Visual Studio 2019默认颜色编码异常变更，如何恢复？

Hey there, let's tackle this VS 2019 color coding issue you're facing. First, let's break down why your User Members - Methods (and other) color settings might have gone missing, then jump into the fixes to get things back to default without manually recreating everything.

Why Did This Happen? #

There are a few common culprits for unexpected setting changes:

• Accidental misclicks: It's easy to accidentally tweak settings when navigating the Options menu, especially if you're using keyboard shortcuts or clicking through menus quickly.
• Extension conflicts: Theme extensions, code highlighting plugins, or even productivity tools can sometimes override default font/color settings without explicit notice.
• Corrupted user settings: VS stores your custom config in local files/registry entries; these can get corrupted after updates, system crashes, or even just regular use over time.
• Update-related migration issues: A VS update or Windows system update might have failed to properly migrate your existing color settings, leading to defaults being overwritten or lost.

How to Reset to Default Settings #

Let's start with the simplest fixes first, then move to more thorough options if needed.

1. Directly Reset Fonts and Colors #

This is the quickest way to revert just the color/font settings:

• Open VS 2019, go to Tools -> Options -> Environment -> Fonts and Colors
• Look for the Reset button in the bottom-right corner of the window
• Click it, then choose either Reset all settings (to revert all environment settings) or select the specific Fonts and Colors option if available (some versions let you target just this category)
• Confirm the prompt, restart VS, and check if your User Members - Methods color is back to Olive (the default)

2. Full VS Settings Reset #

If the first method doesn't work, a full reset of user settings might fix underlying corruption:

• Close all instances of VS 2019
• Open Command Prompt or PowerShell, and run this command:

  devenv.exe /ResetSettings
  

• When VS launches again, you'll see a settings import wizard. Select General Development Settings (the default profile) and follow the prompts
• After setup completes, your color coding should be back to the out-of-the-box defaults

3. Check for Extension Conflicts #

If resets don't help, an extension is likely overriding your settings:

• Go to Tools -> Extensions and Updates
• Disable any recently installed theme, code highlighting, or syntax-related extensions
• Restart VS and check if the colors are normal
• If they are, re-enable extensions one by one to find which one was causing the issue. You can then update or uninstall that problematic extension

4. Manually Fix Corrupted Config Files (Advanced) #

For stubborn cases, you can manually edit the VS config files:

• Navigate to your VS user config folder: C:\Users\[YourUsername]\AppData\Local\Microsoft\VisualStudio\16.0_<random-string> (the random string is unique to your VS installation)
• Locate the Settings.json file, make a backup copy of it first
• Open the original Settings.json in a text editor, search for entries related to User Members - Methods or custom color settings
• Delete any lines that override the default colors, save the file, and restart VS

内容的提问来源于stack exchange，提问作者rolandow