BlockHour validates checkout at the server level, preventing orders outside your business hours Set business hours per day with 30-minute precision. Support overnight hours that cross midnight (e.g. 22:00–02:00). Add holidays by date range to block orders on specific days. Use the "Close store now" toggle for instant blocking. Customize the message shown to customers when checkout is blocked No theme code changes required. Install, set your timezone and hours, and enable

• Server-side checkout blocking — orders are blocked before payment
• Set business hours per day with 30-minute precision, including overnight hours
• Add holidays, enable instant store closing, and customize the blocked message
• Schedule holidays by date range — block orders on specific days up to 30 days