If QuickBooks Point of Sale is not working properly, failing to open, or stuck during sales, it can impact daily billing and customer checkouts. Learn key fixes like updating POS, repairing database services, adjusting Windows user permissions, and resolving peripheral device conflicts. Detailed steps help restore smooth POS performance with minimal downtime. For urgent QuickBooks Point of Sale repair help, call +1-866-408-0444 and get direct assistance from POS error experts.