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LWP at a glance
LWP
Convert to LWP when maintaining compatibility with Lotus-era document archives or when an inherited repository still depends on Word Pro files.
In most modern contexts the practical task is to open, preserve, or migrate LWP documents into DOCX, ODT, or PDF.
Use LWP only when the surrounding workflow truly still depends on it.
PNG at a glance
PNG
Convert to PNG when you need graphics with transparency, sharp edges, or precise color matching.
PNG is essential for UI design, icons, buttons, and interface elements.
Use PNG for screenshots, diagrams, and technical illustrations.
Convert to PNG for logos and brand graphics where you want to preserve crisp quality and transparency.
PNG is ideal for graphics that will be used at various sizes without quality loss.
Use PNG for images with text overlays where sharp edges are essential.
Convert to PNG when creating layered graphics that might need editing later.
Format comparison
| Feature | LWP | PNG |
|---|---|---|
| File type | Document | Image |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | depends | depends |
| File size characteristics | medium | medium |
| Compatibility | broad | broad |
| Editability | moderate | moderate |
| Created year | 1996 | 1996 |
| Inventor | Lotus Development Corporation / IBM | PNG Development Group |
| Status | active | active |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | strong | moderate |
| Metadata handling | moderate | moderate |
| Delivery profile | strong | strong |
| Workflow fit | exchange | delivery |
| Vector scaling | Not supported | Not supported |
When to use each format
When to use LWP
- authoring
- review and collaboration
- distribution
- Important in office-suite history.
When to use PNG
- capture ingest
- editing
- web or print delivery
- Lossless compression makes it reliable for exact visual reproduction.
FAQs
Why convert LWP to PNG?
Convert to PNG when you need graphics with transparency, sharp edges, or precise color matching.
PNG is essential for UI design, icons, buttons, and interface elements.
Use PNG for screenshots, diagrams, and technical illustrations.
Convert to PNG for logos and brand graphics where you want to preserve crisp quality and transparency.
PNG is ideal for graphics that will be used at various sizes without quality loss.
Use PNG for images with text overlays where sharp edges are essential.
Convert to PNG when creating layered graphics that might need editing later.
What changes when converting LWP to PNG?
This conversion changes how the format behaves in downstream tools and delivery environments.
Archival profile changes from strong in LWP to moderate in PNG. Workflow profile changes from exchange in LWP to delivery in PNG.
What should I review after converting LWP to PNG?
Check the exported file for File sizes can be much larger than modern lossy formats for photographic material.; It is not the best delivery format when bandwidth matters more than exact pixel fidelity..