UOS editions?
Follow supported versions on the official download page.
Silent printing on UnionTech UOS
Deploy the deb client on UOS for dialog-free printHtml—same npm code as Windows HQ. Adds procurement evaluation and mixed-fleet milestones. See Linux deployment.
Relation to generic Linux deploy
| Edition | Platform | Print backend | Installer |
|---|---|---|---|
| Windows | Windows 10/11 | Built-in silent print engine | .exe |
| Linux | x64 / arm64 | System print service | .deb / .rpm |
| macOS | macOS 11+ | CUPS | .dmg |
Pick the UOS/architecture build from the download page.
Install steps (deb)
- Download UOS deb
- Install and start client
- npm install web-print-pdf
- PoC with printHtml
Troubleshooting
If connection fails:
- Verify client process and port
- Allow local WebSocket
- See error handling
Front-end integration
Same as Windows/macOS:
npm install web-print-pdfimport webPrintPdf from 'web-print-pdf';
await webPrintPdf.printHtml(
'<h1>Hello Windows</h1>',
{ paperFormat: 'A4', printBackground: true },
{ printerName: 'Default printer' }
);Shop floor UOS + HQ Windows can share one npm integration.
Deployment notes
- Mixed UOS + Windows is common in manufacturing.
- Keep HTML templates identical across OS.
- Lodop migration: guide.
Domestic OS procurement checklist
- Match UOS version & CPU arch on download page
- License per desktop
- Shared npm with Windows; identical HTML templates
- Local render—no business HTML cloud upload
- Acceptance: getConnectStatus + silent named output
Pre-go-live checklist
- Correct UOS version & CPU arch from download page
- Client tray/service running
- Intranet security allows local WebSocket
getConnectStatus()passes before rollout- Unified HTML templates in mixed Win + UOS fleets
How this page fits with related guides
- This page: UOS deb client
- Linux deployment: generic steps
- Kylin printing: same API, package may differ
- Receipts & labels: shop-floor tickets
FAQ
Same deb as Kylin?
Use OS-specific packages—same API; see Kylin guide.
Batch shipping labels?
Yes—remote push enqueues fixed-format JSON (no npm calls). See WMS remote print.
Embedded Electron browser?
Yes if local WebSocket is reachable.
Unify UOS shop floor with Windows office?
Same npm API—OS-specific client installers. Remote labels: WMS guide.
Client deployment by platform
The same web-print-pdf front-end runs on Windows, macOS, and Linux/domestic OS—install the matching client on each desktop.