求助：将Visual Studio项目缩进从2空格恢复为4空格制表符

Hey Linda, let’s tackle this stubborn indentation issue—nothing’s more annoying than having formatting settings override what you need, especially when the usual tricks don’t work. Since you’ve already tried Ctrl+K, D and clearing ReSharper caches, let’s dive into the deeper settings that might be causing this:

• Check for a hidden project-level .editorconfig file
  Old projects sometimes get secret .editorconfig files added (by other contributors, often) that override global or ReSharper settings. Dig into your project root—if you spot one, open it and look for lines like:

  indent_size = 2
  indent_style = space
  

  Tweak those to your desired indent_size = 4 and indent_style = tab (or keep space if you prefer 4 spaces over tab characters). Save the file, then re-run Ctrl+K, D to reformat.

• Double-check Visual Studio’s native text editor settings
  ReSharper can defer to VS’s base settings in some edge cases. Head to Tools > Options > Text Editor > [Your Language, e.g., C#] > Tabs and verify:

  • Set "Indenting" to "Smart" or "Block"
  • Input 4 for both "Tab size" and "Indent size"
  • Uncheck "Insert spaces" if you want actual tab characters (leave it checked if you prefer 4-space indentation instead of tabs)

• Inspect ReSharper’s project-specific formatting overrides
  Even if your global ReSharper settings look correct, the project might have its own custom rules. Open ReSharper’s options via Extensions > ReSharper > Options, then navigate to Code Editing > [Your Language] > Formatting Style > Indentation.
  Click the "Show settings differences" button at the top right—this will highlight any project-specific settings that clash with your global config. If you see indent size set to 2 here, reset it to 4 and make sure you apply the change to the project (not just the global profile).

• Force ReSharper to do a full code cleanup
  Sometimes cached formatting sticks even after deleting the _ReSharper.Caches directory. Right-click a misformatted file in Solution Explorer, go to ReSharper > Tools > Cleanup Code, select the "Full Cleanup" profile (or create one focused on indentation fixes) and run it. This will force ReSharper to re-apply all formatting rules from scratch.

• Check for file-specific indentation overrides
  Rarely, individual files might have hidden editor settings that override project/global config. Open a misformatted file, go to Edit > Advanced > Format Document Settings (or right-click in the editor and look for similar options), and make sure no custom indentation is set for that specific file.

Once you work through these steps, your indentation should jump back to the 4-space tabs you need. Let me know if any of these hit the mark!

内容的提问来源于stack exchange，提问作者Linda Lawton - DaImTo