Here is how you can change the date while adding income in individual  categories:

Step 1: Go to Bizli's main screen.

Step 2: Click on "Expense" present at the bottom of the screen.

Step 3: Click on "Income" present on top of the screen.

Step 4: Click on the category for which you want to change the date.

Step 5: Enter the amount.

Step 6: Click on the date mentioned under the Note and choose the date of your choice.

Step 7: Click on "Ok".

Step 8: Click on "add expense".