Should all bank transactions upload?

Yes, @laura-tdwell-com! I'll surely help upload your transactions.

You can manually update your bank account to download all your online transactions. This way, it'll initiate the integrated connection between your bank and QuickBooks to upload the remaining bank transactions in question. I'll show you how.

1. Go to Transactions.
2. Select Banking.
3. Click Update.

I'm adding this article to learn more about what you can do next if manually updating your bank didn't make any changes: What to do if you can’t Find Downloaded Transactions in QuickBooks Online?

You may also read this reference for the steps that'll help you fix any specific error messages related to your downloaded bank transactions: What to do if you Get a Bank Error or Can't Download Transactions in QuickBooks Online?

If you got questions other than working with your bank account and online transactions, please let me know in the comments below. I'll surely be here ready to assist you. Take care and stay safe!