How-To Guides

Convert BMP to PDF for free with our simple online tool. No installs, no sign-ups—just upload your bitmap image and download a clean PDF in seconds.

Free online tool to convert BMP to JPG without affecting the image quality, via a simple drag and drop, without watermarks.

Learn how to open PDF in Chrome quickly and reliably, change your default viewer, and fix common issues that stop PDFs from opening in your browser.

Convert XLS to XLSX format online in a few clicks. Keep your Excel data, formulas, and formatting intact with our secure browser-based converter.

Flatten your PDF in one click with Smalldf. No registration or installation is needed to access our free online PDF tools.

Use our free online tool to convert different file types to PDF format, including Word, Excel, PPT, and images. No sign-up is required.

Convert PPT to PPTX format in seconds with Smallpdf. Keep every slide, layout, and animation intact while you update to the modern format.

Learn how to verify a digital signature using free PDF readers, to make sure your signed documents are 100% authentic.

Save PDF as JPEG files for free in three quick steps. Available online or offline, with no registration, installation, or download needed.

Convert JPG images to PDF with Smallpdf’s fast, secure, and free online tool. Upload images, set the layout, and save a high-quality PDF instantly.

You can validate any digital signature using ordinary PDF readers. This article will show you how.

Get the best PDF reader for Windows 10 for free. It also comes with tools to convert, compress, and modify PDFs.

Save PDF to JPG for free on your Windows 10 computer, online or offline. No sign-up is required to use our online image converter.

A simple, easy, and free online tool that lets you pull out a single page from any PDF and save it instantly as a clean, separate file.

Convert PDF text to Word quickly and accurately with Smallpdf. Keep your layout, fonts, and images exactly as they appear in the original.

Save your PowerPoint presentation as a polished, share-ready PDF—complete with clickable links. All with a free online tool, and no sign-up required.

Rotate any PDF page quickly or extract a single image to flip in your device’s editor and place back into the file—simple, fast, and no registration.

Convert PDFs into clean, high-quality JPG images. It’s fast, secure, and easy to use on any device. No sign-up required.

The most popular online tool to compress PDF files into an email-ready size. Free to use without the need to register an account or email address.

Convert any JPG to a PDF on your Android device using our free online tool. It’s fast, simple, and you don’t need to download an app.

Learn how to print your Excel spreadsheet to PDF or paper with simple steps that keep your layout, tables, and charts looking exactly right.

A free-to-use online PDF writer to save files to and from PDF format. Free to use; no registration is needed to convert and download files.

Reduce the size of your PDF offline while maintaining its original quality and formatting. Free to download and use.

Can you edit a secured PDF? Yes—and in this article, we’ll explain how to remove security from a PDF so you can edit it.