Attachments
Which special characters should I avoid in filenames when uploading to the web?
Avoid using special characters like &, %, #, ?, :, ;, / , \, ", ', <, >, *, |. They can break links or cause upload errors.
Safe characters to use:
Letters: A–Z (uppercase), a–z (lowercase)
Numbers: 0–9
Symbols: hyphen
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Tip
Replace spaces with hyphens for clean, web-safe filenames.
What file types can I upload?
You can upload the following supported file types:
PDF documents: .pdf
Images: .jpg, .jpeg, .png
Excel spreadsheets: .xls, .xlsx
Other file types like .docx, .txt, .zip, etc., are not supported. Always double-check your file extension before uploading.