The Microsoft Edge browser is the default app for PDF files on Windows PCs. However, you can easily change your default PDF viewer to Adobe’s Acrobat Reader DC for files saved to your Windows PC.

To change the default PDF viewer in Windows 10 , you'll need to head to the Control Panel, which is where most system-wide settings are stored.

Learn how to change default app settings and fix file format problems on your Android device. Streamline your experience and avoid issues.

If you have Adobe Acrobat Reader DC or another PDF reader software installed, but PDFs are still opening in Chrome, it’s likely because the Chrome PDF viewer is set as the default program.

If you don't use apps like Safari or Apple Mail, your experience on a Mac will quickly become annoying. Here's how to change your default apps on macOS.