There are 4 different types of cases you can convert the text in Sublime Text Editor 3,
Upper Case Conversion:
- Be on the tab you want to do upper case conversion.
- Select the text you want to convert (if you want to do it for the entire file, you can use Ctrl + A on Windows, or Command + A if using macOS to select all text)
- Now go Menu: Edit → Convert Case → Upper Case.
- Your selected text will get converted in upper case.
Before: This sample TEXT needs to be converted into upper case
After : THIS SAMPLE TEXT NEEDS TO BE CONVERTED INTO UPPER CASE
⛏️ You can also use keyboard shortcut: Ctrl+K, Ctrl+U on Windows OS (Command ⌘ + K followed by Command ⌘ + U on macOS) for upper case conversion
Lower Case Conversion:
- Select the text in the tab/file you want to convert to Lower case.
- Goto Menu: Edit → Convert Case → Lower Case.
- Your selected text will get converted in lower case.
Before: This sample TEXT needs to be converted into LOWER case
After : this sample text needs to be converted into lower case
⛏️ You can also use keyboard shortcut: Ctrl+K, Ctrl+L on Windows OS (Command ⌘ + K followed by Command ⌘ + L on macOS) for lower case conversion
Title Case Conversion:
- Select the text in the tab/file you want to convert to Title case.
- Goto Menu: Edit → Convert Case → Title Case.
- Your selected text will get converted in title case.
Before: This sample TEXT needs to be converted into Title case
After : This Sample Text Needs To Be Converted Into Title Case
Swap Case Conversion:
- Select the text in the tab/file you want to convert to Swap case.
- Goto Menu: Edit → Convert Case → Swap Case.
- Your selected text will get converted in swap case.
Before: This sample TEXT needs to be converted into SWAP case
After : tHIS SAMPLE text NEEDS TO BE CONVERTED INTO swap CASE
Have prepared a GIF Image to demonstrate to Upper and to Lower cases using Keyboard shortcuts.

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