QuickBooks Error H202 signals that your workstation cannot reach the server to open a company file in multi-user mode. The firewall may be blocking data exchange, database services may not be running, or DNS may be incorrectly mapped. While QuickBooks offers tools to resolve the issue, the fixes can take time. Typical steps include configuring firewall settings, verifying hosting configuration, and ensuring network stability. If repeated attempts to troubleshoot do not work, call +1-866-408-0444 for advanced H202 error resolution.

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