It's important that your Time Zone and Date Format is adjusted to your needs. Time and date are important data that you'll see with every transaction you have in LessAccounting, and is also how the date is displayed in your invoices and proposals.
To customize, just do the following:
Go to Settings
Click on Time Zone & Date Format on the left hand side
Customize the time zone, date format, and time format to your needs and preferences
Click Save
That's it! Now you're all set with the correct time and date preferences for your account.