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Use this page to interpret the states and limits around the source library. For the import procedure, see Import your sources.

Upload queue states

The tray at the bottom of the screen tracks uploaded documents through four states: A BibTeX or RIS record is usable immediately because it has no uploaded document to process. An uploaded document joins the library after processing finishes.

Recover a failed document

The common causes are a scanned PDF without a text layer, an unusual internal document structure, or a file whose contents do not match its extension.
  1. Confirm that the file opens normally on your computer.
  2. If it is scanned, create a searchable PDF with optical character recognition and upload that copy.
  3. Try the upload again.
  4. If it still fails, add the bibliographic record manually and attach the document later from the source page.
For a persistent failure, contact support with the file type, approximate size, visible error, and processing time. Do not send confidential research files by email.

Report incorrect extraction

If processing completes but produces a wrong title, mangled authors, or another extraction error, correct the record and select the red flag on the source. Those reports are reviewed and used to improve extraction. Existing titles, keywords, and design selections and descriptions on sources carried over from the earlier version of Quester are protected from automatic replacement. Reprocessing is not a substitute for correcting those fields yourself on the source record.

Reading statuses

Reading status is set by you and is separate from upload processing: You can change the status from the source list or the source’s own page.

Source limits

The free Explorer plan holds thirty sources. The meter above the library shows current usage, and an import that would exceed the limit tells you before saving and offers to import the first number that fit. Paid plans have no source cap. See Workspace settings for the other plan and seat differences.

Export behaviour

Export references downloads the library in standard reference formats. A library imported from Zotero can therefore return to Zotero, and exporting remains available if a paid subscription lapses. Next: Build your source library or read one source.
Last modified on September 6, 2026