Notes about the SBW file extension:
Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries, unused processes and other unfavourable system settings to identify slowdown issues.
The SBW file type is primarily associated with 'Savings Bonds Wizard' by U.S. Department of the Treasury, Bureau of the Public Debt. U.S. Treasury program to manage and price U.S. savings bonds.