Browser/System Requirements

We want your online experience to be the best it can be.

System Requirements

For the best experience using our online and mobile banking systems you must use a computer that
has the following:

  • Microsoft Windows 10 or Mac OS X 10.12
  • Available browser updates applied for improved security that provide anti-virus and spyware protection
  • An internet connection with a minimum of 1 Mbps download speed

Browser Requirements

Browser support is subject to change without notice, so we encourage you to configure your
browser(s) for automatic updates. Use the latest version of your browser for the most secure
experience. Any browsers not listed in the following table should be considered unsupported.

Recommended: Provides the ideal experience
Supported: Supports general functionality. May have minor behavioral or cosmetic differences.
Limited Support: Supports general functionality. May have minor behavioral or cosmetic differences.
Unsupported: Results may be inconsistent. May not be compatible. 

Browser requirements for a Personal Computer

Browser Windows Mac OS X
Google Chrome 
(Current and previous two versions)
Recommended Recommended
Mozilla Firefox
(Current and previous two versions)
Supported Supported
Microsoft Edge
(Current and previous two versions)
Supported Unsupported
(Current and previous two versions)
Unsupported Supported
Micorsoft Internet Explorer 11.x Limited Support Unsupported



Mobile App Requirements

Operating System Supported or
Android 5.x and later Supported
Apple iOS 13.x Supported
Apple iOS 12.x Supported
Apple iOS 11.x Limited Support

Middlesex is a full-service bank serving individuals, families and business owners throughout Massachusetts.