How to Show Hidden Files on Mac (It’s Fast)

On Mac, Apple deliberately hides many files from users. Dot-files, system libraries, configuration files, and cache directories are all invisible in Finder by default to prevent accidental deletions that could crash your Mac environment. That’s fine for most people. But when you need to clear stubborn cache data, dig into the Library folder, modify application preferences, or troubleshoot software, you’ll hit a wall.

I’ve found four ways to show hidden files on a Mac, like a two-second keyboard shortcut to a Terminal command that makes them permanently visible. It’s easy to reveal this data once you know the exact native triggers in macOS.

What are Hidden Files and Why are they Invisible?

Mac’s hidden files fall into two categories. The first is the Unix convention: any file or folder whose name starts with a dot (.) is hidden automatically. The second is an macOS-specific attribute called the hidden flag. Apple uses this on certain system folders to keep them out of sight, even if their name doesn’t begin with a dot.

So why does Apple hide them? A few reasons:

• Protect system integrity. Files stored in /System, /usr, and /private directories are critical to the stability of macOS. If accidentally deleted or modified, it can seriously break things down on your computer.
• Reduce clutter. Files like .DS_Store or .localized are only for internal use, so displaying them in every Finder window would be noisy.
• Security. It’s a right idea to keep configuration files containing sensitive paths or identifiers away from casual browsing.

1. View Hidden Files on Mac via Finder

The easiest way to peek behind the curtain is to use this quick key combination. You do not need administrative privileges or advanced technical tools for it, and the process works across all modern macOS versions.

1. Open Finder and find the Macintosh HD folder under Locations, or go to the specific folder you want to inspect.
2. Press the keys Command + Shift+. (Period) at once.

All hidden files and folders will appear immediately as slightly transparent, grayed-out icons. You can interact with them exactly as you would with a normal file, like open, edit, or delete. Press the same keyboard shortcut to re-hide them.

Mac can revert these settings after you quit Finder, and the change might not apply to every window you open. So, use the Terminal command shown in the next section to make hidden files stay permanently visible.

2. Use Terminal to Show All Hidden Files

Terminal gives you direct control over Finder’s preferences. There’s a command that writes a setting to force Finder to always display hidden files even after a restart. People who work with dotfiles or configuration settings often prefer this method.

1. Press Command + Space, type “terminal”, and hit Enter to open it.
2. Copy and paste the following command and press Enter:

   defaults write com.apple.finder AppleShowAllFiles true

3. Now restart Finder with this line so the change takes effect: 

   killall Finder

Desktop background and Finder windows will briefly quit and reappear. When the interface reloads, every hidden system file on your Mac will be completely visible across all folders.

To reverse this setting and return your Apple notebook to its out-of-the-box factory state, open Terminal again and execute these two command lines in sequence to hide the files again:

defaults write com.apple.finder AppleShowAllFiles false
killall Finder

3. View Hidden Files in Library Folder

You usually don’t need to hunt through every hidden document or network file on your drive; you only want access to the user Library folder (~/Library). That’s where app preferences, game saves, and temporary caches are stored. Because of its importance, Apple separates the Library folder from global system files and completely masks it.

1. Switch to Finder.
2. Click Go in the top menu bar.
3. Press and hold the Option key.
4. The Library option will appear in the dropdown list between Home and Computer.
5. Click the Library to open it.

When you’re in and out of this folder frequently, remove the hidden flag with this Terminal command:

chflags nohidden ~/Library

The Library folder will now be visible in the home directory like any normal directory. To hide it again:

chflags hidden ~/Library

Go to a Specific Hidden Folder

Alternatively, you can use the “Go to Folder” tool to go directly to a hidden directory. Type in a path, Finder takes you there, and you never have to toggle main visibility settings at all.

1. In Finder, click the Go menu in the top bar.
2. Select Go to Folder… (or press Command+ Shift + G).
3. A dialog box will display. Type the path like: ~/.sshor/usr/local/binor~/Library.
4. Press Return or click Go.

4. Use Third-Party File Managers

Try a third-party file manager if the shortcut for hidden files feels clunky. Most of these apps show them automatically or let you flip a switch in the settings.

Ignore the extra software if you only check hidden files once in a while and use the Terminal or a keyboard shortcut. But if file management is part of your daily workflow, especially with servers, cloud sync, or development environments, a dedicated app is worth the money for the time it will save.

Common Hidden Files on Mac and What They Do

• 📄
  .DS_Store

  Desktop Services Store — stores folder view settings like icon positions and sort order. Finder creates one in nearly every folder you open.

  System

• ⚙️
  .zshrc / .bash_profile

  Shell configuration files. Store custom environment variables, Homebrew paths, and command aliases. Modifying these impacts how the Terminal session operates and executes commands.

  Config

• 🔐
  ~/.ssh/

  Your SSH key pairs for authenticating with remote servers, GitHub, and cloud providers. Keep this folder’s permissions locked tight; never share files from here.

  Security

• 📁
  ~/Library/

  The most important hidden folder for everyday users. Holds application support data, preferences, caches, and saved application states for every app on your computer.

  App Data

• 🔗
  /private/etc/hosts

  Controls local domain name resolution. Developers edit this to redirect domains during local development or to block certain sites at the network level.

  Network

• 🗂️
  /usr/local/

  Where Homebrew installs most command-line packages on Intel Macs. Contains bin/, lib/, and etc/ subdirectories for installed tools.

  Dev Tools

• 🧩
  ~/.gitconfig

  Global Git configuration, including name, email, default branch, editor preference, and any custom aliases. Available in the home directory and applies to every Git repo on your Mac.

  Git