To add the feature of Right click to File and/or Folder to Open With VSCode..

vsCodeOpenFolder.reg

Windows Registry Editor Version 5.00
; Open files
[HKEY_CLASSES_ROOT\*\shell\Open with VS Code]
@="Edit with VS Code"
; Find the root installation files of the VS Code.
; Example - 
"Icon"="C:\\Program Files\\Microsoft VS Code\\Code.exe,0"
[HKEY_CLASSES_ROOT\*\shell\Open with VS Code\command]
@="\"C:\\Program Files\\Microsoft VS Code\\Code.exe" \"%1\""
; This will make it appear when you right click ON a folder
; The "Icon" line can be removed if you don't want the icon to appear
[HKEY_CLASSES_ROOT\Directory\shell\vscode]
@="Open Folder as VS Code Project"
"Icon"="\"C:\\Program Files\\Microsoft VS Code\\Code.exe\",0"
[HKEY_CLASSES_ROOT\Directory\shell\vscode\command]
@="\"C:\\Users\\Prashant Singh\\AppData\\Local\\Programs\\Microsoft VS Code\\Code.exe\" \"%1\""
; This will make it appear when you right click INSIDE a folder
; The "Icon" line can be removed if you don't want the icon to appear
[HKEY_CLASSES_ROOT\Directory\Background\shell\vscode]
@="Open Folder as VS Code Project"
"Icon"="\"C:\\Program Files\\Microsoft VS Code\\Code.exe\",0"
[HKEY_CLASSES_ROOT\Directory\Background\shell\vscode\command]
@="\"C:\\Users\\Prashant Singh\\AppData\\Local\\Programs\\Microsoft VS Code\\Code.exe\" \"%V\""

Steps to follow.

1. Create a file with any name but with extension ".reg", Example: vsCodeOpen.reg
2. Paste the above Code in that file and save it anywhere later accessible location. Note that the location of the installation in your machine should be like above mentioned. If not, then change the File Address in line- 7, 9, 14, 16, 21, 23.
3. Now go to the location where you saved the File.
4. Double Click the file and keep clicking yes.
5. And Wollah... You got it.... Check by right clicking to any file or