If your company has a Premium or Business subscription, then you can access your Time Sheets, which keep a record of the scheduled shifts assigned to you.
Some companies give employees permission to edit their own time sheets. If you need to make adjustments to a shift you've worked, you can do so from the Sling phone app, or from the web version of Sling. The directions here will show you how to make changes using the app.
To begin, tap the "More" tab in the menu at the bottom of the screen. You'll then see a list of items, including Time Sheets:
When you tap Time Sheets, you can select which week you would like to view.
To make adjustments to a scheduled shift, simply tap on the shift you want to edit from the range you've selected:
When you tap on the selected shift, you'll see this screen:
Tap the 3 dots in the upper right corner, and choose "Edit" from the dropdown menu:
Once you select edit, you'll see more details for the shift, and you can tap on the start or end time to adjust it.
When you do, a clock will display for you to choose the correct time:
Once you've adjusted the time for the shift accordingly, then remember to tap "Save" before you leave the Edit timesheet screen, or your changes will not stick: