diff --git a/extensions/typescript-language-features/package.nls.json b/extensions/typescript-language-features/package.nls.json
index fb28b2a4eb286..e01e4de605f2e 100644
--- a/extensions/typescript-language-features/package.nls.json
+++ b/extensions/typescript-language-features/package.nls.json
@@ -75,7 +75,7 @@
 	"configuration.suggest.paths": "Enable/disable suggestions for paths in import statements and require calls.",
 	"configuration.tsserver.useSeparateSyntaxServer": "Enable/disable spawning a separate TypeScript server that can more quickly respond to syntax related operations, such as calculating folding or computing document symbols.",
 	"configuration.tsserver.useSyntaxServer": "Controls if TypeScript launches a dedicated server to more quickly handle syntax related operations, such as computing code folding.",
-	"configuration.tsserver.useSyntaxServer.always": "Use a lighter weight syntax server to handle all IntelliSense operations. This syntax server can only provide IntelliSense for opened files.",
+	"configuration.tsserver.useSyntaxServer.always": "Use a lighter weight syntax server to handle all IntelliSense operations. This disables project-wide features including auto-imports, cross-file completions, and go to definition for symbols in other files. Only use this for very large projects where performance is critical.",
 	"configuration.tsserver.useSyntaxServer.never": "Don't use a dedicated syntax server. Use a single server to handle all IntelliSense operations.",
 	"configuration.tsserver.useSyntaxServer.auto": "Spawn both a full server and a lighter weight server dedicated to syntax operations. The syntax server is used to speed up syntax operations and provide IntelliSense while projects are loading.",
 	"configuration.tsserver.maxTsServerMemory": "The maximum amount of memory (in MB) to allocate to the TypeScript server process. To use a memory limit greater than 4 GB, use `#typescript.tsserver.nodePath#` to run TS Server with a custom Node installation.",