Malwarebytes for Windows 4.2.1 Release Notes

Component package version 1.0.1070 - October 14, 2020

Improvements

• Detection and remediation.
• Performance.
• Updating functionality.

Issues Fixed

• MB4.2.1 fails to communicate with the license server while 4.1.2 can.
• 0x139 MWAC BSOD under certain circumstances.
• IPv6 ping doesn't work with enabled MWAC.
• Some user interface (UI) issues.

Component package version 1.0.1061 - October 5, 2020

Improvements

• Scan Report Usability.
• Detection and remediation.  
• Performance.

Issues Fixed

• W7 Install or Upgrade failure under certain circumstances.
• Fail to display "Malwarebytes is up to date" when the user interface (UI) is relaunched after a successful component update (CU) under certain circumstances.
• Protection updates could hang under certain circumstances and prevent scheduled scans from running
• Several UI issues.

Component package version 1.0.1045 - September 16, 2020

Improvements

• Upgrade experience.
• Detection and remediation.     
• Performance.

Issues fixed

• License Status showed wrong renewal info.
• Signature verification caused BSOD on some 3rd party signed process images.
• Certain BSOD (in mbamchameleon.sys) Stack Overflow on x86 systems during initialization.
• Disabling Chrome/Edge shield is not working.
• Unable to Edit/Delete custom shields from the Protected applications dialog.
• Several UI issues.