A Course of Action to Resolve QuickBooks Error C=43 While accessing the company file, you may encounter QuickBooks error C=43 . It can disrupt the overall performance of your business. If we talk about the reasons causing it, then the damaged data files, Windows registry, and improper Windows Firewall settings are some common causes. It further takes place when you try to print the 1099 and W-2 forms. To get this fixed, take a long jump into the guide and read all the solutions carefully. In case you don’t want to risk your company's file data by solving it alone, give a call to 1.855.888.3080 and ask an expert for help. Understanding the Root Cause Behind QuickBooks Error C=43 Here are the factors that might be triggering QB error C=43. Let me take you through each of them: It primarily occurs due to the internet connection. You can get into this issue if the data files are damaged. This mainly occurs when you try to print 1099 and W-2 forms. You can get stuck with this issue due to improper Windows firewall settings. It can take place due to a damaged Windows registry. Proven Methods to Eliminate the QuickBooks Error C=43 Look at the solutions that can be implemented in order to eliminate QuickBooks error code C 43. Have a walk through each step: Way 1: Disable the antivirus program temporarily Go to the Start menu. Search for Settings and open it. Click on Update and Security. Choose the Windows Security option. Tap on the virus and Threat Protection option. Choose Manage Settings. Toggle the Real-time Protection to off. Now, try to access the application one more time and see if the error still persists. Way 2: Install a digital signature certificate Open the computer and move to the C Drive. Follow the given path: Program Files\Intuit\QuickBooks Now, search for the QBW32.exe file. Right-click on the file and choose Properties. Choose Digital Signature. At this time, verify that the Intuit option is chosen in the signature list. Click on Details. Move to the Digital Signature Certificate window. Choose View Certificate, and you can see the Certificate window. Choose Install Certificate. Tap Next and then click on Finish. Way 3: Use the Rebuilding Tool Head to the File menu and then click on Utilities. Choose Verify Data. After clicking on verify data, you may receive one of the following prompts: QuickBooks detected no problems with your data - This message indicates that there are no issues with your company file data. If you see a message that says Your data lost integrity, it means that you need to rebuild your data. In case you receive an error message at this time, you will have to connect with a QB expert. Go to the File menu. Choose Utilities. Click on Rebuild Data. Choose Yes if you are asked to create a backup of the company file. Select a location to save the backup file. Click OK to save it. When it is done, click OK when you see the Rebuild has completed message. Parting Thoughts We hope that you have understood the reasons that might be responsible for causing QuickBooks error C=43 . For instance, an internet connection issue, improper Windows firewall settings, a damaged Windows registry, and many more. With this, the blog suggests some practical ways to get out of the problem. For more information, give a call to 1.855.888.3080 and connect with a QB expert.