You can edit your punches from the "Timesheet" tab under the Time tracking section
Edit punches for a specific entry
Pick the date for which you want to edit the timesheet and click on the edit button for the punch entry
Edit the time, add remarks and projects (optional) and hit save.
Add punches
Incase you forgot to add your punches for the entire day, you can add it by clicking on "Add punches"
select "new punch in - punch out pair", pick the punch in and out time, add remarks and projects (optional), capture the location and hit "Save"
You'll find the punches on the timesheet log for that day.
Delete a punch entry
Open the timesheet page and click on the "Delete" button.
If you delete the punch in entry, the punch out entry associated with it will also be deleted and vice versa
Note:
Employee can only edit their punches if the admin has enabled "Lock editing of punches by non admins" under the Time tracking setting.