Security Software & Warnings

• Before downloading, make sure any third-party security software is up to date.
• Medlin is safe and secure with no links to ad generating software.
• If the setup says Medlin is open but you do not see it in your task bar, your security software is keeping a Medlin file locked. Temporarily turn off your security software or reboot your computer, then download and install again.
• Security warnings are typically caused by outdated antivirus software or a false positive.
• You can find help here.

After Installation

• If you do not see your existing data, search for your data files.
• Medlin Software uses the PDF file format for Print Preview. We use and recommend Foxit PDF Reader.

Registration & Licensing

• Registration key not working? Steps to enter your license information correctly
• Need a copy of your registration key? Request a copy of your license information
• Payroll Editions: There is one download for Payroll Software by Medlin. After installation, your license determines which features you can use.

Switching Computers

• Step-by-step instructions for moving to a new computer

System Requirements

• Medlin Software is designed for current versions of the Windows desktop operating system.
• We do not design, test, or support installation on any operating system other than current versions of desktop Windows.
• Some customers use Medlin on Apple machines with emulation software. We do not assist with or test this usage.

Installation Errors

• Suggestions for resolving installation error messages
• App Store error? Open the Windows Settings app, go to Home > Apps, and change ‘Choose Where to Get Apps’ to ‘Anywhere’.