How to Fix Data Corruption in QuickBooks Make a separate back up or file copy of your data file before verifying or rebuilding to protect you against permanent loss of your data. Run the QuickBooks 'Verify Data' function. This will confirm the corruption in QuickBooks and recommend a 'Rebuild Data. #quickbooks_file_corruption_repair #quickbooks_desktop_file_repair https://www.smbaccountants.com/services/repair-quickbooks-file-data-corruption/