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Document Scan

Guide to using the document scan feature.

Overview

The document scan feature lets you cleanly scan documents, receipts, business cards, and more. It includes automatic edge detection and perspective correction.

Scannable Items

Item Examples
Documents A4 documents, contracts, reports
Receipts Purchase receipts, invoices
Business cards Business cards
Notes Post-its, handwritten notes
Whiteboards Meeting content, diagrams

How to Use

Step 1: Enter Document Scan Mode

  1. Open the camera screen
  2. Tap the Document scan icon () on the side
  3. Document scan mode is activated

Document Scan Mode

Step 2: Position the Document

  1. Place the document to scan on a flat surface
  2. Position so the entire document is visible on screen
  3. Camera automatically detects document edges

For Optimal Scanning

  • Greater color contrast between document and background is better
  • Dark document on light background, or vice versa
  • Adjust lighting to prevent shadows

Step 3: Confirm Auto-Detection

  • Document edges are shown with a blue border
  • Check if the border matches the document exactly
  • Manual adjustment is available if not matching

Auto Detection

Step 4: Capture

Tap the Shutter button to scan.

Step 5: Edge Adjustment (Optional)

After capture, you can manually adjust the edges:

  1. Drag the circular handles at corners to adjust
  2. Align precisely with document edges
  3. Tap the Confirm button

Edge Adjustment

Step 6: Image Enhancement

Apply enhancement options to the scanned image:

Image Enhancement

Option Effect
Original No enhancement, as-is
Auto Automatic brightness/contrast adjustment
Document Optimized for black & white documents
Color Optimized for color documents

Step 7: Save

Tap the Save button to save to gallery.

Multi-Page Scanning

To scan multiple pages consecutively:

  1. After scanning first page, tap Add scan button
  2. Scan the next page
  3. After all pages are scanned, tap Done button

Multi-Page

Multi-Page

Multiple pages are saved as a bundle for convenient management.

Scanning Tips

For Best Results

Document Scanning Tips

Lighting

  • Scan under uniform lighting
  • Avoid creating shadows
  • Natural light or indirect lighting works well

Positioning

  • Lay document flat
  • Smooth out wrinkles or folds
  • Place on contrasting background

Capturing

  • Keep device parallel to document
  • Hold steady without shaking
  • Ensure entire document is in frame

Using Scan Results

Scanned documents can be used as follows:

  • Gallery save: Save as image for storage
  • Add tags: Assign tags for classification
  • Cloud backup: Automatic sync
  • Share: Send via email, messenger, etc.
  • Export: Export as PDF, etc.

Troubleshooting

If edges are not detected

  1. Make lighting brighter
  2. Increase contrast with background (use different colored background)
  3. Manually specify edges

If scan result is blurry

  1. Make lighting brighter
  2. Hold device steadily
  3. Check if focus is achieved

If perspective is not corrected

  1. Confirm edges are accurately detected
  2. Manually adjust corners if needed