How to recover QuickBooks data files?

https://quickbookhelpdesk.com/blog/quickbooks-data-recovery-methods/

QuickBooks stores important financial information such as customer records, invoices, payroll details, expenses, and company accounts. Losing access to these data files can interrupt daily business operations and create unnecessary stress. Whether the file becomes damaged, is accidentally deleted, or cannot be opened, recovering your QuickBooks data as quickly as possible is essential. Data file problems can happen for many reasons. Unexpected system shutdowns, software conflicts, storage device issues, incomplete updates, or accidental changes can all affect the integrity of your QuickBooks company file. Fortunately, many data recovery situations can be resolved without permanently losing your financial information.