Check Oki PT330 driver – ignore "Downloadtrmds 5" (likely typo or junk text). Search Oki support site directly for PT330 driver. Download latest version for my OS.
: Supports both 80mm and 58mm paper widths and multiple barcode types, including QR codes. Oki Pt 330 Driver Downloadtrmds 5
If TRMDS 5 only sends raw text, you can bypass OPOS entirely: Check Oki PT330 driver – ignore "Downloadtrmds 5"
Given Oki’s divestiture of printer assets, the most reliable source is or PosGuys.com legacy drivers . Search: Oki Pt 330 Driver Downloadtrmds 5
Once you have downloaded the installer, follow these steps for a standard USB installation: