A: Your receipt paper size is wrong. Go to Printer preferences → Advanced → Paper size → Set to 80mm x 297mm (or Roll paper 80mm ).
If you are still stuck, leave a comment below with your (run winver ) and the connection type – our community will help you troubleshoot further. Disclaimer: TYSSO is a trademark of its respective owner. This guide is for informational purposes. Always verify driver integrity with SHA-256 checksums before installation. tysso prp-300 driver download windows 10
A: Microsoft revoked some SHA-1 signed drivers. Use the Seagull Scientific alternative (Option 2 in Section 7). Final Thoughts Getting the TYSSO PRP-300 driver for Windows 10 can be frustrating due to legacy driver signing issues, but it is absolutely solvable. Follow the manual .INF installation method if the automated setup fails, and always disable driver signature enforcement as your last resort. For business continuity, consider switching to a generic ESC/POS driver or using a print server to bypass Windows 10’s strict driver policies. A: Your receipt paper size is wrong
A: This happens with old 2-disk floppy packages. Download the unified driver from Xprinter’s site (single .exe). Disclaimer: TYSSO is a trademark of its respective owner