Once you’re ready to import your chart of accounts, check out this link for the complete guidelines: Import your chart of accounts to QuickBooks Online. Let me also share this resource that you can read for future reference in reconciling your accounts effecti...
You can reference this article for the detailed steps: Format CSV files in Excel to get bank transactions into QuickBooks. This covers the details to fine tune the formatting. Furthermore, these articles that I share may be a great guide moving forward, especially when you find duplicate transa...