1. Click the calendar button on the mobile phone desktop to enter.
2. After the page jumps, enter the calendar interface and select the specific date to record.
3. After selecting the required date, click the plus button in the upper right corner.
4. After the page jumps, enter the title of overtime in the scheduling interface.
5. Then select the start time and end time of this overtime at the bottom of the page.
6. After entering the overtime title, start time and end time, click the Save button in the upper right corner.
7. At this point, after the page jumps, you can see that the overtime hours on a specific date have been recorded using this calendar.