Fixing Connection to the QuickBooks Company File is Lost To ensure speed and efficiency in fulfilling different projects, the QuickBooks company file is saved on a server computer and accessed through numerous workstations connected to the network. However, occasionally, different error messages, such as a connection to the QuickBooks company file is lost, can cause access to the QB business file on the server to be blocked. This tiresome error message pops up when the user can't access the company file on the server. It indicates there are network issues preventing access to the company file from other computers. You'll find here detailed fixes to fully remove this really bothersome error message linked with the company file. If you need a QuickBooks expert or team to help you resolve this error, we're here to assist. Give us a call at a toll-free number 1.855.856.0042, and our QuickBooks Enterprise support team will be ready to help. Reasons Behind the QuickBooks Company File Issues Users might encounter issues when working with company files for the following reasons: • The company files are located on a different system or a portable drive • Firewall settings block the connection to the storage device where company files are stored. • Power management settings on the server are causing interruptions, leading to the QuickBooks connection has been lost windows 10 error. • Methods to Resolve the QuickBooks Company File Issues • To resolve this issue, follow the steps in the specified order. Methods 1: Reconnecting to QuickBooks Company File •Check the physical connection of the storage device to ensure it is properly connected. •Restart the computer and the storage device to reset the connection. •If using a portable drive, try connecting it to a different USB port. •Ensure that the storage device is powered on and functioning correctly. •If the issue persists, consider transferring the company files to a more stable storage solution. Methods 2: Disable the firewall To disable the firewall, take the actions listed below: •To access the Start Menu, use the window button. •Access the Firewall's settings. •In the Firewall settings, choose Advanced Settings. •To edit the Inbound Rule, right-click on it under Advanced Settings. •Visit the New Rule. •Choose the TCP option. •Choose the particular local port in the port. Methods 3: Turn off the server's power management settings Consider disabling the Power Management Settings on the server. To do this, follow these steps: • On the machine where the corporate file is kept, navigate to the Windows Control Panel and select the Power Management Settings. • Hit the Windows key. • In the search results, type Power Options and choose it. • Turn off the host computer's sleep, standby, or hibernation modes. In this post, we've aimed to address all aspects of the QuickBooks connection to the QuickBooks company file is lost error. Implementing any of the methods we've discussed above can greatly help resolve this frustrating error. However, if any information was missed or if any of your questions remain unanswered, feel free to contact our accounting professionals through our 1.855.856.0042. Our QuickBooks error support team is available 24/7 to answer all your queries.