Follow these steps to upload a new baseline document to a job.
To upload a new baseline document to an existing job, go to the Jobs page, and open the job to view the job details. In the Baseline section, click the (+) Add button.
Drag/drop your baseline documents into the prompt.
When the prompt turns green, click Upload file.
Once finished, the status of the job will change to Matching, and depending on your notification settings, you will be notified when it's finished.