Having trouble installing your
LabelWriter® 450 or 450 Turbo
Some LabelWriter printers manufactured after April 1, 2014 will not properly install on Windows® 7 PCs when attached to a USB 3.0 port. DYMO has developed an update that will fix this problem on these printers.
How do I know if my LabelWriter 450 / 450 Turbo could be affected?
Use the chart below to find your region. If the serial number on your product is BETWEEN the numbers listed you have an affected product: