Simply double-click your PDF file, or set PDFly as your default app via Settings > Apps > Default apps > Choose default apps by file type, then select PDFly for .pdf files.

Yes, open your PDF in PDFly, click the 'Annotate' toolbar, and select text, highlight, stamps, or freehand drawing tools to mark your document.

Go to 'Convert' > 'Word to PDF,' select your Word file, then click 'Convert' to generate a PDF version instantly.

Navigate to 'Merge PDF,' add your files, arrange pages via drag-and-drop, then click 'Merge' to combine them into a single PDF.

Open the PDF, go to 'Compress PDF,' choose your preferred compression level, and click 'Start' to reduce file size while preserving quality.

Yes, go to 'Protect PDF,' select your file, set a password, choose encryption options, and apply protection to secure your document.

Yes, use the 'Translate PDF' feature, select your target language, and PDFly will automatically detect the source language and translate your document.

The free version offers unlimited viewing and basic editing tools, while Pro provides advanced features like batch processing, AI summaries, translation, OCR, and unlimited access.

Open PDFly, go to Settings > Account > Subscription, and choose the Pro plan to purchase and activate your premium features.

Restart your computer, ensure your app is up to date, and contact support at [email protected] for further assistance.