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Upload documents to make them searchable in your knowledge base.

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Supported Formats

  • PDF - Most common
  • DOCX - Word documents
  • TXT - Plain text
  • Markdown - Formatted text
  • JSON - Structured data
  • XLSX - Spreadsheets
  • HTML - Web pages

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Upload Steps

1

Open Knowledge Base

Knowledge > Select knowledge base
2

Upload Documents

Click Upload Documents button
3

Select Files

  • Drag and drop, or
  • Click to browse
  • Select one or more files
4

Set Metadata (Optional)

  • Document title
  • Category/tags
  • Source URL
  • Date
5

Process

Click Upload
  • Documents chunked
  • Embedded
  • Indexed (takes minutes for large docs)
6

View Status

Track upload progress in Documents tab

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Document Processing

Each document:
  1. Parse - Extract text from format
  2. Chunk - Split into ~1KB sections
  3. Embed - Convert to vectors
  4. Index - Store in vector DB
  5. Ready - Available for search
Processing time:
  • Small docs: seconds
  • Large docs: minutes
  • Batch uploads: hours

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Chunking Strategy

Documents split intelligently:
  • Respect paragraph boundaries
  • Keep context together
  • Default: ~1KB per chunk
  • Overlap: 10% between chunks
Manual configuration available.

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Metadata

Optional info attached to documents: 
Title: "Product Guide"
Category: "Help"
Tags: ["documentation", "products"]
Source: "https://example.com/guide.pdf"
Date: "2025-03-20"
Used for:
  • Search filtering
  • Result ranking
  • Citation tracking

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Updating Documents

To update a document:
  1. Delete old version
  2. Upload new version
  3. New version indexed
Or:
  1. Upload new version
  2. Old version auto-deleted
  3. New version indexed

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Organizing Documents

Use metadata to organize:
MetadataPurpose
CategoryProduct, FAQ, Policy, etc.
TagsMultiple labels
SourceWhere doc came from
DateVersion date

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Search Filtering

Filter search results by metadata: 
Category: "FAQ"
Tags: "billing"
→ Only FAQ docs about billing

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Deleting Documents

Remove document from knowledge base:
  1. Documents tab
  2. Select document
  3. Click Delete
  4. Confirm
Document removed from search results immediately.

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Bulk Upload

Upload multiple documents:
  1. Create ZIP file with documents
  2. Upload ZIP
  3. Noorle extracts and processes all
Useful for migrating documentation.

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File Size Limits

  • Per file: 100MB
  • Per batch: 1GB
  • Total account: 500GB (limit)

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Processing Errors

Common errors and solutions:
ErrorSolution
Unsupported formatConvert to PDF first
Corrupted fileRe-download and try again
Encoding issueSave as UTF-8
Too largeSplit into multiple files
Password protectedRemove protection first
After upload, test search works:
  1. Click Test Search
  2. Enter query
  3. Verify documents appear
  4. Check relevance

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Next Steps