Malwarebytes Updates

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System Requirements: Malwarebytes Version 4.0 no longer works on Windows XP or Windows Vista. However, Malwarebytes 3.x, will be supported for the foreseeable future.

Windows 10 Note: Although Malwarebytes is an antivirus software, if you use another program as your antivirus (Windows Defender, McAfee, etc.) as your antivirus, it is necessary to make a change in Malwarebytes. Go to Settings > Windows Action Center, change the setting to "Never register Malwarebytes in the Action Center". Malwarebytes 4.0 will continue to run with the installed antivirus in compatibility mode.

Microsoft Defender: If you use Microsoft Defender as your antivirus software, do the following:

• Open Malwarebytes.
• Press the little gear at the top right.
• Choose the Security tab.
• Enable the three options under the title Scan options.
• Disable the option under the title Widows Security Center.

Version 4 User Guide

 

 

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Malwarebytes Version 4.4.3.125 component package 1.0.1387, released.

From Malwarebytes 4.4

What’s New in 4.4.3:

• Enhanced detection and remediation
• Improved performance

Some Issues now addressed:

• Fixed: MB4 does not launch for users due to mbupdatr.exe hang. (Defect fix is only tracking additional logging put in place).
• Fixed: Mwac driver fails to start on Windows 7 machines due to Driver failing digital signature verification. (SHA-2 patch already present)
• Fixed: Malwarebytes icon disappears after Sign-In window rendered
• Fixed: Degradation of Office Application Launch Times
• Fixed: User's seeing "Malwarebytes native message has stopped working" when closing chrome.
• Fixed: mbamtray.exe crash reported from users
• Fixed: Reopen Allow list from the UI card shows removed exclusions.
• Fixed: Several minor UI issues

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Malwarebytes Version 4.4.4.126 component package 1.0.1404, released.

From Malwarebytes 4.4

• Brute Force Protection (for RDP)
• Added Naming for Teams UI branding in the Check for Updates Dialog
• Uninstall Protection
• Users are now allowed to suppress Scan Notifications when no threats are found
• Enhanced detection and remediation     
• Improved performance

Some Issues now addressed:

• Fixed: Fix problem with showing the reboot dialog when C.U. stuck in some situations.
• Fixed: Web exclusions get cleared when turning off Web Protection
• Fixed: Italian language 'Scan time' formatting issue in UI
• Fixed: Checking for updates doesn't inform user of network error when unable to reach license server
• Fixed: Permanent exclusion can be added as "IP address" or "Website" exclusion when navigating to blocked IP
• Fixed: Browser Guard - MB4 interaction doesn't work after MB4 restart (need to restart Chrome also)
• Fixed: Reopening of Chrome leads to high memory consumption of Native Messaging Host App
• Fixed: Allow List: Add an item window and Allow a file/website/app/previously detected exploit window are not aligned when German language selected
• Fixed: Spelling issue Swedish
• Fixed: mbamtray 'Access violation' crash under certain circumstances
• Fixed: Tooltip content gets cut if opened on the edge of the window
• Fixed: Several minor UI issues

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Malwarebytes version 4.4.5.130 component package 1.0.1430 released.

From Malwarebytes 4.4

What’s New in 4.4.5:

• Security Advisor Status Page and Dashboard Updates
• Teams onboarding experience
• Improved (more granular and configurable) AE Application Behavior protection
• Enhanced detection and remediation     
• Improved performance

Some Issues now addressed:

• Fixed: X/Close is not working on the enter user access password window when uninstalling MBAM
• Fixed: Detected threats not showing in quarantine under certain circumstances
• Fixed: User can bypass password prompt to "Detection History" by using Notification Center
• Fixed: Notifications are seen when navigating to website with hide setting enabled
• Fixed: Mwac.sys BSOD (DPC_WATCHDOG_VIOLATION -0x133)
• Fixed: Default Threat Scan not Added after Additional Scheduled Scans are added
• Fixed: Cannot Interact with Dashboard Buttons if Settings is Opened at the Scan Results Screen
• Fixed: "Site can't be reached" when navigating to the website temporary excluded by BG
• Fixed: MbamBgNativeMsg.exe is not updating on 7x86 when instance is running
• Fixed: Unsanctioned (possibly hardcoded) renew for 2 year at 50% promotion appears as a dashboard message for certain premium Users

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Malwarebytes version 4.4.6.132 component package 1.0.1453 released.

From Malwarebytes 4.4

What’s New in 4.4.6:

• Improved UI Scaling for high DPI
• Improved synchronization between Brute Force protection and Web protection
• Scan Reminder Notifications
• User Access Controls Renamed to Tamper Protection
• Enhanced performance
• Enhanced detection and remediation

Some Issues now addressed:

• Fixed: Trial could not be started: Unable to check for updates because an update check is already in progress
• Fixed: MBAM restart prompt for CU update disappears immediately after rendered   
• Fixed: Mbam crash heap_corruption (0xc0000374) under certain circumstances
• Fixed: BSOD caused by Web Protection under certain circumstances   
• Fixed: Some Ig-xx.exe files are not removed after clean installation of MBAM
• Fixed: Can't manually delete MWAC exclusion by BG command
• Fixed: BFP setting remains active when MWAC is turned off
• Fixed: Brute Force Protection informational prompt is misleading
• Fixed: For Teams - message is shown as "Activate Malwarebytes for Teams" during license activation   
• Fixed: Unexpected MBAM notification appears when typing previously detected and allowed URL in the Chrome's address bar
• Fixed: Browser Guard: BG does not install for Edge, even though the installer offers it   
• Fixed: Unable to show Scan progress page after visiting Settings tabs in UI
• Fixed: Expiration Date value does not change when Trial End Date changes server side
• Fixed: A few (additional) UI minor Issues

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Malwarebytes version 4.4.7.134 component package 1.0.1464 released.

From Malwarebytes 4.4

What’s New in 4.4.7:

• Detection and remediation enhancements
• Improved functionality for starting trials
• Only one prompt per UI session for Tamper Protection
• Security Advisor added capabilities
  • Wi-Fi Monitoring
  • Scan History Monitoring
• Browser Guard integration readiness with FireFox
• Enhanced performance

Some Issues now addressed:

• Fixed: Customer experiences BSOD (BugCheck 3B) related to farflt.sys with MB4 CU (1.0.1306)
• Fixed: Malwarebytes freezes/crashes when user adds app to Allow list under certain circumstances
• Fixed: MBAM fails to launch after upgrade. User gets the 0xC0000022 error message.
• Fixed: BFP isn't switching on when resetting settings to default for Teams
• Fixed: A few (additional) UI minor Issues

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Malwarebytes version 4.4.8.137 component package 1.0.1474 released.

From Malwarebytes 4.4

What’s New in 4.4.8:

• Web Protection False Positives Rapid Response
• Browser Guard integration on FireFox ready and will be released soon
• Enhanced detection and remediation

Some Issues now addressed:

• Fixed: Pluralization issues with trial expiring toast notifications
• Fixed: Trial countdown notifications out of sync with dashboard countdown
• Fixed: Error 32 Sharing Violation during upgrades under certain circumstances
• Fixed: Malwarebytes will not open after Install/Upgrade under certain circumstances
• Fixed: User gets MWAC block page for FPRR-whitelisted website
• Fixed: Mbae.dll is injected for processes protected within pentest mode only after service restart
• Fixed: New Version does not update DisplayName and DisplayVersion values in Uninstall key
• Fixed: Popup dialogs don't close on Escape key
• Fixed: mbam.exe crash on attempt to update to new version
• Fixed: A few (additional) UI minor Issues

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Malwarebytes version 4.4.9.142 component package 1.0.1486 released.

From Malwarebytes 4.4

What’s New in 4.4.9:

• Security Advisor New Features
  • Windows Firewall Status monitoring
• Enhanced detection and remediation
• Enhanced performance

Some Issues now addressed:

• Fixed: Browser Guard Integration - Multiple blocks are seen with Win 11 machine using Chrome
• Fixed: Native exe does not start on Win 11 machine for FF
• Fixed: Mbae.dll fails to inject into running svchost processes, which were running before enabling pentest mode
• Fixed: Recurring CPU spikes in mbamtray.exe under certain circumstances
• Fixed: Scheduled scan changes are not read correctly by Narrator until UI restart
• Fixed: Wrong date is shown on Scan history monitoring
• Fixed: MBAMTray.exe crash (Access Violation) in Qt5Core.dll
• Fixed: A few (additional) UI minor Issues

Additional information about the update from Malwarebytes for Windows 4.4.9 Release Notesi:

Issues fixed

• MBAM-5448: Multiple blocks reported while browsing on Google Chrome using Windows 11 devices despite having Malwarebytes for Windows integrated with Browser Guard.
• MBAM-5368: Incorrect date displayed under the Scan history section.
• MBAM-1990: Scheduled scan changes are not read correctly under certain circumstances.
• MBAM-4489: Recurring memory usage spikes with the mbamtray.exe process.

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Malwarebytes version 4.4.10.144 component package 1.0.1499 released.

From Malwarebytes 4.4:

What’s New in 4.4.10:

• Updated RTP card states and buttons locations for free users
• Added Security Advisor shields on the main screen dashboard
• Enhanced detection and remediation
• Enhanced performance

Some Issues now addressed:

• AE winword.exe test sample detection only occurs with pen testing ON
• High CPU usage during WU searches
• Fixed: MBAMInstallerService fails when the system temp directory is not located in the system drive
• Memory (and COM handle leak) when using MBScanner
• Mwac.sys BSOD, UDP Context list is corrupted on release
• Issue seen after installer upgrade where UI does not open unless as Admin
• Mbae.dll is uninjected for processes protected within pentest mode
• MBAMInstallerService fails when the system temp directory is not located in the system drive
• Fixed: A few (additional) UI minor Issues

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Malwarebytes version 4.4.11.149 component package 1.0.1513 released.

From Malwarebytes 4.4:

What’s New in 4.4.11:

• Enhancements to Security Advisor
  • Show Windows Firewall status indicator on SA instantly
  • Replace shields fo Sec Adv for dark mode on the Dashboard
  • Sort order for monitored items and cards
• Enhanced detection and remediation
• Enhanced performance

Some Issues now addressed:

• Immediately after Windows start-up, Security Advisor indicates Firewall is off
• Clicking on General Settings -> Firewall -> "View Settings" in Security Advisor disappear the FW bullet item
• Users still seeing, "Updated Available" notifications with the setting turned off.
• RTP card doesn't contain RTP switches after activating Trial
• "Restore Defaults" doesn't restore BFP to enabled for Teams
• Certain memory leaks in MbamUI
• UI minor Issues

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Malwarebytes version 4.5.0.152 component package 1.0.1538 released.

From Malwarebytes 4.5:

What’s New in 4.5:

• New Installer (v258)
• Security Advisor
• Windows Updates Monitor
• Revisions to Firewall Monitor
• Allows to Dismiss scheduled Scan monitoring
• Info tips have been added to some of the Panes
• Categories can now be collapsed or expanded
• Progress indicator for Component Updates
• Added Info tip for "Notify me when a new version becomes available" Setting
• Enhanced detection and remediation
• Harden MWAC against inadvertently blocking local network addresses
• Improved performance

Some Issues now addressed:

• Fixed: Security Advisor incorrectly reports that the firewall is off
• Fixed: Clicking Buy Now on Iris Message causes a pending reboot to trigger
• Fixed: Office-wscript/cmd bypass is not blocked by AE under certain circumstances
• Fixed: Outbound UDP connection is blocked for DNS requests in local network segments
• Fixed: Second navigation to blacklisted website with disabled MWAC leads to ERR_CONNECTION_REFUSED
• Fixed: Several UI issues
  • Wrong info button icon color in dark theme

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Malwarebytes version 4.5.2.157 component package 1.0.1562 released.

From Malwarebytes 4.5:

What’s New in 4.5.2:

• Security Advisor
  • Animation when resolving issue in a card on SA page
• Update the copy of info-tip for Brute force protection
• Scan report: Add completion status and update Scan result label
• Reduce image memory usage in C++/Qml

Some Issues now addressed:

• Fixed: 4.5.0 Upgrade failures in the field under certain circumstances
• Fixed: UI Crashing in the field Under certain circumstances
• Fixed: mbamtray crashes on Windows 11 and Windows 7 under certain circumstances
• Fixed: BSOD caused by MWAC (mwac+15eca)
• Fixed: BSOD occurs everytime a scan is run with RTP enabled under certain circumstances
• Resolved:  MWAC interferes with Techloq Filter
• Fixed: Misleading Brute Force Protection infotip in Security Advisor while BFP is enabled
• Fixed: Several Minor UI issues
  

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Malwarebytes version 4.5.4.168 component package 1.0.1599 released.

From Malwarebytes 4.5:

 

What’s New in 4.5.4:

• Security Advisor
  • Added Chrome updates monitoring to Security Advisor
  • Added Tamper Protection monitoring to Security Advisor
  • Added info-tips on real-time protection layers
  • Added VPN Monitor
  • Added Browser Guard monitoring
• Script CLI detections are now displayed
• Advanced Options are now hidden during Upgrades
• Updated the modal window for premium features
• Detection and remediation enhancements
• Performance enhancements

Some Issues now addressed:

• Fixed: Toaster Notification seen with button not displayed
• Fixed: DefaultBrowserChanged Event leads to error loop after attempt to change default browser to Opera
• Fixed: GetDefaultBrowser() returns an exception for Opera as a default browser
• Fixed: Browser Guard - Is browser installed returns wrong value for Firefox and Edge browser
• Fixed: IsDefaultBrowserBgSupported does not return correct value for the browser that is supported
• Fixed: Is browser installed API returns false for the browser integration enabled
• Fixed: Installer Restart screen is "detached" so it looks like 2 installers are running
• Fixed: Automatically Check for Threat Intelligence Updates feature will be activated in Free after default settings restore
• Fixed: "Tamper protection enabled" password prompt is shifted after wrong password is specified
• Fixed: There are no Pending/Successful messages next to the Web Protection when it is turned on from the Brute Force Protection modal
• Fixed: Possibly wrong registry key is used for Default Browser monitoring
• Fixed: Browser Guard Integration fails after default browser has changed to Firefox
• Fixed: MBSetup hangs at install window after user clicks OK to dialog saying there's a problem with network connection
• Fixed: Component Update to a new version takes longer than 30 seconds
• Fixed: Web Protection deadlock during shutdown
• Fixed: Errors PredetectWLCache::AddEntry for one of our detection engines
• Fixed: Mbae.dll is uninjected for processes protected within pentest mode
• Fixed: Sign in: Forgot password field is not accepting non-Latin letters
• Fixed: It is possible to install MBAM directly to system critical folders
• Fixed: MS office blocked with pentest mode enabled only on Win7x86
• Fixed: Several Minor UI issues
  

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Malwarebytes version 4.5.5.175 component package 1.0.1621 released.

 

From Malwarebytes 4.5:

 

What’s New in this 4.5.5:

• Security Advisor
  • Improved experience for Free Users
• Anti-Exploit: MS Access Detections with Access Shield Disabled
• Performance enhancements

Some Issues now addressed:

• Fixed: Restart Required tray notification is cut
• MB4 Tray icons freezing or crashing
• Shield image on the RTP card has a wrong width for Free user
• MBAM crash after deactivation (MWAC.sys verifier is enabled)
• Security Advisor displays incorrect firewall status
• Chrome updates monitor tooltip temporarily not adjusted to a new text when changing statuses
• Fixed: Several more Minor UI issues

 

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From Malwarebytes 4.5:

What’s New in this 4.5.6:

• Complete scan notification setting is now in: Settings - Notifications tab
• Enhanced Detection and Remediation
• Performance enhancements

Some Issues now addressed:

• Addressed: MBAM UI will not open after 4.5.2 upgrade install for certain circumstances
• Fixed: Language codes in MBSetup.exe do not match those expected by the UI - sometimes resulting in default to English
• Fixed: Learn more link in the In App cart is not working
• Fixed: MBAM crash after deactivation (MWAC.sys verifier is enabled)
• Fixed: Language setting is changing back to English after Malwarebytes update
• Fixed: MBAMService stuck in StopPending state
• Fixed: Security Advisor issues with dots in multiple languages
• Fixed: Security Advisor Tamper Protection tooltip unable to auto-resize
• Fixed: Security Advisor Online Privacy tooltip unable to auto-resize

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Malwarebytes verson 4.5.7.186 component package 1.0.1645 released.

From Malwarebytes 4.5:

What’s New in this 4.5.7:

• Foundation for VPN integrated controller
• Enhanced Detection and Remediation
• Performance enhancements

Some Issues now addressed:

• Fixed: AE preventing Native Hosts Extensions from running under certain circumstances
• Fixed: Security Advisor shows incorrect status for non-RTP related issues
• Fixed: Web Protection never deletes inbound ICMP context objects
• Fixed: Web Protection blocks inbound connections on TCP/53
• Fixed: BSOD Farflt.sys. Access violation in farflt!ProtectedProcessLocate
• Fixed: Multiple network connection modals get stacked when shown

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Malwarebytes verson 4.5.8.191 component package 1.0.1666 released.

From Malwarebytes 4.5:

What’s New in 4.5.8:

• Enhanced Detection and Remediation
• Performance enhancements

Some Issues now addressed:

• Fixed: MBAM UI restarts twice during an SU under certain circumstances
• Fixed: BSOD C4 in MBAMChamelon.sys on MB4 exit under certain circumstances
• Fixed: Continuous scanning is happening even though scheduled as weekly

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Malwarebytes verson 4.5.9.198 component package 1.0.1676 released.

From Malwarebytes 4.5:

What’s New in 4.5.9:

• Enhanced Detection and Remediation
• Performance enhancements

Some Issues now addressed:

• Fixed: Anti-Ransomware - file detection code can render non-file devices (like the COMx ports in this issue) unusable for the launched process
• Fixed: The Browser Guard Native host fails to comprehend or distinguish a Browser Profile
• Fixed: Maximizing UI does not resize properly, transparent areas
• Fixed: Security Advisor reports Browser Guard is installed while it's not   
• Fixed: Mbupdatr does not register MbamBgNativeMsg.exe for second browser
• Fixed: Web Protection is blocking outbound connections incorrectly
• Fixed: VerifyFile not updated in shell extension used for context menu

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Malwarebytes verson 4.5.9.198 product, component package 1.0.1699 released.

From Malwarebytes 4.5:

What’s New in this 1.0.1699 Component Update:

• Detection and remediation improvements
• Performance improvements

Some Issues now addressed:

• Fixed: BSOD references mbae.sys under certain circumstances
• Fixed: Security Advisor says BG is not installed when it is While using Debug BG Version
• Fixed: Error stopping SP controller
• Fixed: Network Connection Error Appears after Attempting to Start Trial with Email Entered
• Addressed: A few minor UI Issues

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Malwarebytes verson 4.5.10.200 component package 1.0.1702 was released.

From Malwarebytes 4.5:

What’s New in 4.5.10:

• Detection and remediation improvements
• Performance improvements

Some Issues now addressed:

• Fixed: Veeam Backups failing when Ransomware Protection is enabled
• Fixed: RTP breaks Perl launching of external processes
• Fixed: Windows Security Center doesn't recover disabled Malware Protection

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Malwarebytes verson 4.5.10.200 component package 1.0.1709 was updated.

From Malwarebytes 4.5:

What’s New:

• Tamper Protection Improvements
• Detection and remediation improvements
• Performance improvements

Some Issues now addressed:

• Fixed: Windows MB4 Consumer hindering Safely Eject USB
• Fixed: Apparent Kernel memory leak
• Fixed: UI would close when clicking "Buy Now" with Empty Proxy Settings
• Fixed: MBAM fails to register with WSC on Windows 11 Insider Preview
• Fixed: Double installation of edge Browser Guard is seen when extension is added from chrome store before MBAM Install

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Malwarebytes verson 4.5.11.202 component package 1.0.1716 was updated.

From Malwarebytes 4.5

What’s New:

• Additional layer of Obfuscation of sensitive (Digital Rights Management) data
• Detection and remediation improvements
• Performance improvements

Some Issues now addressed:

• Fixed: Anti-exploit corrupting excel files
• Fixed: Uninstall survey being displayed when MBAM is uninstalled by MBST
• Fixed: Unnecessary tamper protection errors in logs

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Malwarebytes verson 4.5.12.204 component package 1.0.1725 was updated.

From Malwarebytes 4.5

What's New:
 

• Additional enhanced security for account based license
• Better logging for
  • Security Advisor
  • Update functionality
• Performance improvements

Some Issues now addressed:
 

• Fixed: Network failure after some time of MB4 operation
• Fixed: During an Update and under certain circumstances, MBAMWsc.exe does not run on the first service restart, causing no registration with WSC
• Fixed: Opening Toaster Message that Opens MBAM Screen briefly shows 404 error in Toaster Message Window

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Malwarebytes Version 4.5.13.208 component package 1.0.1740 was updated.

 

From Malwarebytes 4.5:

 

What’s New:

• UI Improvements
  
  • Better User Experience for Trials
  • Background graphics
    

• Detection and remediation improvements
  

Some Issues now addressed:

• Fixed: Security Advisor does not recognize Browser Guard from Edge store when Edge is default browser
  

 

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Malwarebytes Version 4.5.14.210 component package 1.0.1751 was updated.

 

From Malwarebytes 4.5:

 

What’s New:

• Improved updating functionality
• Performance improvements
• Detection and remediation improvements
  

Some Issues now addressed:

• Fixed: "Windows startup" setting gets enabled after updating MBAM even though the setting is disabled pre-update
• Fixed: Resource leak in RTP driver initialization failure causes BSOD under certain circumstances
• Fixed: Scheduled scan cannot be started leading to Crash (Win11 only)
  

 

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Malwarebytes Version 4.5.14.210 component package 1.0.1767 was updated.

 

From Malwarebytes 4.5:

 

What’s New:

• Improved updating functionality
• Performance improvements
• Detection and remediation improvements
  

 

Some Issues now addressed:

• Fixed: Links in Scan results no longer redirect to a higher level of detection names
• Fixed: After Update mbam.exe unable to launch: 'this app cannot run on this PC' mbam.exe -0- bytes. Under certain circumstances
• Fixed: FundEZ14 application and network drives not accessible
• Fixed: Windows 11 periodic mbamtray 'not responding' after coming out of sleep mode
• Some UI Issues now fixed:
  
  • UI will be closed if the user will not continue with the update process
  • RTP card\Security news feed display has a blank area in Dark Mode
  • Trial expired notification showing repeatedly 
    

 

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Malwarebytes has issued a quick fix for a false-positive.  Launch Malwrebytes and check for updates to resolve the issue.  See  [ RESOLVED ] Malwarebytes is blocking me from accessing Google services.

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Malwarebytes Version 4.5.14.210 component package 1.0.1772 was updated.

 

From Malwarebytes 4.5:

 

What’s New:

• Performance improvements
• Detection and remediation improvements
  

Some Issues now addressed:

• Fixed: Links in Scan results no longer redirect to a higher level of detection names (additional fixes or tests/ confirmed)
• Fixed: MBAMService crash after DB update
• Fixed: Quicken cannot update PNC bank info when Web Protection is enabled
• Fixed: MBAM consumes all RAM and up to 60% CPU if the scan is scheduled to the winter time shifting
  

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Malwarebytes Version 4.5.15.215 component package 1.0.178 was updated.

 

From Malwarebytes 4.5:

 

What’s New:

• Robust support for systems upgrading from Windows 7, 8, 8.1 to Windows 10 or higher
• Detection and remediation improvements
  

Some Issues now addressed:

• Fixed: Security Advisor is not recognizing Browser Guard installed on Edge browser
• Fixed: MB won't open from desktop icon nor mbamtray
  

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Malwarebytes Version 4.5.16.217 component package 1.0.1792 was updated.

 

From Malwarebytes 4.5

 

What’s New:

• Detection and remediation improvements
  

 

Some Issues now addressed:

• Fixed: Expert systems setting not honored after upgrade (RTP)
• Fixed: Browser Guard integration doesn't work if MBAM is installed to non-default folder
• Fixed: Ransomware protection will not turn on under certain circumstances
• Fixed: Browser Guard integration doesn't work if MBAM is installed to a folder which has non-Latin letters in its name
• Fixed: Iris Toaster Message seen twice in the same day
• Fixed: Resource leak in ARW driver initialization failure causes BSOD
• Fixed: Beta CU 1789 fails to update to new CU