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How to Change Which Program Opens a File Type

Choose the default application for PDFs, photos, documents, and other file types.

Quick Answer

Right-click a file → Open with → Choose another app, select the application, and set it as the default when offered.

Step by Step

  1. Open File Explorer or the relevant Windows storage/cloud settings.
  2. Right-click a file → Open with → Choose another app, select the application, and set it as the default when offered.
  3. Verify the file location and result before deleting an original or emptying Recycle Bin.
  4. Keep a separate backup of important files, especially before reorganizing or freeing substantial storage.

If That Doesn't Work

  • Cloud-synchronized folders can behave differently from ordinary local folders; confirm synchronization status before deleting files.
  • Avoid deleting unfamiliar Windows or application files simply because they are large.