Notes about the WEF 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 WEF file type is primarily associated with 'Exchange' by Microsoft Corporation. A workflow process is a series of tasks or events, the order in which they must be performed, and code that runs when they are performed.