To modify the hours or objects copied using the "copy from previous week" option, follow these steps:

1. Open the objects list and click the drop-down menu. Select "none" (blank) or choose another project from the list to remove the currently selected Project/Job.

2. Navigate to the hours column and click on the hours worked. Edit the hours as needed.

3. Once you have made the necessary changes, click the "Submit" button to save the modifications.