text editor installation

Sublime Text: Installation, Configuration, Usage and Useful Shortcuts

Explaining Sublime Text 3's initial configuration method and a list of useful shortcut keys. Provides tips for efficient use from beginners to intermediate users.

Shou Arisaka
2 min read
Oct 16, 2025

Sublime Text is used by many developers as a lightweight and highly functional text editor. This article introduces Sublime Text 3โ€™s initial configuration method and useful shortcut keys for daily use.

Configuration to Change Character Code and Line Ending Code

By default, you canโ€™t change the character code, but you can display it by changing the configuration.

Open the configuration file and add the following content to the user tab.

// Display file encoding in status bar
"show_encoding": true,

// Display line endings in status bar
"show_line_endings": true,

This will add character code settings to the bottom right of the main screen.

Optional Configuration

Below are examples of particularly useful configuration items.

Highlight Unsaved Tabs

Configuration to display unsaved files clearly in tabs.

// Display unsaved tabs in orange
"highlight_modified_tabs": true,

Useful Shortcut Keys

A list of shortcut keys for daily use.

Multi-select

You can select multiple identical strings simultaneously and edit them all at once.

How to use:

  1. Select the string you want to edit
  2. Press Ctrl + D

Example: Change all โ€œhogeโ€ in the same file to โ€œfugaโ€.

Rectangle Selection

Useful when selecting specific parts of text across multiple lines. For example, when you want to insert โ€#โ€ at the beginning of multiple lines to comment them out.

Ctrl + Alt + โ†‘ or โ†“

Insert Characters Before and After Words

A function to automatically insert characters before and after selected words. For example, if you select hoge and input ", it becomes "hoge".

Split Screen

You can split the screen to increase work efficiency.

Alt + Shift + 2, 3, 4

Quickly Access Target IDs and Files

You can quickly access specified IDs and files.

Ctrl + R

Open Command Palette

You can open the command palette and search for available commands.

Ctrl + Shift + P

Shortcut Key List

For more shortcut keys, please refer to the official key list below.

Official Shortcut Key List

Reference Sites

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Shou Arisaka Oct 16, 2025

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