In the UAT environment the process has been configured to get the input data from...

Data Item Exposure:

Setting the Data Item exposure to "Environment" allows the value to be consistent across different environments without changing the process.

Environment Variables:

Environment Variables can be used to store the file path, ensuring the correct path is used regardless of the environment (UAT, Production, etc.).

Implementation:

Create an Environment Variable to store the file path.

In the process, set the Data Item to use this Environment Variable.

References:

Blue Prism documentation on Data Item exposure and Environment Variables.