Your account has lost its admin privileges. See the accepted answer in the following thread to fix the issue.
Administrator Access Disabled? - Microsoft Community: https://answers.microsoft.com/en-us/windows/forum/windows_11-wintop_account/administrator-access-disabled/6f921651-ab78-4804-a5bb-6a50dc228e97?messageId=72c451b0-2e11-4e04-8947-b5adc757db0f