I'd be glad to help you track your personal money put into your company so it doesn't look like a sale in QuickBooks Online (QBO).
Yes, you can track it in QBO. If the personal funds you put into your business are used to pay bills or start the business, you can record it as a deposit and post it to an equity account. Refer to this article for more information on how to record capital investments to track money going into your business.