How is a month closed in QuickBooks?

edit-preferences-accounting-

set closing date password.

Quick book>Home page> Edit>Preference>Accounting> company Preference>Set date 

Well, first of all all launch your QuickBooks application, then in Edit menu select preferences. When the new popup window opened click Accounting Tab, and Company preferences Tab. Now select your closing date and then protect it with password. 

Step1

Launch QuickBooks.

Step2

Click "Edit" in the main menu bar and then click "Preferences" in the pull-down menu to open the Preferences window.

Step3

Select "Accounting" from the list on the left.

Step4

Click the "Company Preferences" tab.

Step5

Scroll to the Closing Date section in the Company Preferences pane.

Step6

Click the "Set Date/Password" button.

Step7

Select the date on which you want to close your company's books. The closing date is usually at the end of a month, quarter or year.

Step8

Click to select "Exclude estimates, sales orders and purchase orders from closing date restrictions" if you want to exclude non-posting financial transactions from the closing date restrictions. Otherwise, skip this step.

Step9

Type a password in the "Closing Date Password" and "Confirm Password Fields" to restrict access to your closed accounts.

Step10

Click the "OK" button to complete the procedure.