Hello Christian
Thank you for reaching out, I'm so sorry to hear that you're unable to open a support request about your issue with Copilot. If possible, could you please explain the issue that you're currently facing so I can provide some basic troubleshooting step first?
In case you still want to open a new support request, please follow:
- Go to Contact Us - Microsoft Support . Please access the website via your web browser, if it fails, please try with a private/incognito window or with another device
- Select Copilot
- Click Get Home Support
- Type a brief description of your issue in the search box.
- Click Get Help and select Contact Support below.
- Go to the Products and services tab and choose the appropriate product.
- On the Category tab, choose the appropriate category or an alternative option.
- Go to Confirm. Look for and select "Chat with a support agent in your web browser" (during business hours) if available. Explain your situation clearly.
The methods apply for a personal account/personal subscription, if you are using a work/school account, please do let me know.