upload_file
将PDF文件拖放到此处
或点击选择
常见问题
What is PDF/A and why do I need it?expand_more
PDF/A is an ISO standard for long-term archival. It ensures your document can be reliably reproduced years from now, independent of software changes.
How does the conversion work?expand_more
The tool embeds all fonts, removes external dependencies, and adjusts the file metadata to meet PDF/A compliance requirements.
Which PDF/A version is produced?expand_more
The tool generates PDF/A-2b, which is widely accepted by government agencies, courts, and archival institutions.
Will the visual appearance change?expand_more
The document should look identical. The changes are all under the hood to ensure long-term readability.