I need to reinstall Windows 10 which will clear all installed applications. I thus need to deactivate my Studio license but it just wouldn't work. I get the same error message after several attempts.

I need to reinstall Windows 10 which will clear all installed applications. I thus need to deactivate my Studio license but it just wouldn't work. I get the same error message after several attempts.

Anne-Hélène Bernard 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 : 00731688 .