1. Sign in to your Team Foundation Server or Team Services account.
2. On the Time menu bar, click Timesheet.
3. Add time for the work you've completed in the appropriate week.
4. Click the Submit for approval button.
The timesheet is submitted for approval. The week status and button change accordingly.
5. (Optional) Click the Pull back button if you want to make changes to your submitted timesheet.
The status of the week changes to "Week is reopened". The timesheet is revoked and you can now make changes to it.