Reset theInternet explorer. Carry out aClean install of QuickBooksin selective startup mode. Here, you need toReset the updatesand then try toDownload and install the QuickBooks update. Further, reboot the system and confirm that the company file is open inSingle-user mode. Also, reset theInte...
If you’ve tried everything and your administrator password is still missing in action, see Resetting the Administrator Password to learn how to reset it. Consider storing your company file in a folder with the rest of your company data so that it gets backed up along with everything else....