Hi ChristianZB,
Welcome to Microsoft Community.
Such phenomenon can be related to a number of factors, such as interference from third-party services, account Profile anomalies, or anomalies in the system's components.
The first point you mentioned related to Virtual Keyboard suggests the latter two possibilities.
Would you mind sharing more information about this issue with us?
- Would you mind sharing steps or articles that you have already read and tried on the web? This helps us to avoid providing duplicate information.
- For example, is Safe Mode, Clean Boot, New Local Account on the list of things you've already tried? Start your PC in safe mode in Windows - Microsoft Support Create a local user or administrator account in Windows - Microsoft Support
If I misunderstand your situation, feel free to correct me and share the information.
Best Regards,
Kyo - MSFT | Microsoft Community Technical Support