Thank you for reaching out to us, accounting-revol.
It could be that your bank is doing some maintenance on their server. If you're getting an error code, you can tell me what it is or search it in the Community to find the solution for it.
You can also follow the steps in this article: What to do if you get a bank error or can't download transactions in QuickBooks Online.
If you're still experiencing the same thing after doing the steps above, please contact our Support team to check this further.
Feel free to go back to this thread if you have other questions in mind.
