Security.com-msg-err9877sz.tech virus. How to remove? (Uninstall guide)

removal by Ugnius Kiguolis - - | Type: Adware
12

What is Security.com-msg-err9877sz.tech?

Security.com-msg-err9877sz.tech is a domain that may continuously show up as a new tab window, full-page advertisements or simple pop-up during your browsing. As users reports have revealed, it may appear within Google Chrome, Mozilla Firefox, Internet Explorer, and Safari. Security.com-msg-err9877sz.tech pop-ups usually claim:

IMPORTANT: Your computer may not be protected
Your personal data could be at risk. It’s not advisable to continuous using this computer without making sure you are protected.

Possible Threats:
Version:
Last Checked: (date)
Threat: spyware/adware

In order to scare the users, the message also includes the list of information (credit card details, passwords, logs webcam privacy, etc.) that is at risk. Besides, users are offered to call the number (800-802-1145) in order to check the system and prevent themselves from being scammed. Unfortunately, Security.com-msg-err9877sz.tech pop-up ads are invented by cyber criminals who seek to involve gullible people into online scam affairs. Although the person on the other site of the phone may sound like a professional technician, in reality, he or she is not going to help you with any computer issues because the purpose of such conversations is to make people pay $199 for the invented virus removal service.

Keep in mind that Security.com-msg-err9877sz.tech pop-up ads are usually triggered by an adware-type program. Although you may get similar offers while visiting illegal websites, usually they are caused by ad-supported extensions that are supported by really suspicious third parties. Therefore, if you have recognized Security.com-msg-err9877sz.tech pop-up virus on your web browser, you should take needed actions and remove an adware that causes it. Otherwise, sooner or later it may start generating fake software update prompts, spy on you, slow down web browsers, and initiate other unwanted activities. Therefore, launch Reimage and remove Security.com-msg-err9877sz.tech virus without a delay.

Security.com-msg-err9877sz.tech virus

How can Security.com-msg-err9877sz.tech enter my computer?

Security.com-msg-err9877sz.tech redirect virus, hijacker, virus, etc. There are lots of names that people use to describe this pop-up. Fortunately, it’s not malicious and will not cause any harm if you are not going to call for a supposed remote technical support. As we have already noted, Security.com-msg-err9877sz.tech pop-ups are caused by an adware-type program. As you probably already know, such programs are usually spread by ‘bundling’, i.e. attached to other freewares and shareware. Therefore, if you want to protect yourself from irritating ads, redirects and other inconveniences that Security.com-msg-err9877sz.tech-related adware may cause, always check what is said on the freeware’s installation wizard, carefully investigate Advanced/Custom settings and opt out of the add-ons, plug-ins, toolbar, and extensions that may be spreading by default.

Security.com-msg-err9877sz.tech FAQ:

Question: Hello. I have recently received a notification from Security.com-msg-err9877sz.tech saying that I have to update Java. I clicked on it and downloaded the update. I assume now that it was not a good decision because after that I have found Reimage and istart123.com installed on my computer. What should I do next?

Answer. Apparently you have clicked on the fake Security.com-msg-err9877sz.tech pop-up alert that has been used for spreading other potentially unwanted programs. In this particular case, we highly recommend you to check the system with a reliable anti-spyware and remove all unwanted programs that are lurking on the system.

You can remove Security.com-msg-err9877sz.tech automatically with a help of one of these programs: Reimage, Plumbytes Anti-MalwareWebroot SecureAnywhere AntiVirus, Malwarebytes Anti Malware. We recommend these applications because they can easily delete potentially unwanted programs and viruses with all their files and registry entries that are related to them.

We might be affiliated with any product we recommend on the site. Full disclosure in our Agreement of Use. By Downloading any provided Anti-spyware software to remove Security.com-msg-err9877sz.tech virus you agree to our privacy policy and agreement of use.
do it now!
Download
Reimage (remover) Happiness
Guarantee
Download
Reimage (remover) Happiness
Guarantee
Compatible with Microsoft Windows Compatible with OS X
What to do if failed?
If you failed to remove infection using Reimage, submit a question to our support team and provide as much details as possible.
Reimage is recommended to uninstall Security.com-msg-err9877sz.tech virus. Free scanner allows you to check whether your PC is infected or not. If you need to remove malware, you have to purchase the licensed version of Reimage malware removal tool.

More information about this program can be found in Reimage review.

More information about this program can be found in Reimage review.

Manual Security.com-msg-err9877sz.tech virus Removal Guide:

WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

Remove Security.com-msg-err9877sz.tech from Windows systems

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

  1. Click Start Control Panel Programs and Features (if you are Windows XP user, click on Add/Remove Programs). Click 'Start -> Control Panel -> Programs and Features' (if you are 'Windows XP' user, click on 'Add/Remove Programs').
  2. If you are Windows 10 / Windows 8 user, then right-click in the lower left corner of the screen. Once Quick Access Menu shows up, select Control Panel and Uninstall a Program. If you are 'Windows 10 / Windows 8' user, then right-click in the lower left corner of the screen. Once 'Quick Access Menu' shows up, select 'Control Panel' and 'Uninstall a Program'.
  3. Uninstall Security.com-msg-err9877sz.tech and related programs
    Here, look for Security.com-msg-err9877sz.tech or any other recently installed suspicious programs.
  4. Uninstall them and click OK to save these changes. Right click on each of suspicious entries and select 'Uninstall'
WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

Remove Security.com-msg-err9877sz.tech from Mac OS X system

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

  1. If you are using OS X, click Go button at the top left of the screen and select Applications. Cick 'Go' and select 'Applications'
  2. Wait until you see Applications folder and look for Security.com-msg-err9877sz.tech or any other suspicious programs on it. Now right click on every of such entries and select Move to Trash. Click on every malicious entry and select 'Move to Trash'
WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

Remove Security.com-msg-err9877sz.tech from Internet Explorer (IE)

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

  1. Remove dangerous add-ons
    Open Internet Explorer, click on the Gear icon (IE menu) on the top right corner of the browser and choose Manage Add-ons. Click on menu icon and select 'Manage add-ons'
  2. You will see a Manage Add-ons window. Here, look for Security.com-msg-err9877sz.tech and other suspicious plugins. Disable these entries by clicking Disable: Right click on each of malicious entries and select 'Disable'
  3. Change your homepage if it was altered by virus:
    Click on the gear icon (menu) on the top right corner of the browser and select Internet Options. Stay in General tab.
  4. Here, remove malicious URL and enter preferable domain name. Click Apply to save changes. Delete malicious URL, enter your desired domain name and click 'Apply' to save changes
  5. Reset Internet Explorer
    Click on the gear icon (menu) again and select Internet options. Go to Advanced tab.
  6. Here, select Reset.
  7. When in the new window, check Delete personal settings and select Reset again to complete Security.com-msg-err9877sz.tech removal. Go to 'Advanced' tab and click on 'Reset' button. Now select 'Delete personal settings' and click on 'Reset' button again
WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

Remove Security.com-msg-err9877sz.tech virus from Microsoft Edge

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

Reset Microsoft Edge settings (Method 1):

  1. Launch Microsoft Edge app and click More (three dots at the top right corner of the screen).
  2. Click Settings to open more options.
  3. Once Settings window shows up, click Choose what to clear button under Clear browsing data option. Go to Settings and select 'Choose what to clear'
  4. Here, select all what you want to remove and click Clear. Select 'Clear' button
  5. Now you should right-click on the Start button (Windows logo). Here, select Task Manager. Open the start menu and select 'Task Manager'
  6. When in Processes tab, search for Microsoft Edge.
  7. Right-click on it and choose Go to details option. If can’t see Go to details option, click More details and repeat previous steps. Right-click 'Microsoft Edge' and select 'Go to details' Select 'More details' if 'Go to details' option fails to show up
  8. When Details tab shows up, find every entry with Microsoft Edge name in it. Right click on each of them and select End Task to end these entries. Find Microsoft Edge entries and select 'End Task'

Resetting Microsoft Edge browser (Method 2):

If Method 1 failed to help you, you need to use an advanced Edge reset method.

  1. Note: you need to backup your data before using this method.
  2. Find this folder on your computer: C:\Users\%username%\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe.
  3. Select every entry which is saved on it and right click with your mouse. Then Delete option. Go to Microsoft Edge folder on your computer, right-click every entry and click 'Delete'
  4. Click the Start button (Windows logo) and type in window power in Search my stuff line.
  5. Right-click the Windows PowerShell entry and choose Run as administrator. Find Windows PowerShell, right-click it and select 'Run as administrator'
  6. Once Administrator: Windows PowerShell window shows up, paste this command line after PS C:\WINDOWS\system32> and press Enter:
    Get-AppXPackage -AllUsers -Name Microsoft.MicrosoftEdge | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register $($_.InstallLocation)\AppXManifest.xml -Verbose}
    Copy and paste a required command and press 'Enter'

Once these steps are finished, Security.com-msg-err9877sz.tech should be removed from your Microsoft Edge browser.

WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

Remove Security.com-msg-err9877sz.tech from Mozilla Firefox (FF)

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

  1. Remove dangerous extensions
    Open Mozilla Firefox, click on the menu icon (top right corner) and select Add-ons Extensions. Click on menu icon and select 'Add-ons'
  2. Here, select Security.com-msg-err9877sz.tech and other questionable plugins. Click Remove to delete these entries. Select 'Extensions' and look for malicious entries. Click 'Remove' to get rid of each of them
  3. Reset Mozilla Firefox
    Click on the Firefox menu on the top left and click on the question mark. Here, choose Troubleshooting Information. Click on menu icon and then on '?'. Select 'Troubleshooting Information'
  4. Now you will see Reset Firefox to its default state message with Reset Firefox button. Click this button for several times and complete Security.com-msg-err9877sz.tech removal. Click on 'Reset Firefox' button for a couple of times
WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

Remove Security.com-msg-err9877sz.tech from Google Chrome

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

  1. Delete malicious plugins
    Open Google Chrome, click on the menu icon (top right corner) and select Tools Extensions. Click on menu icon. Select 'Tools' and 'Extensions'
  2. Here, select Security.com-msg-err9877sz.tech and other malicious plugins and select trash icon to delete these entries. Look for malicious entries and delete each of them by clicking on the Trash bin icon
  3. Click on menu icon again and choose Settings Manage Search engines under the Search section. When in 'Settings', select 'Manage search engines...'
  4. When in Search Engines..., remove malicious search sites. You should leave only Google or your preferred domain name. Click 'X' to remove malicious URLs
  5. Reset Google Chrome
    Click on menu icon on the top right of your Google Chrome and select Settings.
  6. Scroll down to the end of the page and click on Reset browser settings. When in 'Settings', scroll down to 'Reset browser settings' button and click on it
  7. Click Reset to confirm this action and complete Security.com-msg-err9877sz.tech removal. Click on 'Reset' button to complete your removal
WindowsMac OS XInternet ExplorerMicrosoft EdgeFirefoxGoogle ChromeSafari

Remove Security.com-msg-err9877sz.tech from Safari

Reimage is a tool to detect malware.
You need to purchase Full version to remove infections.
More information about Reimage.

  1. Remove dangerous extensions
    Open Safari web browser and click on Safari in menu at the top left of the screen. Once you do this, select Preferences. Click on 'Safari' and select 'Preferences'
  2. Here, select Extensions and look for Security.com-msg-err9877sz.tech or other suspicious entries. Click on the Uninstall button to get rid each of them. Go to 'Extensions' and uninstall malicious add-ons
  3. Reset Safari
    Open Safari browser and click on Safari in menu section at the top left of the screen. Here, select Reset Safari.... Click on 'Safari' and select 'Reset Safari...'
  4. Now you will see a detailed dialog window filled with reset options. All of those options are usually checked, but you can specify which of them you want to reset. Click the Reset button to complete Security.com-msg-err9877sz.tech removal process. Select all options and click on 'Reset' button
After uninstalling this potentially unwanted program (PUP) and fixing each of your web browsers, we recommend you to scan your PC system with a reputable anti-spyware. This will help you to get rid of Security.com-msg-err9877sz.tech registry traces and will also identify related parasites or possible malware infections on your computer. For that you can use our top-rated malware remover: Reimage, Plumbytes Anti-MalwareWebroot SecureAnywhere AntiVirus or Malwarebytes Anti Malware.

About the author

Ugnius Kiguolis
Ugnius Kiguolis - The mastermind

If this free removal guide helped you and you are satisfied with our service, please consider making a donation to keep this service alive. Even a smallest amount will be appreciated.

More information about the author