4K compatibility - 4KProjectorGuide

Troubleshooting

Projector Won’t Display 4K: Troubleshooting Resolution Downscaling

Troubleshooting why your projector won’t display 4K may involve checking cables, settings, and compatibility—here’s how to resolve resolution downscaling issues.

4KProjectorGuide Team
January 7, 2026

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Projection Basics

Projector Audio Basics: Built-in Speakers and External Options

Optimize your projector's sound with built-in speakers or external options—discover how…

4KProjectorGuide Team
January 15, 2026

Troubleshooting

How to Replace a Damaged Lens Cap or Cover

Theoretically, replacing a damaged lens cap is simple, but essential steps ensure your…

4KProjectorGuide Team
January 15, 2026

Audio & Integration

Setup Safety: Power Protection for Projectors and AV Equipment

Setup safety is essential for protecting your projectors and AV gear; discover key tips…

4KProjectorGuide Team
January 15, 2026

Throw & Placement

Ceiling Mount Vs Wall Mount: Alternative Projector Mounting Methods

Keen to explore innovative projector mounting options beyond ceiling and wall mounts?…

4KProjectorGuide Team
January 14, 2026