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Remove “Error Code: RNN7892” virus (Dec 2016 update) - Simple Removal Guide

removal by Lucia Danes - - | Type: Malware

Should you get alarmed by Error Code: RNN7892 notifications?

Error Code: RNN7892 virus operates as a tech support scam virus which attempts to deceive users  and coax out money from them. If you are wondering what actually happened to your Windows device, there are two explanations – you either visited a malignant web page that redirected you to “Error Code: RNN7892” phishing site, or you have malware residing on your computer. By saying malware, we mean the program that sends you these bogus messages via your browser, but not viruses that these pop-up messages falsely inform you about. Error Code: RNN7892 alerts typically appear from websites that have shady domain names, for instance,,, or, and ask to call 1-855-591-2254 or 1-866-9010-7478 for help. Error Code: RNN7892 is a made-up code that does not represent any actual error. If you receive these messages, it means that your Windows or Mac operating system is contaminated with a fraudulent program that wants to deceive you. Let us explain what is the purpose of such deceptive programs.

Questions about “Error Code: RNN7892” virus

Once installed, such type of virus starts displaying fake messages. The majority of them provide identical messages, such as:

System Alert.
Device Blocked for Security Reasons. Apple has detected a virus has infected your system. Error code: RNN7892.
To fix call Apple Network and Security at 1-866=9010-7478.

It is important to identify tech support scams and not fall for their tricks. If you call them, they typically want to get remote access to your computer to fix “issues” that ostensibly pose a risk to your computer’s safety. On Windows computers, they start by running Tree command in CMD.exe, which just displays all directories on the screen. Since the computer quickly shows all directories, an inexperienced user might start thinking that the computer system is being scanned and that it is safe to allow the “technician” do it. In general, scammers want to gain victim’s trust and slowly convince him to obtain products or services from them. Later on, they ask the victim to enter a particular website and provide full name, address, and even credit card details on it to “purchase” certain service, software, or another absolutely useless product. Keep in mind that scammers only want your money, so you should stay away from products they recommend buying! Instead, use a reliable software, for instance, Reimage Reimage Cleaner Intego and remove suspicious programs from your PC right away. To remove Error Code: RNN7892 malware, scan the system and look through the list of detected files. Then remove all of them with a single click.

Escaping tech support scams

If you need to think about Error Code: RNN7892 removal now, try to improve your dangerous-content-online recognition skills. In some cases, it is enough to visit a malicious domain to be automatically redirected to a malicious site that displays such hideous pop-ups. In such situations, it is enough to restart the browser by closing it and reopening it while holding Shift key and reset the browser later on. However, there are a lot of programs that hijack computer system, stay silent and display annoying pop-ups whenever the user launches an affected web browser. They typically enter the computer system when the user installs a hazardous software package, opens a malicious email attachment or agrees to install a fake software update. To prevent malware attacks, don’t install programs using Default or Standard settings and use your common sense when browsing the Internet. Don’t click on ads that promise you to make you rich or that say that you have just won 1 billion dollars for nothing. Also, never open files that unknown people send you to you via email. You can never know what hides in these attachments!

How long does it take to remove Error Code: RNN7892 threat?

Already affected by this malware? In such case, the computer needs to be cleaned from malware. Such malware can consist of browser extensions, programs, registry keys, and other files that pose a threat to your computer’s security. It is essential to remove Error Code: RNN7892 virus and its related files at once without leaving any traces that they have ever existed. Likewise, an automatic method might be a better option. Please do not start Error Code: RNN7892 removal without getting a little information on how to delete such programs. You can find an informative guide below.

You may remove virus damage with a help of Reimage Reimage Cleaner Intego. SpyHunter 5Combo Cleaner and Malwarebytes are recommended to detect potentially unwanted programs and viruses with all their files and registry entries that are related to them.

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What to do if failed?
If you failed to remove virus damage using Reimage Intego, submit a question to our support team and provide as much details as possible.
Reimage Intego has a free limited scanner. Reimage Intego offers more through scan when you purchase its full version. When free scanner detects issues, you can fix them using free manual repairs or you can decide to purchase the full version in order to fix them automatically.
Alternative Software
Different software has a different purpose. If you didn’t succeed in fixing corrupted files with Reimage, try running SpyHunter 5.
Alternative Software
Different software has a different purpose. If you didn’t succeed in fixing corrupted files with Intego, try running Combo Cleaner.
“Error Code: RNN7892” virus snapshot
Error Code: RNN7892 bogus alerts

To remove “Error Code: RNN7892” virus, follow these steps:

Eliminate “Error Code: RNN7892” from Windows systems

These instructions can help you to remove a low-level tech support scam virus (in case it doesn’t obfuscate itself in a sophisticated way). Follow them carefully. In case you cannot find anything suspicious on the system, run a scan with an anti-spyware program. Programs that we suggest using allow scanning the PC for free.

  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 “Error Code: RNN7892” and related programs
    Here, look for “Error Code: RNN7892” 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'
  5. Remove “Error Code: RNN7892” from Windows shortcuts
    Right click on the shortcut of Mozilla Firefox and select Properties. Right click on browsers' icon and select 'Properties'
  6. Go to Shortcut tab and look at the Target field. Delete malicious URL that is related to your virus. Select 'Shortcut' tab and delete '' or other suspicious URL

Repeat steps that are given above with all browsers' shortcuts, including Internet Explorer and Google Chrome. Make sure you check all locations of these shortcuts, including Desktop, Start Menu and taskbar.

Erase “Error Code: RNN7892” from Mac OS X system

  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 “Error Code: RNN7892” 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'

Uninstall “Error Code: RNN7892” from Internet Explorer (IE)

  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 “Error Code: RNN7892” 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 “Error Code: RNN7892” removal. Go to 'Advanced' tab and click on 'Reset' button. Now select 'Delete personal settings' and click on 'Reset' button again

Delete “Error Code: RNN7892” virus from Microsoft Edge

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, “Error Code: RNN7892” should be removed from your Microsoft Edge browser.

Get rid of “Error Code: RNN7892” from Mozilla Firefox (FF)

  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 “Error Code: RNN7892” 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. Change your homepage if it was altered by virus:
    Click on the menu (top right corner), choose Options General.
  4. Here, delete malicious URL and enter preferable website or click Restore to default.
  5. Click OK to save these changes. When in 'General' tab, delete malicious URL from 'Home Page' section or click on 'Restore to Default' button. Click 'OK' to save changes
  6. 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'
  7. Now you will see Reset Firefox to its default state message with Reset Firefox button. Click this button for several times and complete “Error Code: RNN7892” removal. Click on 'Reset Firefox' button for a couple of times

Remove “Error Code: RNN7892” from Google Chrome

  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 “Error Code: RNN7892” 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. Change your homepage and default search engine if it was altered by your virus
    Click on menu icon and choose Settings.
  4. Here, look for the Open a specific page or set of pages under On startup option and click on Set pages. After clicking on menu and 'Settings', select 'Set pages'
  5. Now you should see another window. Here, delete malicious search sites and enter the one that you want to use as your homepage. Click 'X' to remove malicious URLs
  6. Click on menu icon again and choose Settings Manage Search engines under the Search section. When in 'Settings', select 'Manage search engines...'
  7. When in Search Engines..., remove malicious search sites. You should leave only Google or your preferred domain name. Click 'X' to remove malicious URLs
  8. Reset Google Chrome
    Click on menu icon on the top right of your Google Chrome and select Settings.
  9. 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
  10. Click Reset to confirm this action and complete “Error Code: RNN7892” removal. Click on 'Reset' button to complete your removal

Eliminate “Error Code: RNN7892” from Safari

  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 “Error Code: RNN7892” or other suspicious entries. Click on the Uninstall button to get rid each of them. Go to 'Extensions' and uninstall malicious add-ons
  3. Change your homepage if it was altered by virus:
    Open your Safari web browser and click on Safari in menu section. Here, select Preferences as it was displayed previously and select General.
  4. Here, look at the Homepage field. If it was altered by “Error Code: RNN7892”, remove unwanted link and enter the one that you want to use for your searches. Remember to include the "http://" before typing in the address of the page. When in 'General', delete malicious URL and enter your desired domain name
  5. 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...'
  6. 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 “Error Code: RNN7892” removal process. Select all options and click on 'Reset' button

About the author

Lucia Danes
Lucia Danes - Virus researcher

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  1. Leonard says:
    December 1st, 2016 at 2:25 pm

    Yeah! Spread information about Error Code: RNN7892 virus! These filthy tech support scammers deceive innocent people everyday!

  2. Lucas1984 says:
    December 1st, 2016 at 2:27 pm

    My grandpa called these filthy fools and he got scared! I am so mad that I have called scammers myself today. I told them everything I think about them! These cowards hung up!

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