I have just upgraded to Windows 11 and now, when I try to start Studio, I get an error message that my licence has expired - it clearly hasn't.
How can I get Studio to realise that my licence has not in fact expired?

I have just upgraded to Windows 11 and now, when I try to start Studio, I get an error message that my licence has expired - it clearly hasn't.
How can I get Studio to realise that my licence has not in fact expired?
We will be pleased to help you with this problem so have logged a support case on your behalf. We do prioritise customers who have a support contract so please keep in mind it could take up to 48 hours, especially over a weekend, but rest assured we will contact you as soon as we can. You will be contacted at the email address used for this Community. Support Case Id : CS0019206.
We will be pleased to help you with this problem so have logged a support case on your behalf. We do prioritise customers who have a support contract so please keep in mind it could take up to 48 hours, especially over a weekend, but rest assured we will contact you as soon as we can. You will be contacted at the email address used for this Community. Support Case Id : CS0019206.