Fix the damaged company file with the QuickBooks File Doctor Tool, following are the steps: First and foremost, open QuickBooks Tool Hub. Also, click the Company File Issues tab. Then, at that point, pick the QuickBooks File Doctor Tool. By utilizing the dropdown, pick your damaged company file. Afterward, click on the Check My File choice and afterward hit the Continue choice. Presently, the File Doctor will run a scan to fix the file. Open the QuickBooks when the company file is fixed.