Remove CRITICAL WARNING! Screen Locker from Firefox- how to clean malware from my computer

CRITICAL WARNING! Screen Locker

Tips For Deleting CRITICAL WARNING! Screen Locker from Internet Explorer

CRITICAL WARNING! Screen Locker is responsible for causing these errors too! Error 0xC1900101 - 0x2000B, 0x80240013 WU_E_DUPLICATE_ITEM Operation tried to add a duplicate item to a list., 0x0000008B, 0x8024D003 WU_E_SETUP_ALREADY_INITIALIZED Windows Update Agent could not be updated because of an internal error that caused setup initialization to be performed twice., 0x00000079, 0x8024A003 WU_E_AU_LEGACYCLIENTDISABLED The old version of the Automatic Updates client was disabled., 0x80240019 WU_E_EXCLUSIVE_INSTALL_CONFLICT An exclusive update cannot be installed with other updates at the same time., 0x80248006 WU_E_DS_BADVERSION The current and expected versions of the data store do not match., 0x000000BC, 0x8024001B WU_E_SELFUPDATE_IN_PROGRESS The operation could not be performed because the Windows Update Agent is self-updating., 0x80242006 WU_E_UH_INVALIDMETADATA A handler operation could not be completed because the update contains invalid metadata.

Tutorial To Get Rid Of CRITICAL WARNING! Screen Locker In Simple Steps From Windows System

CRITICAL WARNING! Screen Locker  Overview 

CRITICAL WARNING! Screen Locker is a stubborn malware infection which alike several other viruses of the same category most usually compromises the Windows XP based Windows System. It has been labeled a severe infection for the PC because of it's tendency of gaining silent infiltration in the PC without being acknowledged by the users. It usually infiltrates itself without the user's intervention along with the installation of freeware downloads. Aside often perforates through vicious emails,pirated softwares, porn sites, suspicious links and many other sources. It once loaded successfully, wreaks havoc onto the system. 

CRITICAL WARNING! Screen Locker initially grabs complete control over the PC and then changes it's default registry settings. Moreover, hijacks the browser installed in it and modifies it's preset settings. It annoys the users on huge extent via constantly generating frustrating pop-up ads onto their device's screen. This virus infection steals the user's personal stuff and then later on reveal it to the cyber crooks for commercial purpose. It additionally, encrypts the system's crucial files and degrades the PC's speed badly. This infection installs various other treacherous threats inside PC. Hence, to prevent the Windows System from all such awful consequences, it is undoubtedly very important to Get Rid Of CRITICAL WARNING! Screen Locker  quickly from it. 

Click To Detect & Get Rid Of CRITICAL WARNING! Screen Locker

Tutorial To Get Rid Of CRITICAL WARNING! Screen Locker From Windows System

Step 1: Start PC in Safe Safe Mode with Networking To Get Rid Of CRITICAL WARNING! Screen Locker

Step 2 : Find and Get Rid Of CRITICAL WARNING! Screen Locker associated hidden folders.

Step 3: Terminate CRITICAL WARNING! Screen Locker related processes in Windows Task Manager

Step 4: Get Rid Of CRITICAL WARNING! Screen Locker associated registry files From Registry.

Step 5: Get Rid Of CRITICAL WARNING! Screen Locker From Control Panel

Step 6: Get Rid Of CRITICAL WARNING! Screen Locker From Web Browsers

Step 1: Start PC in Safe Safe Mode with Networking To Get Rid Of CRITICAL WARNING! Screen Locker

Tutorial To Boot Windows XP/Vista/7 in Safe Mode with Networking

• Eradicate all the CDs and DVDs and then Restart the PC from the Start menu. 
• Now make selection of any one of the two options mentioned below : 

For systems with a single operating system

Press F8 repeatedly after the first boot screen get displayed during the restart of the system. In a case if the Windows logo get appeared on the screen, repeat the task again.

For systems with multiple operating systems

The arrow keys will definitely help the users in selecting the operating systems they prefer to initialize in Safe Mode. Now press F8 in the same way as for the single operating system.

• Now as the Advanced Boot Options screen appears, make selection of the Safe Mode option utilizing the arrow keys. After making the proper selection, press Enter. 
• Logon to the computer system utilizing the administrator account. 

While the system is in Safe Mode, the words Safe Mode will appear at the four corners of the screen.

Tutorial To Boot Windows 8/8.1/10 in Safe Mode with Networking

• Firstly open the Start Menu. 
• Now whilst holding down Shift button, tap Power and then Restart.
• A menu will get appear, choose Troubleshoot
• Troubleshoot menu will get viewed. From it, choose Advance Options. 
• Further after the Advanced Options menu appears, tap Startup Settings. 
• Tap Restart. 
• Lastly a menu will get appeared upon reboot. Choose Safe Mode via pressing it's corresponding number and the system will get start. 

Step 2 : Find and Get Rid Of CRITICAL WARNING! Screen Locker associated hidden folders. 

Show hidden files on Windows Computer

• Double click on My Computer or This PC icon on the system screen. 
• Next Window Explorer will get opened on the system screen. 
• Thirdly press the View tab, choose Show hidden files and folders and then clean the checkbox to Hide protected system operating files. 
• Press Yes on the warning and then press OK. 

Get Rid Of Hidden Folder

• Go to the computer and then open Windows Explorer
• Secondly find out all the vicious files associated with CRITICAL WARNING! Screen Locker.
• Make selection of the folder and then tap Shift+Delete+Enter together. 

Step 3: Terminate CRITICAL WARNING! Screen Locker related processes in Windows Task Manager

• Firstly press Ctrl+Alt+Del keys all together to get the Windows Task Manager. 
• Tap More details.
• Lastly scroll down to end up processes of CRITICAL WARNING! Screen Locker.

Step 4: Get Rid Of CRITICAL WARNING! Screen Locker associated registry files From Registry.

• Press Win + R key simultaneously on the keyboard to open Run window. 
• Input Regedit and then tap OK. 
• Find out all the associated registry files of CRITICAL WARNING! Screen Locker and delete them : 

HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesWpm

HKEY_CURRENT_USERSoftwareMicrosoftInternet ExplorerMain “Default_Page_URL”

HKEY_LOCAL_Machine\Software\Classes\[adware name]

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “.exe”

HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\random

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\run\random

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” = ’0

Step 5: Get Rid Of CRITICAL WARNING! Screen Locker From Control Panel

Tutorial To Get Rid Of CRITICAL WARNING! Screen Locker From Windows Vista/7

• Access the Control Panel from the Start menu. 
• Tap Uninstall a program link under the Programs category. 
• Find out all the unfamiliar programs and applications associated with CRITICAL WARNING! Screen Locker and uninstall them.

Tutorial To Get Rid Of CRITICAL WARNING! Screen Locker From Windows 8/10

• Kindly move the mouse cursor to the right edge of the screen >> select Search >> type in Control Panel and tap it. 
• Tap Control Panel from the Apps search results. Now in the opened window, make selection of Programs and Features.
• Next in the Programs and features window, make selection of all the suspicious programs and tap Uninstall button. 

Step 6: Get Rid Of CRITICAL WARNING! Screen Locker From Web Browsers

Tutorial To Get Rid Of CRITICAL WARNING! Screen Locker From Mozilla Firefox:45

• Firstly open Firefox and then type about:addons on the address bar. 
• Search CRITICAL WARNING! Screen Locker or other suspicious extensions. 
• Tap Remove button >> orange Firefox icon.
• Choose Help >> Troubleshooting information
• Tap Reset Firefox. 
• Choose Reset Firefox again to ensure that you want to reset the browser to it's respective default state. 
• Tap Finish button on getting the Import Complete window. 

Tutorial To Get Rid Of CRITICAL WARNING! Screen Locker From Internet Explorer 8-8.00.6001.18372

• Tap the cogwheel icon at the top right corner of the browser. 
• Choose Manage add-ons from the menu. 
• Make selection of Toolbar and Extension tab. 
• Search for CRITICAL WARNING! Screen Locker or other suspicious add-ons. 
• Tap Disable button. 
• Select Tools >> Internet Options >> Advanced >> Reset
• Now on Reset IE settings tab, tick the Delete personal settings, tap Reset button and the Reset IE Settings window will get appeared. 

Tutorial To Get Rid Of CRITICAL WARNING! Screen Locker From Chrome 50.0.2661

• Initialize Google Chrome.
• Type chrome://settings/ on the address bar. 
• Tap Extension tab. 
• Search for CRITICAL WARNING! Screen Locker or other suspicious extensions and remove it. 
• Further, reset homepage and search engine. Tap the Chrome menu on the browser toolbar and then select Settings. 

1. Scroll down  to the bottom and tap Show Advanced Settings.
2. Scroll down to the bottom again and click Reset browser settings. 

Click To Detect & Get Rid Of CRITICAL WARNING! Screen Locker