If you have your Repair Order Number or Service Order Number, you can check the status at:
https://www.microcenter.com/site/service/repair-order.aspx
Your Repair/Service Order Number should be located in your repair reservation email or on the top of your repair order check-in form.
Your service technician will also reach out to you occasionally with updates on the repair, or if they need any additional information to proceed.
Example of the repair order status page: