Users can't access trial org
It may occur that users can’t verify the GoMeddo trial account that was generated via TrialForce. This will require a password reset, which can be requested from the Salesforce login page. This article explains how to do this.
Below are several issues that may arise and how to approach them.
Salesforce 'Reset Password' Link Is Expired
There may be situations where the password reset link shows up as being expired unexpectedly. The most likely solution is to copy paste the password reset link in the browser, instead of clicking on it. If that doesn’t help, this article explains other options.
Verify Account Link in New User Welcome Email is Redirected to Login Page
If new Salesforce users have email accounts hosted on Microsoft Office365 with Safe Links protection enabled, then the "Verify Account" URLs will be rewritten and not function properly. This article explains how to deal with this.