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Computer and Mobile Device Requirements

In order to protect the security of your account information, to ensure access, and to optimize your experience with online and mobile banking###DISCLAIMER:Mobile Banking - Incur Charges###—we strongly recommend that you use or upgrade to the latest version of software or device supported by Union Bank. Please contact us if you have questions.

Supported Browsers and Operating Systems


Online Service FOR PC FOR MAC
unionbank.com Windows 7, 8 and 10
  • Internet Explorer 11 and Edge
  • Firefox 55
  • Chrome 61
Macintosh using OS X 10.13
  • Safari 11
  • Firefox 55
  • Chrome 61
Online Banking Windows 7, 8 and  10
  • Internet Explorer 11 and Edge
  • Firefox 55
  • Chrome 61
Macintosh using OS X 10.13
  • Safari 11
  • Firefox 55
  • Chrome 61
Online Banking
for Small Business
Windows 7, 8 and 10
  • Internet Explorer 11 and Edge
  • Firefox 55
  • Chrome 61
Macintosh using OS X 10.13
  • Safari 11
  • Firefox 55
  • Chrome 61
Financial Center Financial Center Requirements

Please note: more current versions of Firefox and Chrome may also be supported.


Please ensure Javascript is enabled in your browser.


If you need to update your browser please visit the appropriate site for more information:

Documents on this site are in PDF format. Adobe® Acrobat® Reader—or another portable document format reader—is needed to view PDFs.

Mobile Device Requirements


The basic requirements for Mobile Banking are:
  • Android 4.0.3 and above
  • iOS 9 and above
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