If you added a wrong timesheet or your employee made a mistake in his/her timesheet, you might want to delete it. You can delete timesheets from Daily/Weekly/Bi-weekly/monthly/custom timesheets.
1. Daily
To delete a timesheet, Go to Timesheets > Daily, and select the employee and date. Then hover over the timesheet you want to delete.
You should see a delete option to delete the timesheet.

After clicking on the delete icon, a pop-up will open. Now give the reason for deletion (type at least 5 characters) and click on Delete.

2. Weekly
Go to Timesheet > Weekly and scroll to the member, whose timesheet you want to delete. Now, select the time on the desired date.

A panel will open up on the right. Click on the arrow icon the right to see more details.

Now, give a reason and click on "Delete" button to delete the timesheet.

3. Bi-weekly/ Monthly/ Custom
Go to Timesheet > Bi-weekly/monthly/custom and the select the member. Now, click on the date that you want to delete time from. A panel will open up on the right.

Now, click on the arrow (on the right) to open up the detailed view. Similar to weekly timesheet deletion, give a reason and click on "Delete" to delete that time.
Keep in mind that: You can't delete the timesheet that you/employee is currently tracking time in.
To edit a timesheet, please follow this guideline on Timesheet Edit Feature.