On the Edit Time Card screen, click 
to the left of the job line. The Comments screen appears. Any comments that you have entered for the job or for the entire time card appear on the screen.
Do one of the following.
You can delete any comment that you've entered, even if you have already saved or submitted the time card. Follow these steps.
To delete comments
On the Edit Time Card screen, click to the left of the job line. The Comments screen appears. Any comments that you have entered for the job or for the entire time card appear on the screen.
Do one of the following.
To delete a comment for the job that you clicked next to, for a specific day, go to the box for that date. If necessary, scroll to find the day that you are looking for.
To delete a comment for the job that you clicked next to, for all days, go to the box at the top of the screen that shows all dates in the time card period.
To delete a comment for all jobs and days on the time card, go to the Entire time card box at the bottom of the screen.
Click Delete to the right of any comment that you want to delete. This deletes all text from the box.
Do one of the following.
Click Apply to commit your deletions and then make additional deletions or enter new comments. To delete another comment, repeat from step 2.
Click OK to commit your deletions and return to your time card. The Edit Time Card screen reappears.
To delete comments for other job lines, repeat from step 1.
When you are finished deleting comments, click Save on the Edit Time Card screen. This step is required to save your comment deletions to the database.