: Ensure your computer's system date is set correctly, as the software uses it to track license validity. Troubleshooting & Maintenance Invalid Code Errors
; an invoice will be sent, and the code will follow after payment confirmation. Authorization Process Access the Dialog Mitcalc Authorization Code
: The authorization dialog will automatically appear 30 days before your current license expires to remind you to renew. : For technical issues, contact support@mitcalc.com : Ensure your computer's system date is set