QuickBooks Error Code 5502 is a general connectivity error that occurs when QuickBooks is unable to connect to the internet. A variety of factors, including a slow or unreliable internet connection, firewall or antivirus settings, and proxy server settings, can cause this error code. To fix this error, try the following: 

1. Check your internet connection and ensure it is reliable and fast. 

2. Temporarily disable any Firewall or Antivirus software that may be blocking the connection. 

3. If you are using a proxy server, make sure the settings are correct. 

4. Uninstall and then Reinstall QuickBooks. 

For complete solutions, read the full article on how to resolve QuickBooks Error Code 5502. Else, contact QuickBooks support at (855)-738-0359 for assistance.

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