Hello usercomptabilite,
Welcome to the QuickBooks Community! This is a great place to ask questions and find resources to help you with navigating the program, so I'm excited to see that you've joined us here. I'd be happy to help you out with your question regarding taxes and highlight the ways you can reach support.
Feel free to elaborate further in a reply on this thread about your question with taxes in QuickBooks Online. The Community is a public forum, where you can get answers from QuickBooks Team members such as myself and other users like yourself who are working with the program. It's an awesome opportunity to brainstorm to get back to business as quickly as possible.
For instances where you'd like to discuss account details or if you'd prefer to speak one-on-one with a member of our team, you can use one of the following options to reach us beyond this forum.
Schedule a Callback or start a Chat: click (?)Help in the upper right > type and enter "Contact support" into the QB Assistant > click Contact Us > explain your situation > click Let's Talk > choose Get a callback or Start a Chat.
Social Media: Facebook, Twitter, and Instagram.
Support hours are from Monday to Friday between 9a.m. and 8 p.m. ET.
Feel free to choose whichever option you prefer. I'll keep an eye out for a response from you in case you'd like to ask your question here. Take care and enjoy your day!