We have collected answers to the most frequently asked questions for you to refer to. But if you do not find what you are looking for here, or need additional information, do not hesitate to contact us or give us a call at 877-866-0202.


If you are having trouble accessing the Online Banking system, you may need to check if you have the appropriate browser settings on your computer.  The following troubleshooting tips will help you know where to start to resolve any problems that you may have.

Do I use one of the supported browsers for online banking?
The following browsers are currently supported by our Online Banking system:

  • Microsoft Internet Explorer- IE
  • Firefox
  • Safari - Apple/Mac Users only
  • Google Chrome

Current and prior major releases are valid for access into Online Banking. Users attempting to access Online Banking using outdated browser versions may be denied access and receive a message indicating browser version updates are necessary.

If you are unsure of the browser that you are using, follow the steps below:

  • Go to www.oldsecond.com.
  • Choose Account Login then O2 Online Banking.
  • At the top right hand side of the screen, select Test Browser.
  • A box will appear showing the current browser you are using.
  • Click Close Window.

What if I am not using one of the supported browsers?

You may experience issues with Online Banking or be denied access to the system. If this occurs, please download one of the browsers listed below and attempt the action again.

  • Internet Explorer
  • Firefox
  • Safari
  • Google Chrome

Can I use a beta version of one of the browsers above?

The following types of browsers and tools are not recommended or supported for use with Online Banking:

  • Embedded browsers contained within personal or commercial financial management software (Quicken, QuickBooks, Money, etc.)
  • Browser add-ins and toolbars (IE 7 Pro, Google, Yahoo, etc.)

If you are using a non-supported browser, an embedded browser, or a browser add-in, you may experience functionality issues with Online Banking. If this occurs, please download one of the supported browsers above or remove the add-in and attempt the action again.

Do I have Adobe Flash Player loaded on my computer?

If flash player is not loaded or up to date, then please follow the on-screen instructions after clicking: http://www.adobe.com/shockwave/welcome/

Are my browser settings correct?

Internet Explorer

  1. From Internet Explorer, select Tools > Internet Options.
  2. From the Security tab, select Trusted Sites.
  3. Click the Sites button.
  4. Type in this domain name for Consumer Online Banking: https://www.netteller.com
  5. Click Add > Close.
  6. Select the Privacy Tab, and click on Sites.
  7. Type in this domain name for Consumer Online Banking: https://www.netteller.com

*Note: If problems are still occurring with Internet Explorer, open Internet Options and select the Advanced Tab. Click the “Reset” or “Restore Defaults” button at the bottom. This will reset all settings to the default.


Mozilla Firefox

  1. From Firefox, select Tools > Options
  2. Click Content and make sure both Enable JavaScript and Enable Java are checked.
  3. Click Privacy and click Exceptions.
  4. In the Cookies section, type in this domain name for Consumer Online Banking: https://www.netteller.com
  5. Click Allow and then Close.
  6. In the Private Data section, uncheck “Always clear my private data when I close Firefox.”


Should I clear my cookies and history list?

Cookies store information you enter on a web page, such as passwords or login information, to save you time when you revisit the web page. They are very small files and are generally designed to make a web page more convenient to use. Whenever you visit certain web sites, the sites will store temporary Internet files and cookies on your computer to identify that web site. Sometimes these temporary Internet files and cookies can cause the issue you are experiencing with Online Banking. Similarly, your history list can also be a concern. The more days you have specified for pages to be saved on your history list, the more disk space is used on your computer. You can free up disk space by clearing this list.

Do I still have questions or problems?

If you still have problems after you have reviewed and followed the instructions above, please contact Online Banking Support at 630-892-0202 or onlinebanking@oldsecond.com.

To help our Customer Service representatives assist you as quickly as possible, please have the answers to the following questions when you call:

  1. What is the operating system on your computer (i.e. Windows 98, Windows XP, Apple OS X, etc.)?
  2. What browser and version are you currently using?
  3. Have you attempted with a different browser?
  4. Have you attempted with a different computer?
  5. Are any toolbars loaded to the browser (i.e. Google Toolbar, Yahoo!Toolbar,etc.)?
  6. What are you using for your Online Banking ID and password?