker overview

Browser hijackers assign the addresses of promoted websites as browsers' default search engines, homepages, and new tab/window URLs. Hence, whenever a new browser tab/window is open or a search query is entered into the URL bar – it results in redirects to the endorsed site.

In most cases, software within this classification promotes fake search engines, which cannot provide search results and redirect to legitimate Internet search websites.

While My Screen Dimmer does make these modifications to browsers, it does not go through an intermediary (illegitimate search engine) – but lands straight on the genuine Bing search engine (bing.com). It must be mentioned that this extension could cause different redirection chains, as that may be impacted by factors like user geolocation.

Browser-hijacking software often utilizes persistence-ensuring techniques, such as restricting access to removal-related settings or undoing user-made changes – to prevent users from restoring their browsers.

My Screen Dimmer has data-tracking abilities. Information of interest may include: visited URLs, webpages viewed, search queries typed, Internet cookies, usernames/passwords, personally identifiable details, finance-related data, etc. The collected information can then be monetized via sale to third-parties.

In summary, the presence of software like My Screen Dimmer on devices can result in system infections, severe privacy issues, financial losses, and even identity theft.

Threat Summary:
Name My Screen Dimmer
Threat Type Browser Hijacker, Redirect, Search Hijacker, Toolbar, Unwanted New Tab
Browser Extension(s) My Screen Dimmer
Supposed Functionality Eye strain decreasing tool that dims the screen/ inverts display colors.
Promoted URL bing.com
Affected Browser Settings Homepage, new tab URL, default search engine
Symptoms Manipulated Internet browser settings (homepage, default Internet search engine, new tab settings). Users are forced to visit the hijacker's website and search the Internet using their search engines.
Distribution methods Deceptive pop-up ads, free software installers (bundling).
Damage Internet browser tracking (potential privacy issues), display of unwanted ads, redirects to dubious websites.
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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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.

Browser hijacker examples

We have analyzed countless browser hijackers; Mountain WallpaperTropical Extension, and Key Searchs are just a few of our newest finds. Browser-hijacking software usually appears legitimate and offers various handy functionalities. However, these features seldom work as promised, and in most cases – they do not work at all.

Keep in mind that even if a browser extension or an application operates as indicated by its promotional material – that is not a guarantee of either legitimacy or safety.

How did My Screen Dimmer install on my computer?

Browser hijackers can be bundled with ordinary programs. The risk of unintentionally allowing bundled content into the system is increased by downloading from dubious sources (e.g., freeware and third-party websites, Peer-to-Peer sharing networks, etc.) and by rushing through installation processes (e.g., ignoring terms, skipping steps and sections, using "Easy/Quick" settings, etc.).

Additionally, browser-hijacking software can have "official" promotional pages, and it is endorsed on scam websites. Most users enter these webpages via redirects generated by sites using rogue advertising networks, misspelled URLs, intrusive ads, spam browser notifications, or installed adware.

Intrusive advertisements proliferate browser hijackers as well. Some of these adverts can be triggered (i.e., by being clicked) to execute scripts that perform stealthy downloads/installations.

How to avoid installation of browser hijackers?

It is important to always research software before downloading or purchasing it. Furthermore, all downloads must be performed from official and trustworthy channels. When installing, we recommend reading terms, inspecting available options, using the "Custom/Advanced" settings, and opting out of all additional apps, extensions, tools, etc.

Another recommendation is to be careful while browsing since fraudulent and malicious online content typically appears legitimate and innocuous. For example, while intrusive ads may look harmless – they redirect to highly questionable sites (e.g., scam-promoting, gambling, pornography, adult dating, etc.).

In case of continuous encounters with such advertisements and/or redirects, check the system and immediately remove all suspect applications and browser extensions/plug-ins. If your computer is already infected with My Screen Dimmer, we recommend running a scan with Combo Cleaner Antivirus for Windows to automatically eliminate this browser hijacker.

Permissions asked by My Screen Dimmer browser hijacker:

My Screen Dimmer browser hijacker asking for permissions

Appearance of My Screen Dimmer browser hijacker redirecting to the Bing search engine (GIF):

My Screen Dimmer browser hijacker redirecting to Bing (GIF)

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Quick menu:

My Screen Dimmer browser hijacker removal:

Windows 11 users:

Accessing Apps and Features in Windows 11

Right-click on the Start icon, select Apps and Features. In the opened window search for the application you want to uninstall, after locating it, click on the three vertical dots and select Uninstall.

Windows 10 users:

Accessing Programs and Features (uninstall) in Windows 8

Right-click in the lower left corner of the screen, in the Quick Access Menu select Control Panel. In the opened window choose Programs and Features.

Windows 7 users:

Accessing Programs and Features (uninstall) in Windows 7

Click Start (Windows Logo at the bottom left corner of your desktop), choose Control Panel. Locate Programs and click Uninstall a program.

macOS (OSX) users:

Uninstall app in OSX (Mac)

Click Finder, in the opened screen select Applications. Drag the app from the Applications folder to the Trash (located in your Dock), then right click the Trash icon and select Empty Trash.

Browser-hijacking application uninstall via Control Panel

In the uninstall programs window: look for any recently installed suspicious applications, select these entries and click "Uninstall" or "Remove".

After uninstalling the potentially unwanted applications, scan your computer for any remaining unwanted components. To scan your computer, use recommended malware removal software.

My Screen Dimmer browser hijacker removal from Internet browsers:

Video showing how to remove browser redirects:

Google Chrome logoRemove malicious extensions from Google Chrome:

Removing rogue Google Chrome extensions

Click the Chrome menu icon Google Chrome menu icon (at the top right corner of Google Chrome), select "Extensions" and click "Manage Extensions". Locate "My Screen Dimmer" and other recently-installed suspicious extensions, select these entries and click "Remove".

Change your homepage:

Changing Google Chrome homepage

Click the Chrome menu icon Google Chrome menu icon (at the top right corner of Google Chrome), select "Settings". In the "On startup" section, disable "My Screen Dimmer", look for the promoted URL (hxxp://www.bing.com) below the "Open a specific or set of pages" option. If present click on the three vertical dots icon and select "Remove".

Change your default search engine:

Changing Google Chrome default search engine

To change your default search engine in Google Chrome: Click the Chrome menu icon Google Chrome menu icon (at the top right corner of Google Chrome), select "Settings", in the "Search engine" section, click "Manage search engines...", in the opened list look for "bing.com", when located click the three vertical dots near this URL and select "Delete".

  • If you continue to have problems with browser redirects and unwanted advertisements - Reset Google Chrome.

Optional method:

If you continue to have problems with removal of the my screen dimmer redirect, reset your Google Chrome browser settings. Click the Chrome menu icon Google Chrome menu icon (at the top right corner of Google Chrome) and select Settings. Scroll down to the bottom of the screen. Click the Advanced… link.

Google Chrome settings reset step 1

After scrolling to the bottom of the screen, click the Reset (Restore settings to their original defaults) button.

Google Chrome settings reset step 2

In the opened window, confirm that you wish to reset Google Chrome settings to default by clicking the Reset button.

Google Chrome settings reset step 3

Mozilla Firefox logoRemove malicious extensions from Mozilla Firefox:

Removing rogue Mozilla Firefox extensions

Click the Firefox menu firefox menu icon (at the top right corner of the main window), select "Add-ons and themes". Click "Extensions", in the opened window locate "My Screen Dimmer", as well as all recently-installed suspicious extensions, click on the three dots and then click "Remove".

Change your homepage:

Changing Mozilla Firefox homepage

To reset your homepage, click the Firefox menu firefox menu icon (at the top right corner of the main window), then select "Settings", in the opened window disable "My Screen Dimmer", remove hxxp://bing.com and enter your preferred domain, which will open each time you start Mozilla Firefox.

Change your default search engine:

Changing Mozilla Firefox default search engine

In the URL address bar, type "about:config" and press Enter. Click "Accept the Risk and Continue".

In the search filter at the top, type: "extensionControlled". Set both results to "false" by either double-clicking each entry or clicking the Mozilla Firefox switch about:config entry button button.

Optional method:

Computer users who have problems with my screen dimmer redirect removal can reset their Mozilla Firefox settings.

Open Mozilla Firefox, at the top right corner of the main window, click the Firefox menu, firefox menu icon in the opened menu, click Help.

Accessing settings (Reset Firefox to default settings step 1)

Select Troubleshooting Information.

Accessing Troubleshooting Information (Reset Firefox to default settings step 2)

In the opened window, click the Refresh Firefox button.

Clicking on Refresh Firefox button (Reset Firefox to default settings step 3)

In the opened window, confirm that you wish to reset Mozilla Firefox settings to default by clicking the Refresh Firefox button.

Confirm your want to reset Firefox settings to default (Reset Firefox to default settings step 4)

safari browser logoRemove malicious extensions from Safari:

Removing browser hijackers from safari step 1 - accessing preferences

Make sure your Safari browser is active and click Safari menu, then select Preferences...

removing browser hijacker from safari step 2 - removing extensions

In the preferences window select the Extensions tab. Look for any recently installed suspicious extensions and uninstall them.

Removing browser hijackers from safari step 3 - changing homepage

In the preferences window select General tab and make sure that your homepage is set to a preferred URL, if its altered by a browser hijacker - change it.

removing browser hijackers from safari step 4 - changing the default Internet search engine

In the preferences window select Search tab and make sure that your preferred Internet search engine is selected.

Optional method:

Make sure your Safari browser is active and click on Safari menu. From the drop down menu select Clear History and Website Data...

resetting safari step 1

In the opened window select all history and click the Clear History button.

resetting safari step 2

Microsoft Edge (Chromium) logoRemove malicious extensions from Microsoft Edge:

Removing browser hijackers from Microsoft Edge step 1

Click the Edge menu icon Microsoft Edge (chromium) menu icon (at the top right corner of Microsoft Edge), select "Extensions". Locate any recently-installed suspicious browser add-ons, and remove them.

Change your homepage and new tab settings:

Removing browser hijackers from Microsoft Edge step 2

Click the Edge menu icon Microsoft Edge (chromium) menu icon (at the top right corner of Microsoft Edge), select "Settings". In the "On startup" section look for the name of the browser hijacker and click "Disable".

Change your default Internet search engine:

Removing browser hijackers from Microsoft Edge step 3

To change your default search engine in Microsoft Edge: Click the Edge menu icon Microsoft Edge (chromium) menu icon (at the top right corner of Microsoft Edge), select "Privacy and services", scroll to bottom of the page and select "Address bar". In the "Search engines used in address bar" section look for the name of the unwanted Internet search engine, when located click the "Disable" button near it. Alternatively you can click on "Manage search engines", in the opened menu look for unwanted Internet search engine. Click on the puzzle icon Microsoft Edge (Chromium) puzzle icon near it and select "Disable".

Optional method:

If you continue to have problems with removal of the my screen dimmer redirect, reset your Microsoft Edge browser settings. Click the Edge menu icon Microsoft Edge (chromium) menu icon (at the top right corner of Microsoft Edge) and select Settings.

Microsoft Edge (Chromium) reset step 1

In the opened settings menu select Reset settings.

Microsoft Edge (Chromium) reset step 2

Select Restore settings to their default values. In the opened window, confirm that you wish to reset Microsoft Edge settings to default by clicking the Reset button.

Microsoft Edge (Chromium) reset step 3

  • If this did not help, follow these alternative instructions explaining how to reset the Microsoft Edge browser.

Summary:

declining installation of browser hijackers while downloading free software sampleA browser hijacker is a type of adware infection that modifies Internet browser settings by assigning the homepage and default Internet search engine settings to some other (unwanted) website URL. Commonly, this type of adware infiltrates operating systems through free software downloads. If your download is managed by a download client, ensure that you decline offers to install advertised toolbars or applications that seek to change your homepage and default Internet search engine settings.

Post a comment:
If you have additional information on my screen dimmer redirect or it's removal please share your knowledge in the comments section below.

Frequently Asked Questions (FAQ)

What is the purpose of forcing users to visit bing.com website?

Cyber criminals (e.g., developers of browser hijackers and fake search engines, etc.) generate revenue through redirects. In cases where the redirects land on genuine websites, it could be that the scammers are abusing the sites' affiliate programs to acquire illegitimate commissions for the promotion.

How did a browser hijacker infiltrate my computer?

Browser hijackers are primarily proliferated via bundled installers, deceptive promotional webpages, online scams, freeware and free file-hosting websites, Peer-to-Peer sharing networks, spam browser notifications, and intrusive advertisements.

Will Combo Cleaner help me remove My Screen Dimmer browser hijacker?

Yes, Combo Cleaner can scan computers and eliminate installed browser-hijacking apps. It must be mentioned that manual removal (unaided by security software) might be ineffective, especially when multiple browser hijackers have infiltrated the system. In these cases, after one is removed – the others may reinstall it. Browser-hijacking software might also render removal-related settings inaccessible. Therefore, it is paramount to eliminate browser hijackers thoroughly and all at once.

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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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My Screen Dimmer redirect QR code
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