Hi is it possible to import sales/purchases invoices via csv or excel file

Hey there, info1111.

Yes, it's possible to import sales or invoices via CSV file in QuickBooks Online. You can use the Import data feature to import your invoices. Let me help and show you how.

1. Click the Gear icon at the upper right corner and choose Import data.
2. Select Invoices.
3. Browse your CSV file and hit Next.

To know more what other format and information that can be imported in QuickBooks, you can go through this article: Common questions about importing data to QuickBooks Online.

Feel free to drop me a reply below if you have any other importing concerns. I'd be more than willing to lend you a hand.