If you are unable to register quicken on windows, you may receive a message “Quicken Cannot Complete the Registration Process”. Probably, the main problem is either internet connectivity or firewall setting. Follow these simple steps to troubleshoot the problem:
1. Go to the start button and select the Control Panel.
2. Now select Network and Internet then select Internet Options.
3. Click on Reset, choose the checkbox for Delete personal settings and then press Reset option. (Note: This option will delete all cookies and history.)
4. Press Apply then OK.
If these steps do not resolve the errors, even after following these steps you can call the Quicken technical support number and ask for additional technical support.