Did you encounter a 1330 error when working on QuickBooks? QuickBooks error 1330 is a point of sale error that may be connected with an invalid data signature. You may encounter additional issues when attempting to reinstall QuickBooks POS version 7 on Windows XP. Resolving this issue as soon as possible is important, as it may result in unrecoverable data loss. This issue will appear with a warning stating “Error 1330 Invalid Digital Signature”. Getting rid of this error is simple and quick. All you need to do is take several measurements. Let us understand what is causing this problem and what steps can be taken to resolve it.
What Leads to QuickBooks Error 1330?
Several factors can cause QuickBooks error 1330. Let us consider each of the reasons individually:
- One of the main reasons can be incorrect date and time settings in the system.
- Another reason is that in case the software installation process is corrupted by the system firewall.
- In case the company file that you are using gets corrupted.
- If the security software is disrupting the installation you can come across similar issues.
- In case the QuickBooks software installation is not appropriate
What are the Methods to Resolve QuickBooks Point of Sale Error 1330?
There are two options for resolving QuickBooks POS error 1330. Let’s go through each method one by one:
Method 1: Uninstall POS
- To begin debugging, you need to simply uninstall QuickBooks POS.

- Ensure that you save all of your QuickBooks data on the system.
- You now need to close all programs.
- Also, use Windows + R to open the run command in the bottom left of the desktop.

- The user now needs to look for the control panel.
- Furthermore, choose the same and then select QB POS.
- The next step is to click on Change or Remove.
- Then you have to click on OK tab.
- Moving on, rename the C drive.
- Also, rename QBPOSDBSrv from C:\documents and settings.
- After that, clean login for the QBPOSDBrv user.
- Then, hit Windows + R to open Run.
- Enter UAC and click OK to open.
- Select user accounts and then the user tab.

- Then you have to click on QBPOSDBSrv user and then you have to click on the remove the account.
- Lastly, to save the changes you have to reboot the system and then you have to reinstall QB POS
Method 2: Run system As Admin
- Begin by opening QuickBooks and logging in as system admin.

- Now, download all available point of sale updates from the system.
- Ensure no other apps are running.
- After that, open Task Manager and pick the processes tab.
- Qbpos.exe
- QBPOSShell.exe
- QBPOSDBService.exe

- Highlight all.exe files and choose the End All option.

- You must immediately close all active POS services. QBPOS Database Manager vxx
- Find msc files, then go to the services pane, and find QBPOS database management vXX.
- Now, close the pos and service windows
- Remove all data linked to the product update folder.
- You need to move to the Windows Start tab.
- Open the Windows Explorer window.
- Click on “Show as Hidden Windows Folders.”
- Also look for the location: C:\Documents and Settings\All Users\ Application Data\Intuit\ QuickBooks POS xx \ Update
- Now, go to the file menu.
- Go to the delete tab.
- After that, click the Alt + F4 keys or manually close the Windows Explorer.
- The final step is to update QuickBooks Point of Sale, and you are done.
Also Read: How to Fix QuickBooks Error 1935?
Conclusion!
QuickBooks Error 1330 is a common installation error that occurs when there is an issue with the software’s digital signature or when the system fails to verify the data. It is typically seen during installation or update attempts. By the end of this segment, we believe you will be able to effectively resolve QuickBooks error 1330. If you fail to do so, please contact our technical support team and your questions will be answered right away. We are surrounded by a team of qualified specialists who work around the clock to provide the finest possible support.
Frequently Asked Questions (FAQs):
Q1. What is QuickBooks Error 1330?
Ans. QuickBooks Error 1330 occurs during the installation or update of QuickBooks and is caused by an invalid data signature or when the system cannot verify digital certificates.
Q2. What causes QuickBooks Error 1330?
Ans. The error can be caused by:
- Insufficient disk space.
- Issues with the system’s date and time settings.
- Corrupt installation files.
- Problems with digital signatures and certificates.
Q3. How can I fix QuickBooks Error 1330?
Ans. You can fix Error 1330 by:
- Running QuickBooks as an administrator.
- Freeing up disk space.
- Using the QuickBooks Install Diagnostic Tool.
- Checking and correcting system settings, such as date and time.
- Reinstalling QuickBooks if necessary.
Q4. Do I need to reinstall QuickBooks to resolve Error 1330?
Ans. Reinstalling QuickBooks is not always necessary but can be an effective solution if other troubleshooting steps fail. A clean installation ensures that corrupt or missing files are restored.
Q5. Can the QuickBooks Install Diagnostic Tool fix Error 1330?
Ans. Yes, the QuickBooks Install Diagnostic Tool can often fix installation issues by diagnosing and repairing components that might be causing the error.
Q6. Does QuickBooks Error 1330 affect my data?
Ans. No, Error 1330 generally does not affect your company data. It is an installation or update issue, so your company files remain unaffected unless the installation is incomplete.