PT-80 FAQs & Troubleshooting PT-80 Not your product? Sort by Updated Date Popularity 5 Results 1. 05/26/2020 How do I type an uppercase letter? 2. 03/26/2020 How do I print vertically? 3. 12/18/2019 How do I change the length of the label? 4. 11/29/2017 How do I print multiple lines and how many lines can I print? 5. 10/27/2014 How do I change the size of the characters? Printing FAQs & Troubleshooting